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14 vulnerabilities found for Red Hat Enterprise Linux 9.6 Extended Update Support by Red Hat
CVE-2025-66287 (GCVE-0-2025-66287)
Vulnerability from nvd – Published: 2025-12-04 16:48 – Updated: 2025-12-22 20:49
VLAI?
Title
Webkitgtk: processing maliciously crafted web content may lead to an unexpected process crash
Summary
A flaw was found in WebKitGTK. Processing malicious web content can cause an unexpected process crash due to improper memory handling.
Severity ?
8.8 (High)
CWE
- CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Assigner
References
Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| The WebKitGTK Team | WebKitGTK |
Affected:
0 , < 2.50.3
(semver)
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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CVE-2025-13947 (GCVE-0-2025-13947)
Vulnerability from nvd – Published: 2025-12-03 09:45 – Updated: 2026-01-07 15:17
VLAI?
Title
Webkit: webkitgtk: remote user-assisted information disclosure via file drag-and-drop
Summary
A flaw was found in WebKitGTK. This vulnerability allows remote, user-assisted information disclosure that can reveal any file the user is permitted to read via abusing the file drag-and-drop mechanism where WebKitGTK does not verify that drag operations originate from outside the browser.
Severity ?
7.4 (High)
CWE
- CWE-346 - Origin Validation Error
Assigner
References
| URL | Tags | ||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| The WebKitGTK Team | webkitgtk |
Affected:
0 , < 2.50.3
(semver)
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Credits
Red Hat would like to thank Janet Black for reporting this issue.
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CVE-2025-13502 (GCVE-0-2025-13502)
Vulnerability from nvd – Published: 2025-11-25 08:02 – Updated: 2025-12-22 20:41
VLAI?
Title
Webkit: webkitgtk / wpe webkit: out-of-bounds read and integer underflow vulnerability leading to dos
Summary
A flaw was found in WebKitGTK and WPE WebKit. This vulnerability allows an out-of-bounds read and integer underflow, leading to a UIProcess crash (DoS) via a crafted payload to the GLib remote inspector server.
Severity ?
7.5 (High)
CWE
- CWE-190 - Integer Overflow or Wraparound
Assigner
References
| URL | Tags | ||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| The WebKitGTK Team | webkitgtk |
Affected:
0 , < 2.50.2
(semver)
|
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|
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Credits
Red Hat would like to thank Aisle Research and Stanislav Fort for reporting this issue.
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CVE-2025-13609 (GCVE-0-2025-13609)
Vulnerability from nvd – Published: 2025-11-24 18:08 – Updated: 2025-12-22 20:41
VLAI?
Title
Keylime: keylime: registrar allows identity takeover via duplicate uuid registration
Summary
A vulnerability has been identified in keylime where an attacker can exploit this flaw by registering a new agent using a different Trusted Platform Module (TPM) device but claiming an existing agent's unique identifier (UUID). This action overwrites the legitimate agent's identity, enabling the attacker to impersonate the compromised agent and potentially bypass security controls.
Severity ?
8.2 (High)
CWE
- CWE-694 - Use of Multiple Resources with Duplicate Identifier
Assigner
References
| URL | Tags | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Keylime Project | keylime |
Affected:
0 , < 7.14.0
(semver)
|
|||||||||||||||||||||||||||
|
|||||||||||||||||||||||||||||
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CVE-2025-59089 (GCVE-0-2025-59089)
Vulnerability from nvd – Published: 2025-11-12 16:40 – Updated: 2025-12-19 15:10
VLAI?
Title
Python-kdcproxy: remote dos via unbounded tcp upstream buffering
Summary
If an attacker causes kdcproxy to connect to an attacker-controlled KDC server (e.g. through server-side request forgery), they can exploit the fact that kdcproxy does not enforce bounds on TCP response length to conduct a denial-of-service attack. While receiving the KDC's response, kdcproxy copies the entire buffered stream into a new
buffer on each recv() call, even when the transfer is incomplete, causing excessive memory allocation and CPU usage. Additionally, kdcproxy accepts incoming response chunks as long as the received data length is not exactly equal to the length indicated in the response
header, even when individual chunks or the total buffer exceed the maximum length of a Kerberos message. This allows an attacker to send unbounded data until the connection timeout is reached (approximately 12 seconds), exhausting server memory or CPU resources. Multiple concurrent requests can cause accept queue overflow, denying service to legitimate clients.
Severity ?
5.9 (Medium)
CWE
- CWE-770 - Allocation of Resources Without Limits or Throttling
Assigner
References
| URL | Tags | |||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| latchset | kdcproxy |
Affected:
0 , < 1.1.0
(semver)
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Credits
Red Hat would like to thank Arad Inbar for reporting this issue.
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CVE-2025-59088 (GCVE-0-2025-59088)
Vulnerability from nvd – Published: 2025-11-12 16:35 – Updated: 2025-12-19 14:44
VLAI?
Title
Python-kdcproxy: unauthenticated ssrf via realm‑controlled dns srv
Summary
If kdcproxy receives a request for a realm which does not have server addresses defined in its configuration, by default, it will query SRV records in the DNS zone matching the requested realm name. This creates a server-side request forgery vulnerability, since an attacker could send a request for a realm matching a DNS zone where they created SRV records pointing to arbitrary ports and hostnames (which may resolve to loopback or internal IP addresses). This vulnerability can be exploited to probe internal network topology and firewall rules, perform port scanning, and exfiltrate data. Deployments where
the "use_dns" setting is explicitly set to false are not affected.
Severity ?
8.6 (High)
CWE
- CWE-918 - Server-Side Request Forgery (SSRF)
Assigner
References
| URL | Tags | |||||||||||||||||||||||||||||||||||||||||||||||||
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Impacted products
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| latchset | kdcproxy |
Affected:
0 , < 1.1.0
(semver)
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
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Credits
Red Hat would like to thank Arad Inbar for reporting this issue.
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CVE-2025-11561 (GCVE-0-2025-11561)
Vulnerability from nvd – Published: 2025-10-09 13:37 – Updated: 2026-01-07 12:42
VLAI?
Title
Sssd: sssd default kerberos configuration allows privilege escalation on ad-joined linux systems
Summary
A flaw was found in the integration of Active Directory and the System Security Services Daemon (SSSD) on Linux systems. In default configurations, the Kerberos local authentication plugin (sssd_krb5_localauth_plugin) is enabled, but a fallback to the an2ln plugin is possible. This fallback allows an attacker with permission to modify certain AD attributes (such as userPrincipalName or samAccountName) to impersonate privileged users, potentially resulting in unauthorized access or privilege escalation on domain-joined Linux hosts.
Severity ?
8.8 (High)
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
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Impacted products
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|
Affected:
0 , ≤ 2.11.1
(semver)
|
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Credits
Red Hat would like to thank Zavier Lee for reporting this issue.
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CVE-2025-66287 (GCVE-0-2025-66287)
Vulnerability from cvelistv5 – Published: 2025-12-04 16:48 – Updated: 2025-12-22 20:49
VLAI?
Title
Webkitgtk: processing maliciously crafted web content may lead to an unexpected process crash
Summary
A flaw was found in WebKitGTK. Processing malicious web content can cause an unexpected process crash due to improper memory handling.
Severity ?
8.8 (High)
CWE
- CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Assigner
References
| URL | Tags | |||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| The WebKitGTK Team | WebKitGTK |
Affected:
0 , < 2.50.3
(semver)
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
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CVE-2025-13947 (GCVE-0-2025-13947)
Vulnerability from cvelistv5 – Published: 2025-12-03 09:45 – Updated: 2026-01-07 15:17
VLAI?
Title
Webkit: webkitgtk: remote user-assisted information disclosure via file drag-and-drop
Summary
A flaw was found in WebKitGTK. This vulnerability allows remote, user-assisted information disclosure that can reveal any file the user is permitted to read via abusing the file drag-and-drop mechanism where WebKitGTK does not verify that drag operations originate from outside the browser.
Severity ?
7.4 (High)
CWE
- CWE-346 - Origin Validation Error
Assigner
References
| URL | Tags | ||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
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Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| The WebKitGTK Team | webkitgtk |
Affected:
0 , < 2.50.3
(semver)
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Credits
Red Hat would like to thank Janet Black for reporting this issue.
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CVE-2025-13502 (GCVE-0-2025-13502)
Vulnerability from cvelistv5 – Published: 2025-11-25 08:02 – Updated: 2025-12-22 20:41
VLAI?
Title
Webkit: webkitgtk / wpe webkit: out-of-bounds read and integer underflow vulnerability leading to dos
Summary
A flaw was found in WebKitGTK and WPE WebKit. This vulnerability allows an out-of-bounds read and integer underflow, leading to a UIProcess crash (DoS) via a crafted payload to the GLib remote inspector server.
Severity ?
7.5 (High)
CWE
- CWE-190 - Integer Overflow or Wraparound
Assigner
References
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Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| The WebKitGTK Team | webkitgtk |
Affected:
0 , < 2.50.2
(semver)
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Credits
Red Hat would like to thank Aisle Research and Stanislav Fort for reporting this issue.
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CVE-2025-13609 (GCVE-0-2025-13609)
Vulnerability from cvelistv5 – Published: 2025-11-24 18:08 – Updated: 2025-12-22 20:41
VLAI?
Title
Keylime: keylime: registrar allows identity takeover via duplicate uuid registration
Summary
A vulnerability has been identified in keylime where an attacker can exploit this flaw by registering a new agent using a different Trusted Platform Module (TPM) device but claiming an existing agent's unique identifier (UUID). This action overwrites the legitimate agent's identity, enabling the attacker to impersonate the compromised agent and potentially bypass security controls.
Severity ?
8.2 (High)
CWE
- CWE-694 - Use of Multiple Resources with Duplicate Identifier
Assigner
References
| URL | Tags | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Keylime Project | keylime |
Affected:
0 , < 7.14.0
(semver)
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CVE-2025-59089 (GCVE-0-2025-59089)
Vulnerability from cvelistv5 – Published: 2025-11-12 16:40 – Updated: 2025-12-19 15:10
VLAI?
Title
Python-kdcproxy: remote dos via unbounded tcp upstream buffering
Summary
If an attacker causes kdcproxy to connect to an attacker-controlled KDC server (e.g. through server-side request forgery), they can exploit the fact that kdcproxy does not enforce bounds on TCP response length to conduct a denial-of-service attack. While receiving the KDC's response, kdcproxy copies the entire buffered stream into a new
buffer on each recv() call, even when the transfer is incomplete, causing excessive memory allocation and CPU usage. Additionally, kdcproxy accepts incoming response chunks as long as the received data length is not exactly equal to the length indicated in the response
header, even when individual chunks or the total buffer exceed the maximum length of a Kerberos message. This allows an attacker to send unbounded data until the connection timeout is reached (approximately 12 seconds), exhausting server memory or CPU resources. Multiple concurrent requests can cause accept queue overflow, denying service to legitimate clients.
Severity ?
5.9 (Medium)
CWE
- CWE-770 - Allocation of Resources Without Limits or Throttling
Assigner
References
| URL | Tags | |||||||||||||||||||||||||||||||||||||||||||||||||
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Impacted products
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| latchset | kdcproxy |
Affected:
0 , < 1.1.0
(semver)
|
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|
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Credits
Red Hat would like to thank Arad Inbar for reporting this issue.
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CVE-2025-59088 (GCVE-0-2025-59088)
Vulnerability from cvelistv5 – Published: 2025-11-12 16:35 – Updated: 2025-12-19 14:44
VLAI?
Title
Python-kdcproxy: unauthenticated ssrf via realm‑controlled dns srv
Summary
If kdcproxy receives a request for a realm which does not have server addresses defined in its configuration, by default, it will query SRV records in the DNS zone matching the requested realm name. This creates a server-side request forgery vulnerability, since an attacker could send a request for a realm matching a DNS zone where they created SRV records pointing to arbitrary ports and hostnames (which may resolve to loopback or internal IP addresses). This vulnerability can be exploited to probe internal network topology and firewall rules, perform port scanning, and exfiltrate data. Deployments where
the "use_dns" setting is explicitly set to false are not affected.
Severity ?
8.6 (High)
CWE
- CWE-918 - Server-Side Request Forgery (SSRF)
Assigner
References
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Impacted products
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| latchset | kdcproxy |
Affected:
0 , < 1.1.0
(semver)
|
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Credits
Red Hat would like to thank Arad Inbar for reporting this issue.
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CVE-2025-11561 (GCVE-0-2025-11561)
Vulnerability from cvelistv5 – Published: 2025-10-09 13:37 – Updated: 2026-01-07 12:42
VLAI?
Title
Sssd: sssd default kerberos configuration allows privilege escalation on ad-joined linux systems
Summary
A flaw was found in the integration of Active Directory and the System Security Services Daemon (SSSD) on Linux systems. In default configurations, the Kerberos local authentication plugin (sssd_krb5_localauth_plugin) is enabled, but a fallback to the an2ln plugin is possible. This fallback allows an attacker with permission to modify certain AD attributes (such as userPrincipalName or samAccountName) to impersonate privileged users, potentially resulting in unauthorized access or privilege escalation on domain-joined Linux hosts.
Severity ?
8.8 (High)
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
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Impacted products
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|
Affected:
0 , ≤ 2.11.1
(semver)
|
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Credits
Red Hat would like to thank Zavier Lee for reporting this issue.
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"value": "To mitigate this issue, ensure the SSSD Kerberos local authentication plugin (sssd_krb5_localauth_plugin) is configured and the an2ln plugin is disabled by adding \"disable = an2ln\" in a krb5 include file, for example /var/lib/sss/pubconf/krb5.include.d/localauth_plugin and make sure it is included in the Kerberos configuration. Apply vendor updates and follow Red Hat guidance for SSSD hardening."
}
],
"x_generator": {
"engine": "cvelib 1.8.0"
},
"x_redhatCweChain": "CWE-269: Improper Privilege Management"
}
},
"cveMetadata": {
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"assignerShortName": "redhat",
"cveId": "CVE-2025-11561",
"datePublished": "2025-10-09T13:37:53.089Z",
"dateReserved": "2025-10-09T13:03:30.189Z",
"dateUpdated": "2026-01-07T12:42:57.516Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}