CVE-2023-52846 Affecting kernel-source-azure package, versions <5.14.21-150500.33.60.1


Severity

Recommended
medium

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (13th percentile)

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  • Snyk IDSNYK-SLES155-KERNELSOURCEAZURE-7435940
  • published10 Jul 2024
  • disclosed9 Jul 2024

Introduced: 9 Jul 2024

CVE-2023-52846  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 kernel-source-azure to version 5.14.21-150500.33.60.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-source-azure package and not the kernel-source-azure package as distributed by SLES. See How to fix? for SLES:15.5 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

hsr: Prevent use after free in prp_create_tagged_frame()

The prp_fill_rct() function can fail. In that situation, it frees the skb and returns NULL. Meanwhile on the success path, it returns the original skb. So it's straight forward to fix bug by using the returned value.

CVSS Scores

version 3.1