SB20250226627 - Integer underflow in Linux kernel mac80211
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226627
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Integer underflow (CVE-ID: CVE-2022-49646)
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to integer underflow within the __ieee80211_select_queue() function in net/mac80211/wme.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/41ecab279a70dced9005f4d55fa0fcde8938603f
- https://git.kernel.org/stable/c/444be5a02b77f3b7a8ac9c1a0b074fbb3bd89cd0
- https://git.kernel.org/stable/c/50e2ab39291947b6c6c7025cf01707c270fcde59
- https://git.kernel.org/stable/c/5a9df31017999197b6e60535940f2f2fe1bd3b0d
- https://git.kernel.org/stable/c/e013ea2a51a94b903b396a8dff531a07d470335d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.132