Double Free Affecting kernel-default-extra package, versions <5.14.21-150400.24.49.3


Severity

Recommended
medium

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-SLES154-KERNELDEFAULTEXTRA-6048260
  • published6 Nov 2023
  • disclosed18 Mar 2023

Introduced: 18 Mar 2023

CVE-2023-26545  (opens in a new tab)
CWE-415  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 kernel-default-extra to version 5.14.21-150400.24.49.3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-default-extra package and not the kernel-default-extra package as distributed by SLES. See How to fix? for SLES:15.4 relevant fixed versions and status.

In the Linux kernel before 6.1.13, there is a double free in net/mpls/af_mpls.c upon an allocation failure (for registering the sysctl table under a new location) during the renaming of a device.

CVSS Scores

version 3.1