SB2024071348 - NULL pointer dereference in Linux kernel ocfs2
Published: July 13, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071348
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2024-40952)
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_dirty() function in fs/ocfs2/journal.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0550ad87711f815b3d73e487ec58ca7d8f56edbc
- https://git.kernel.org/stable/c/72663d3e09091f431a0774227ca207c0358362dd
- https://git.kernel.org/stable/c/58f7e1e2c9e72c7974054c64c3abeac81c11f822
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.36