SB20250226537 - Improper locking in Linux kernel ath ath11k driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226537
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-2022-49132)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the ath11k_pci_pm_suspend() and ath11k_pci_pm_resume() functions in drivers/net/wireless/ath/ath11k/pci.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/aeed776c00e804a0f7896db39c7c661cea34ee1f
- https://git.kernel.org/stable/c/b4f4c56459a5c744f7f066b9fc2b54ea995030c5
- https://git.kernel.org/stable/c/f3c5ef433da82d257337424b3647ce9dcb37d4b5
- https://git.kernel.org/stable/c/fed4cef115ab21a18faf499b3fa9b9a4b544f941
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.34