Use After Free Affecting kernel-azure-devel package, versions <5.14.21-150400.14.63.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.05% (20th percentile)

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  • Snyk IDSNYK-SLES154-KERNELAZUREDEVEL-5849807
  • published23 Aug 2023
  • disclosed22 Aug 2023

Introduced: 22 Aug 2023

CVE-2023-4004  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 kernel-azure-devel to version 5.14.21-150400.14.63.1 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.

A use-after-free flaw was found in the Linux kernel's netfilter in the way a user triggers the nft_pipapo_remove function with the element, without a NFT_SET_EXT_KEY_END. This issue could allow a local user to crash the system or potentially escalate their privileges on the system.

References

CVSS Scores

version 3.1