CVE-2024-42079
kernel: gfs2: Fix NULL pointer dereference in gfs2_log_flush
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 29, 2024
Updated · October 29, 2026
Description
A flaw was found in the Linux kernel's GFS2 (Global File System 2) file system. A race condition between unmounting the file system and concurrent lock processing can cause a NULL pointer dereference during log flushing. A local user could exploit this vulnerability to trigger a system crash, resulting in 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 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 · NULL Pointer Dereference