SB2024090549 - Improper locking in Linux kernel tracefs
Published: September 5, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024090549
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) Improper locking (CVE-ID: CVE-2024-44959)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the tracefs_alloc_inode(), tracefs_free_inode() and tracefs_drop_inode() functions in fs/tracefs/inode.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/726f4c241e17be75a9cf6870d80cd7479dc89e8f
- https://git.kernel.org/stable/c/061da60716ce0cde99f62f31937b81e1c03acef6
- https://git.kernel.org/stable/c/0b6743bd60a56a701070b89fb80c327a44b7b3e2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.46