Use After Free Affecting kernel-azure-devel package, versions <5.14.21-150400.14.13.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-SLES154-KERNELAZUREDEVEL-3026000
  • published17 Sept 2022
  • disclosed16 Sept 2022

Introduced: 16 Sep 2022

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

How to fix?

Upgrade SLES:15.4 kernel-azure-devel to version 5.14.21-150400.14.13.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-azure-devel package and not the kernel-azure-devel package as distributed by SLES. See How to fix? for SLES:15.4 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