Race Condition Affecting kernel-zfcpdump package, versions <0:5.14.0-284.25.1.el9_2


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-RHEL9-KERNELZFCPDUMP-3160352
  • published7 Dec 2022
  • disclosed23 Nov 2022

Introduced: 23 Nov 2022

CVE-2022-45869  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade RHEL:9 kernel-zfcpdump to version 0:5.14.0-284.25.1.el9_2 or higher.
This issue was patched in RHSA-2023:4377.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-zfcpdump package and not the kernel-zfcpdump package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

A race condition in the x86 KVM subsystem in the Linux kernel through 6.1-rc6 allows guest OS users to cause a denial of service (host OS crash or host OS memory corruption) when nested virtualisation and the TDP MMU are enabled.

CVSS Scores

version 3.1