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    20 vulnerabilities found for shim by redhat

    CVE-2023-40551 (GCVE-0-2023-40551)

    Vulnerability from nvd – Published: 2024-01-29 16:46 – Updated: 2025-11-20 19:53
    VLAI
    Title
    Shim: out of bounds read when parsing mz binaries
    Summary
    A flaw was found in the MZ binary format in Shim. An out-of-bounds read may occur, leading to a crash or possible exposure of sensitive data during the system's boot phase.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    Assigner
    References
    URL Tags
    https://access.redhat.com/errata/RHSA-2024:1834 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1835 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1873 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1876 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1883 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1902 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1903 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1959 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:2086 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/security/cve/CVE-2023-40551 vdb-entryx_refsource_REDHAT
    https://bugzilla.redhat.com/show_bug.cgi?id=2259918 issue-trackingx_refsource_REDHAT
    https://lists.debian.org/debian-lts-announce/2024… x_transferred
    Impacted products
    Vendor Product Version
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-3.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
        cpe:/o:redhat:enterprise_linux:7::client
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-1.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
        cpe:/o:redhat:enterprise_linux:7::client
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:15.8-4.el8_9 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:15.8-2.el8_6 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:15.8-2.el8 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.8::baseos
        cpe:/a:redhat:rhel_eus:8.8::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:15.8-4.el9_3 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:9::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-3.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/o:redhat:rhel_eus:9.0::baseos
        cpe:/a:redhat:rhel_eus:9.0::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-2.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/o:redhat:rhel_eus:9.0::baseos
        cpe:/a:redhat:rhel_eus:9.0::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:15.8-3.el9_2 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.2::baseos
    Create a notification for this product.
    Date Public
    2024-01-23 00:00
    Show details on NVD website

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    CVE-2023-40550 (GCVE-0-2023-40550)

    Vulnerability from nvd – Published: 2024-01-29 16:29 – Updated: 2026-01-27 10:55
    VLAI
    Title
    Shim: out-of-bound read in verify_buffer_sbat()
    Summary
    An out-of-bounds read flaw was found in Shim when it tried to validate the SBAT information. This issue may expose sensitive data during the system's boot phase.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    Assigner
    References
    URL Tags
    https://access.redhat.com/errata/RHSA-2024:1834 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1835 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1873 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1876 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1883 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1902 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1903 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1959 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:2086 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/security/cve/CVE-2023-40550 vdb-entryx_refsource_REDHAT
    https://bugzilla.redhat.com/show_bug.cgi?id=2259915 issue-trackingx_refsource_REDHAT
    https://lists.debian.org/debian-lts-announce/2024… x_transferred
    Impacted products
    Vendor Product Version
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-3.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
        cpe:/o:redhat:enterprise_linux:7::client
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-1.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
        cpe:/o:redhat:enterprise_linux:7::client
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:15.8-4.el8_9 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:15.8-2.el8_6 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:15.8-2.el8 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.8::baseos
        cpe:/a:redhat:rhel_eus:8.8::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:15.8-4.el9_3 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:9::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-3.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-2.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:15.8-3.el9_2 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.2::baseos
    Create a notification for this product.
    Date Public
    2024-01-23 00:00
    Show details on NVD website

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    CVE-2023-40549 (GCVE-0-2023-40549)

    Vulnerability from nvd – Published: 2024-01-29 16:29 – Updated: 2025-11-20 19:53
    VLAI
    Title
    Shim: out-of-bounds read in verify_buffer_authenticode() malformed pe file
    Summary
    An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    Assigner
    References
    URL Tags
    https://access.redhat.com/errata/RHSA-2024:1834 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1835 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1873 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1876 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1883 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1902 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1903 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1959 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:2086 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/security/cve/CVE-2023-40549 vdb-entryx_refsource_REDHAT
    https://bugzilla.redhat.com/show_bug.cgi?id=2241797 issue-trackingx_refsource_REDHAT
    https://lists.debian.org/debian-lts-announce/2024… x_transferred
    Impacted products
    Vendor Product Version
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-3.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
        cpe:/o:redhat:enterprise_linux:7::client
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-1.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
        cpe:/o:redhat:enterprise_linux:7::client
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:15.8-4.el8_9 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:15.8-2.el8_6 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:15.8-2.el8 , < * (rpm)
        cpe:/a:redhat:rhel_eus:8.8::crb
        cpe:/o:redhat:rhel_eus:8.8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:15.8-4.el9_3 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:9::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-3.el9 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.0::baseos
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-2.el9 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.0::baseos
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:15.8-3.el9_2 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.2::baseos
    Create a notification for this product.
    Date Public
    2024-01-23 00:00
    Show details on NVD website

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    CVE-2023-40546 (GCVE-0-2023-40546)

    Vulnerability from nvd – Published: 2024-01-29 16:29 – Updated: 2025-11-20 19:53
    VLAI
    Title
    Shim: out-of-bounds read printing error messages
    Summary
    A flaw was found in Shim when an error happened while creating a new ESL variable. If Shim fails to create the new variable, it tries to print an error message to the user; however, the number of parameters used by the logging function doesn't match the format string used by it, leading to a crash under certain circumstances.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    • CWE-476 - NULL Pointer Dereference
    Assigner
    References
    URL Tags
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    https://access.redhat.com/errata/RHSA-2024:1835 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1873 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1876 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1883 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1902 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1903 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1959 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:2086 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/security/cve/CVE-2023-40546 vdb-entryx_refsource_REDHAT
    https://bugzilla.redhat.com/show_bug.cgi?id=2241796 issue-trackingx_refsource_REDHAT
    https://lists.debian.org/debian-lts-announce/2024… x_transferred
    Impacted products
    Vendor Product Version
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-3.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::client
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-1.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::client
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:15.8-4.el8_9 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:15.8-2.el8_6 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:15.8-2.el8 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.8::baseos
        cpe:/a:redhat:rhel_eus:8.8::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:15.8-4.el9_3 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:9::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-3.el9 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.0::baseos
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/a:redhat:rhel_eus:9.0::appstream
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-2.el9 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.0::baseos
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/a:redhat:rhel_eus:9.0::appstream
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:15.8-3.el9_2 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.2::baseos
    Create a notification for this product.
    Date Public
    2024-01-23 00:00
    Show details on NVD website

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    CVE-2023-40548 (GCVE-0-2023-40548)

    Vulnerability from nvd – Published: 2024-01-29 14:53 – Updated: 2026-06-26 09:44
    VLAI
    Title
    Shim: interger overflow leads to heap buffer overflow in verify_sbat_section on 32-bits systems
    Summary
    A buffer overflow was found in Shim in the 32-bit system. The overflow happens due to an addition operation involving a user-controlled value parsed from the PE binary being used by Shim. This value is further used for memory allocation operations, leading to a heap-based buffer overflow. This flaw causes memory corruption and can lead to a crash or data integrity issues during the boot phase.
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator (v2.0.3)
    CWE
    • CWE-190 - Integer Overflow or Wraparound
    Assigner
    References
    URL Tags
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    https://access.redhat.com/errata/RHSA-2024:1835 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1873 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1876 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1883 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1902 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1903 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1959 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:2086 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/security/cve/CVE-2023-40548 vdb-entryx_refsource_REDHAT
    https://bugzilla.redhat.com/show_bug.cgi?id=2241782 issue-trackingx_refsource_REDHAT
    https://lists.debian.org/debian-lts-announce/2024… x_transferred
    Impacted products
    Vendor Product Version
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-3.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::client
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-1.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::client
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:15.8-4.el8_9 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:15.8-2.el8_6 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:15.8-2.el8 , < * (rpm)
        cpe:/a:redhat:rhel_eus:8.8::crb
        cpe:/o:redhat:rhel_eus:8.8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:15.8-4.el9_3 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:9::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-3.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-2.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:15.8-3.el9_2 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.2::baseos
    Create a notification for this product.
    Date Public
    2023-10-03 00:00
    Show details on NVD website

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    CVE-2023-40547 (GCVE-0-2023-40547)

    Vulnerability from nvd – Published: 2024-01-25 15:54 – Updated: 2026-06-26 09:43
    VLAI
    Title
    Shim: rce in http boot support may lead to secure boot bypass
    Summary
    A remote code execution vulnerability was found in Shim. The Shim boot support trusts attacker-controlled values when parsing an HTTP response. This flaw allows an attacker to craft a specific malicious HTTP request, leading to a completely controlled out-of-bounds write primitive and complete system compromise. This flaw is only exploitable during the early boot phase, an attacker needs to perform a Man-in-the-Middle or compromise the boot server to be able to exploit this vulnerability successfully.
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator (v2.0.3)
    CWE
    Assigner
    References
    Impacted products
    Vendor Product Version
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-3.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::client
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-1.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::client
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:15.8-4.el8_9 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:15.8-2.el8_6 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:15.8-2.el8 , < * (rpm)
        cpe:/a:redhat:rhel_eus:8.8::crb
        cpe:/o:redhat:rhel_eus:8.8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:15.8-4.el9_3 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:9::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-3.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-2.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:15.8-3.el9_2 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.2::baseos
    Create a notification for this product.
    Date Public
    2024-01-23 00:00
    Credits
    Red Hat would like to thank Bill Demirkapi (Microsoft Security Response Center) for reporting this issue.
    Show details on NVD website

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    CVE-2022-28737 (GCVE-0-2022-28737)

    Vulnerability from nvd – Published: 2023-07-20 00:26 – Updated: 2024-10-22 13:17
    VLAI
    Title
    There's a possible overflow in handle_image() when shim tries to load and execute crafted EFI executables
    Summary
    There's a possible overflow in handle_image() when shim tries to load and execute crafted EFI executables; The handle_image() function takes into account the SizeOfRawData field from each section to be loaded. An attacker can leverage this to perform out-of-bound writes into memory. Arbitrary code execution is not discarded in such scenario.
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator (v2.0.3)
    Assigner
    Impacted products
    Vendor Product Version
    Red Hat Bootloader Team shim Affected: 0 , < 15.6 (semver)
    Create a notification for this product.
    redhat shim Affected: 0 , < 15.6 (semver)
        cpe:2.3:a:redhat:shim:*:*:*:*:*:*:*:*
    Create a notification for this product.
    Date Public
    2022-06-13 00:00
    Credits
    Chris Coulson
    Show details on NVD website

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    CVE-2014-3677 (GCVE-0-2014-3677)

    Vulnerability from nvd – Published: 2014-10-22 14:00 – Updated: 2024-08-06 10:50
    VLAI
    Summary
    Unspecified vulnerability in Shim might allow attackers to execute arbitrary code via a crafted MOK list, which triggers memory corruption.
    Severity
    No CVSS data available.
    CWE
    • n/a
    Assigner
    References
    Date Public
    2014-10-13 00:00
    Show details on NVD website

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    CVE-2014-3676 (GCVE-0-2014-3676)

    Vulnerability from nvd – Published: 2014-10-22 14:00 – Updated: 2024-08-06 10:50
    VLAI
    Summary
    Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related to the "tftp:// DHCPv6 boot option."
    Severity
    No CVSS data available.
    CWE
    • n/a
    Assigner
    References
    Date Public
    2014-10-13 00:00
    Show details on NVD website

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    CVE-2014-3675 (GCVE-0-2014-3675)

    Vulnerability from nvd – Published: 2014-10-22 14:00 – Updated: 2024-08-06 10:50
    VLAI
    Summary
    Shim allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted DHCPv6 packet.
    Severity
    No CVSS data available.
    CWE
    • n/a
    Assigner
    References
    Date Public
    2014-10-13 00:00
    Show details on NVD website

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    CVE-2023-40551 (GCVE-0-2023-40551)

    Vulnerability from cvelistv5 – Published: 2024-01-29 16:46 – Updated: 2025-11-20 19:53
    VLAI
    Title
    Shim: out of bounds read when parsing mz binaries
    Summary
    A flaw was found in the MZ binary format in Shim. An out-of-bounds read may occur, leading to a crash or possible exposure of sensitive data during the system's boot phase.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    Assigner
    References
    URL Tags
    https://access.redhat.com/errata/RHSA-2024:1834 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1835 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1873 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1876 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1883 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1902 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1903 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1959 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:2086 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/security/cve/CVE-2023-40551 vdb-entryx_refsource_REDHAT
    https://bugzilla.redhat.com/show_bug.cgi?id=2259918 issue-trackingx_refsource_REDHAT
    https://lists.debian.org/debian-lts-announce/2024… x_transferred
    Impacted products
    Vendor Product Version
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-3.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
        cpe:/o:redhat:enterprise_linux:7::client
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-1.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
        cpe:/o:redhat:enterprise_linux:7::client
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:15.8-4.el8_9 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:15.8-2.el8_6 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:15.8-2.el8 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.8::baseos
        cpe:/a:redhat:rhel_eus:8.8::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:15.8-4.el9_3 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:9::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-3.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/o:redhat:rhel_eus:9.0::baseos
        cpe:/a:redhat:rhel_eus:9.0::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-2.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/o:redhat:rhel_eus:9.0::baseos
        cpe:/a:redhat:rhel_eus:9.0::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:15.8-3.el9_2 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.2::baseos
    Create a notification for this product.
    Date Public
    2024-01-23 00:00
    Show details on NVD website

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    CVE-2023-40546 (GCVE-0-2023-40546)

    Vulnerability from cvelistv5 – Published: 2024-01-29 16:29 – Updated: 2025-11-20 19:53
    VLAI
    Title
    Shim: out-of-bounds read printing error messages
    Summary
    A flaw was found in Shim when an error happened while creating a new ESL variable. If Shim fails to create the new variable, it tries to print an error message to the user; however, the number of parameters used by the logging function doesn't match the format string used by it, leading to a crash under certain circumstances.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    • CWE-476 - NULL Pointer Dereference
    Assigner
    References
    URL Tags
    https://access.redhat.com/errata/RHSA-2024:1834 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1835 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1873 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1876 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1883 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1902 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1903 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1959 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:2086 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/security/cve/CVE-2023-40546 vdb-entryx_refsource_REDHAT
    https://bugzilla.redhat.com/show_bug.cgi?id=2241796 issue-trackingx_refsource_REDHAT
    https://lists.debian.org/debian-lts-announce/2024… x_transferred
    Impacted products
    Vendor Product Version
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-3.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::client
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-1.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::client
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:15.8-4.el8_9 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:15.8-2.el8_6 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:15.8-2.el8 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.8::baseos
        cpe:/a:redhat:rhel_eus:8.8::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:15.8-4.el9_3 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:9::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-3.el9 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.0::baseos
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/a:redhat:rhel_eus:9.0::appstream
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-2.el9 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.0::baseos
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/a:redhat:rhel_eus:9.0::appstream
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:15.8-3.el9_2 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.2::baseos
    Create a notification for this product.
    Date Public
    2024-01-23 00:00
    Show details on NVD website

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    CVE-2023-40549 (GCVE-0-2023-40549)

    Vulnerability from cvelistv5 – Published: 2024-01-29 16:29 – Updated: 2025-11-20 19:53
    VLAI
    Title
    Shim: out-of-bounds read in verify_buffer_authenticode() malformed pe file
    Summary
    An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    Assigner
    References
    URL Tags
    https://access.redhat.com/errata/RHSA-2024:1834 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1835 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1873 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1876 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1883 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1902 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1903 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1959 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:2086 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/security/cve/CVE-2023-40549 vdb-entryx_refsource_REDHAT
    https://bugzilla.redhat.com/show_bug.cgi?id=2241797 issue-trackingx_refsource_REDHAT
    https://lists.debian.org/debian-lts-announce/2024… x_transferred
    Impacted products
    Vendor Product Version
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-3.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
        cpe:/o:redhat:enterprise_linux:7::client
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-1.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
        cpe:/o:redhat:enterprise_linux:7::client
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:15.8-4.el8_9 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:15.8-2.el8_6 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:15.8-2.el8 , < * (rpm)
        cpe:/a:redhat:rhel_eus:8.8::crb
        cpe:/o:redhat:rhel_eus:8.8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:15.8-4.el9_3 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:9::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-3.el9 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.0::baseos
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-2.el9 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.0::baseos
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:15.8-3.el9_2 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.2::baseos
    Create a notification for this product.
    Date Public
    2024-01-23 00:00
    Show details on NVD website

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    CVE-2023-40550 (GCVE-0-2023-40550)

    Vulnerability from cvelistv5 – Published: 2024-01-29 16:29 – Updated: 2026-01-27 10:55
    VLAI
    Title
    Shim: out-of-bound read in verify_buffer_sbat()
    Summary
    An out-of-bounds read flaw was found in Shim when it tried to validate the SBAT information. This issue may expose sensitive data during the system's boot phase.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    Assigner
    References
    URL Tags
    https://access.redhat.com/errata/RHSA-2024:1834 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1835 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1873 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1876 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1883 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1902 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1903 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1959 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:2086 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/security/cve/CVE-2023-40550 vdb-entryx_refsource_REDHAT
    https://bugzilla.redhat.com/show_bug.cgi?id=2259915 issue-trackingx_refsource_REDHAT
    https://lists.debian.org/debian-lts-announce/2024… x_transferred
    Impacted products
    Vendor Product Version
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-3.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
        cpe:/o:redhat:enterprise_linux:7::client
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-1.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
        cpe:/o:redhat:enterprise_linux:7::client
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:15.8-4.el8_9 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_tus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_aus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:15.8-2.el8_6 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:15.8-2.el8 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.8::baseos
        cpe:/a:redhat:rhel_eus:8.8::crb
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:15.8-4.el9_3 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:9::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-3.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-2.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:15.8-3.el9_2 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.2::baseos
    Create a notification for this product.
    Date Public
    2024-01-23 00:00
    Show details on NVD website

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    CVE-2023-40548 (GCVE-0-2023-40548)

    Vulnerability from cvelistv5 – Published: 2024-01-29 14:53 – Updated: 2026-06-26 09:44
    VLAI
    Title
    Shim: interger overflow leads to heap buffer overflow in verify_sbat_section on 32-bits systems
    Summary
    A buffer overflow was found in Shim in the 32-bit system. The overflow happens due to an addition operation involving a user-controlled value parsed from the PE binary being used by Shim. This value is further used for memory allocation operations, leading to a heap-based buffer overflow. This flaw causes memory corruption and can lead to a crash or data integrity issues during the boot phase.
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator (v2.0.3)
    CWE
    • CWE-190 - Integer Overflow or Wraparound
    Assigner
    References
    URL Tags
    https://access.redhat.com/errata/RHSA-2024:1834 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1835 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1873 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1876 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1883 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1902 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1903 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:1959 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/errata/RHSA-2024:2086 vendor-advisoryx_refsource_REDHAT
    https://access.redhat.com/security/cve/CVE-2023-40548 vdb-entryx_refsource_REDHAT
    https://bugzilla.redhat.com/show_bug.cgi?id=2241782 issue-trackingx_refsource_REDHAT
    https://lists.debian.org/debian-lts-announce/2024… x_transferred
    Impacted products
    Vendor Product Version
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-3.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::client
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-1.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::client
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:15.8-4.el8_9 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:15.8-2.el8_6 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:15.8-2.el8 , < * (rpm)
        cpe:/a:redhat:rhel_eus:8.8::crb
        cpe:/o:redhat:rhel_eus:8.8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:15.8-4.el9_3 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:9::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-3.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-2.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:15.8-3.el9_2 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.2::baseos
    Create a notification for this product.
    Date Public
    2023-10-03 00:00
    Show details on NVD website

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    CVE-2023-40547 (GCVE-0-2023-40547)

    Vulnerability from cvelistv5 – Published: 2024-01-25 15:54 – Updated: 2026-06-26 09:43
    VLAI
    Title
    Shim: rce in http boot support may lead to secure boot bypass
    Summary
    A remote code execution vulnerability was found in Shim. The Shim boot support trusts attacker-controlled values when parsing an HTTP response. This flaw allows an attacker to craft a specific malicious HTTP request, leading to a completely controlled out-of-bounds write primitive and complete system compromise. This flaw is only exploitable during the early boot phase, an attacker needs to perform a Man-in-the-Middle or compromise the boot server to be able to exploit this vulnerability successfully.
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator (v2.0.3)
    CWE
    Assigner
    References
    Impacted products
    Vendor Product Version
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-3.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::client
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Unaffected: 0:15.8-1.el7 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:7::client
        cpe:/o:redhat:enterprise_linux:7::server
        cpe:/o:redhat:enterprise_linux:7::workstation
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:15.8-4.el8_9 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_2 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.2::baseos
        cpe:/o:redhat:rhel_e4s:8.2::baseos
        cpe:/o:redhat:rhel_tus:8.2::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 0:15.8-2.el8_4 , < * (rpm)
        cpe:/o:redhat:rhel_aus:8.4::baseos
        cpe:/o:redhat:rhel_e4s:8.4::baseos
        cpe:/o:redhat:rhel_tus:8.4::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:15.8-2.el8_6 , < * (rpm)
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:15.8-2.el8 , < * (rpm)
        cpe:/a:redhat:rhel_eus:8.8::crb
        cpe:/o:redhat:rhel_eus:8.8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:15.8-4.el9_3 , < * (rpm)
        cpe:/o:redhat:enterprise_linux:9::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-3.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:15.8-2.el9 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::appstream
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:15.8-3.el9_2 , < * (rpm)
        cpe:/o:redhat:rhel_eus:9.2::baseos
    Create a notification for this product.
    Date Public
    2024-01-23 00:00
    Credits
    Red Hat would like to thank Bill Demirkapi (Microsoft Security Response Center) for reporting this issue.
    Show details on NVD website

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    CVE-2022-28737 (GCVE-0-2022-28737)

    Vulnerability from cvelistv5 – Published: 2023-07-20 00:26 – Updated: 2024-10-22 13:17
    VLAI
    Title
    There's a possible overflow in handle_image() when shim tries to load and execute crafted EFI executables
    Summary
    There's a possible overflow in handle_image() when shim tries to load and execute crafted EFI executables; The handle_image() function takes into account the SizeOfRawData field from each section to be loaded. An attacker can leverage this to perform out-of-bound writes into memory. Arbitrary code execution is not discarded in such scenario.
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator (v2.0.3)
    Assigner
    Impacted products
    Vendor Product Version
    Red Hat Bootloader Team shim Affected: 0 , < 15.6 (semver)
    Create a notification for this product.
    redhat shim Affected: 0 , < 15.6 (semver)
        cpe:2.3:a:redhat:shim:*:*:*:*:*:*:*:*
    Create a notification for this product.
    Date Public
    2022-06-13 00:00
    Credits
    Chris Coulson
    Show details on NVD website

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    CVE-2014-3677 (GCVE-0-2014-3677)

    Vulnerability from cvelistv5 – Published: 2014-10-22 14:00 – Updated: 2024-08-06 10:50
    VLAI
    Summary
    Unspecified vulnerability in Shim might allow attackers to execute arbitrary code via a crafted MOK list, which triggers memory corruption.
    Severity
    No CVSS data available.
    CWE
    • n/a
    Assigner
    References
    Date Public
    2014-10-13 00:00
    Show details on NVD website

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    CVE-2014-3675 (GCVE-0-2014-3675)

    Vulnerability from cvelistv5 – Published: 2014-10-22 14:00 – Updated: 2024-08-06 10:50
    VLAI
    Summary
    Shim allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted DHCPv6 packet.
    Severity
    No CVSS data available.
    CWE
    • n/a
    Assigner
    References
    Date Public
    2014-10-13 00:00
    Show details on NVD website

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    CVE-2014-3676 (GCVE-0-2014-3676)

    Vulnerability from cvelistv5 – Published: 2014-10-22 14:00 – Updated: 2024-08-06 10:50
    VLAI
    Summary
    Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related to the "tftp:// DHCPv6 boot option."
    Severity
    No CVSS data available.
    CWE
    • n/a
    Assigner
    References
    Date Public
    2014-10-13 00:00
    Show details on NVD website

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