SB20251230258 - Improper locking in Linux kernel ath ath11k driver
Published: December 30, 2025 Updated: December 30, 2025
Security Bulletin ID
SB20251230258
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-2023-54229)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the ath11k_mac_setup_channels_rates() function in drivers/net/wireless/ath/ath11k/mac.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/32ca096e712a78b2f0d2e48d33dc0caaba9f9866
- https://git.kernel.org/stable/c/532f8bac60419eb28158770470b9bb655de207c8
- https://git.kernel.org/stable/c/8d1342108c2bf11aaaf293becfc010ecdb6170d9
- https://git.kernel.org/stable/c/e2ceb1de2f83aafd8003f0b72dfd4b7441e97d14
- https://git.kernel.org/stable/c/f97832620d7f320bea81707f34631371e87a419b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.150