SB20241230189 - Improper locking in Linux kernel kcsan
Published: December 30, 2024 Updated: May 11, 2025
Security Bulletin ID
SB20241230189
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-2024-56610)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the DEFINE_SPINLOCK(), kcsan_skip_report_debugfs(), set_report_filterlist_whitelist(), insert_report_filterlist() and show_info() functions in kernel/kcsan/debugfs.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/0ab4951c1473c7d1ceaf1232eb927109cd1c4859
- https://git.kernel.org/stable/c/59458fa4ddb47e7891c61b4a928d13d5f5b00aa0
- https://git.kernel.org/stable/c/889a0d3a35fdedba1c5dcb6410c95c32421680ec
- https://git.kernel.org/stable/c/dca4e74a918586913d251c0b359e8cc96a3883ea
- https://git.kernel.org/stable/c/ea6588abcc15d68fdeae777ffe3dd74c02eab407
- https://git.kernel.org/stable/c/f4f2ef66d288ea796ddb8ecbdc2df074ab2d5f4d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.231