SB20240608229 - Improper locking in Linux kernel proc
Published: June 8, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240608229
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-2024-26686)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the do_task_stat() function in fs/proc/array.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/cf4b8c39b9a0bd81c47afc7ef62914a62dd5ec4d
- https://git.kernel.org/stable/c/27978243f165b44e342f28f449b91327944ea071
- https://git.kernel.org/stable/c/7601df8031fd67310af891897ef6cc0df4209305
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.237
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.181
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.82
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.64
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8