#VU98941 NULL pointer dereference in Linux kernel - CVE-2024-49957
Published: October 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU98941
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-49957
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the ocfs2_journal_shutdown() function in fs/ocfs2/journal.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/bf605ae98dab5c15c5b631d4d7f88898cb41b649
- https://git.kernel.org/stable/c/ff55291fb36779819211b596da703389135f5b05
- https://git.kernel.org/stable/c/82dfdd1e31e774578f76ce6dc90c834f96403a0f
- https://git.kernel.org/stable/c/86a89e75e9e4dfa768b97db466ad6bedf2e7ea5b
- https://git.kernel.org/stable/c/f60e94a83db799bde625ac8671a5b4a6354e7120
- https://git.kernel.org/stable/c/387bf565cc03e2e8c720b8b4798efea4aacb6962
- https://git.kernel.org/stable/c/5784d9fcfd43bd853654bb80c87ef293b9e8e80a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.323
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.227
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.168
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.285
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.113
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.55