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CVE-2026-53309

CRITICAL CVSS: 9.8 Published: 2026-06-26 Modified: 2026-07-06

Description

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.

Affected Platforms

Linux Linux Kernel

Weakness Type

CWE-193

References