Race Condition Affecting kernel-debug-modules-extra package, versions <0:5.14.0-70.17.1.el9_0


Severity

Recommended
0.0
high
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-ALMALINUX9-KERNELDEBUGMODULESEXTRA-5639574
  • published28 May 2023
  • disclosed1 Jul 2022

Introduced: 1 Jul 2022

CVE-2022-1729  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 kernel-debug-modules-extra to version 0:5.14.0-70.17.1.el9_0 or higher.
This issue was patched in ALSA-2022:5249.

NVD Description

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

A race condition was found the Linux kernel in perf_event_open() which can be exploited by an unprivileged user to gain root privileges. The bug allows to build several exploit primitives such as kernel address information leak, arbitrary execution, etc.

CVSS Scores

version 3.1