Use After Free Affecting kernel-macros package, versions <6.4.0-150600.23.73.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
2.16% (80th percentile)

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  • Snyk IDSNYK-SLES156-KERNELMACROS-13573416
  • published16 Oct 2025
  • disclosed15 Oct 2025

Introduced: 15 Oct 2025

CVE-2023-31248  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.6 kernel-macros to version 6.4.0-150600.23.73.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-macros package and not the kernel-macros package as distributed by SLES. See How to fix? for SLES:15.6 relevant fixed versions and status.

Linux Kernel nftables Use-After-Free Local Privilege Escalation Vulnerability; nft_chain_lookup_byid() failed to check whether a chain was active and CAP_NET_ADMIN is in any user or network namespace

CVSS Base Scores

version 3.1