CVE Database›Document archive›CVE-2024-49956

CVE-2024-49956

kernel: gfs2: fix double destroy_workqueue error

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · October 21, 2024

Updated · September 14, 2026

Description

A flaw was found in the gfs2 component of the Linux kernel. This vulnerability occurs when the gfs2_fill_super() function fails, leading to a critical system resource, known as a work queue, being destroyed twice. This improper handling can cause system instability and a complete system crash, resulting in a Denial of Service (DoS) for affected systems.

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

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-476 · NULL Pointer Dereference