Double Free Affecting kernel-64kb package, versions <5.14.21-150500.55.7.1


Severity

Recommended
medium

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-SLES155-KERNEL64KB-5782742
  • published19 Jul 2023
  • disclosed18 Jul 2023

Introduced: 18 Jul 2023

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

How to fix?

Upgrade SLES:15.5 kernel-64kb to version 5.14.21-150500.55.7.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-64kb package and not the kernel-64kb package as distributed by SLES. See How to fix? for SLES:15.5 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