Race Condition Affecting kernel-devel package, versions <0:4.18.0-372.16.1.el8_6


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-ALMALINUX8-KERNELDEVEL-5619719
  • 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:8 kernel-devel to version 0:4.18.0-372.16.1.el8_6 or higher.
This issue was patched in ALSA-2022:5564.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-devel package and not the kernel-devel package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 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