SB2024071382 - Improper locking in Linux kernel mac80211
Published: July 13, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071382
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-2024-40912)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the ieee80211_sta_ps_deliver_wakeup() function in net/mac80211/sta_info.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/e51637e0c66a6f72d134d9f95daa47ea62b43c7e
- https://git.kernel.org/stable/c/28ba44d680a30c51cf485a2f5a3b680e66ed3932
- https://git.kernel.org/stable/c/e7e916d693dcb5a297f40312600a82475f2e63bc
- https://git.kernel.org/stable/c/d90bdff79f8e40adf889b5408bfcf521528b169f
- https://git.kernel.org/stable/c/9c49b58b9a2bed707e7638576e54c4bccd97b9eb
- https://git.kernel.org/stable/c/456bbb8a31e425177dc0e8d4f98728a560c20e81
- https://git.kernel.org/stable/c/47d176755d5c0baf284eff039560f8c1ba0ea485
- https://git.kernel.org/stable/c/44c06bbde6443de206b30f513100b5670b23fc5e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.317
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.221
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.162
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.279
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.95
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.35