Use After Free Affecting kernel-devel package, versions <0:5.14.0-70.30.1.el9_0


Severity

Recommended
0.0
high
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-ALMALINUX9-KERNELDEVEL-5640606
  • published28 May 2023
  • disclosed2 Nov 2022

Introduced: 2 Nov 2022

CVE-2022-2585  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 kernel-devel to version 0:5.14.0-70.30.1.el9_0 or higher.
This issue was patched in ALSA-2022:7318.

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:9 relevant fixed versions and status.

It was discovered that when exec'ing from a non-leader thread, armed POSIX CPU timers would be left on a list but freed, leading to a use-after-free.

CVSS Scores

version 3.1