Off-by-one Error Affecting kernel-livepatch-6_4_0-150700_7_75-rt package, versions <1-150700.1.3.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.4% (32nd percentile)

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  • Snyk IDSNYK-SLES157-KERNELLIVEPATCH640150700775RT-19822512
  • published15 Sept 2026
  • disclosed10 Sept 2026

Introduced: 10 Sep 2026

NewCVE-2026-53309  (opens in a new tab)
CWE-193  (opens in a new tab)

How to fix?

Upgrade SLES:15.7 kernel-livepatch-6_4_0-150700_7_75-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_75-rt package and not the kernel-livepatch-6_4_0-150700_7_75-rt package as distributed by SLES. See How to fix? for SLES:15.7 relevant fixed versions and status.

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

ocfs2/dlm: fix off-by-one in dlm_match_regions() region comparison

The local-vs-remote region comparison loop uses '<=' instead of '<', causing it to read one entry past the valid range of qr_regions. The other loops in the same function correctly use '<'.

Fix the loop condition to use '<' for consistency and correctness.

CVSS Base Scores

version 3.1