SB20241022312 - Input validation error in Linux kernel mac80211
Published: October 22, 2024 Updated: May 12, 2025
Security Bulletin ID
SB20241022312
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) Input validation error (CVE-ID: CVE-2022-49022)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the ieee80211_get_rate_duration() function in net/mac80211/airtime.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/0184ede0ec61b9cd075babfaa45081b1bf322234
- https://git.kernel.org/stable/c/59b54f0563b6546c94bdb6823d3b382c75407019
- https://git.kernel.org/stable/c/f0fcad4c7201ecfaa17357f4ce0c50b4708df22d
- https://git.kernel.org/stable/c/3e8f7abcc3473bc9603323803aeaed4ffcc3a2ab
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.158
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.82
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1