SB20250226536 - Improper locking in Linux kernel ath ath11k driver



SB20250226536 - Improper locking in Linux kernel ath ath11k driver

Published: February 26, 2025 Updated: May 11, 2025

Security Bulletin ID SB20250226536
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper locking (CVE-ID: CVE-2022-49123)

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_mgmt_tx() 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.