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CVE-2022-49774 (GCVE-0-2022-49774)

Vulnerability from cvelistv5 – Published: 2025-05-01 14:09 – Updated: 2026-05-11 19:06
VLAI
Title
KVM: x86/xen: Fix eventfd error handling in kvm_xen_eventfd_assign()
Summary
In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Fix eventfd error handling in kvm_xen_eventfd_assign() Should not call eventfd_ctx_put() in case of error. [Introduce new goto target instead. - Paolo]
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 2fd6df2f2b47d4301b1ee0fe9d627d1c061a5988 , < d76f46f47dfde220712d1420ee5dbc546c8fc674 (git)
Affected: 2fd6df2f2b47d4301b1ee0fe9d627d1c061a5988 , < 7353633814f6e5b4899fb9ee1483709d6bb0e1cd (git)
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Linux Linux Affected: 5.19
Unaffected: 0 , < 5.19 (semver)
Unaffected: 6.0.10 , ≤ 6.0.* (semver)
Unaffected: 6.1 , ≤ * (original_commit_for_fix)
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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-07-21T18:43:51+00:00",
      "cve": "CVE-2022-49774",
      "id": "CVE-2022-49774",
      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:known_affected": "108",
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      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: KVM: x86/xen: Fix eventfd error handling in kvm_xen_eventfd_assign()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-49774.json",
      "version": "3"
    }
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}



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