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CVE-2026-53049

kernel: gfs2: add some missing log locking

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Severity

Moderate

Red Hat Product Security

7

CVSS 3.1

Review impact separately from score.

Published · June 24, 2026

Updated · October 9, 2026

Description

A flaw was found in the Linux kernel's Global File System 2 (GFS2) component. The gfs2_logd() function, responsible for log flushing, calls several log flushing functions without holding the required lock. This omission allows concurrent transactions to access shared resources without proper exclusion, which could lead to race conditions. Such conditions may result in system instability or data corruption, potentially causing a Denial of Service (DoS).

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-414 · Missing Lock Check