Improper Update of Reference Count Affecting kernel-livepatch-6_4_0-150700_7_19-rt package, versions <1-150700.1.3.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.28% (21st percentile)

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  • Snyk IDSNYK-SLES157-KERNELLIVEPATCH640150700719RT-13670953
  • published23 Oct 2025
  • disclosed22 Oct 2025

Introduced: 22 Oct 2025

CVE-2023-5633  (opens in a new tab)
CWE-911  (opens in a new tab)

How to fix?

Upgrade SLES:15.7 kernel-livepatch-6_4_0-150700_7_19-rt to version 1-150700.1.3.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-6_4_0-150700_7_19-rt package and not the kernel-livepatch-6_4_0-150700_7_19-rt package as distributed by SLES. See How to fix? for SLES:15.7 relevant fixed versions and status.

The reference count changes made as part of the CVE-2023-33951 and CVE-2023-33952 fixes exposed a use-after-free flaw in the way memory objects were handled when they were being used to store a surface. When running inside a VMware guest with 3D acceleration enabled, a local, unprivileged user could potentially use this flaw to escalate their privileges.

CVSS Base Scores

version 3.1