SB20250502150 - Use-after-free in Linux kernel mac80211
Published: May 2, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250502150
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) Use-after-free (CVE-ID: CVE-2025-37795)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the ieee80211_tx_h_select_key() function in net/mac80211/tx.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0cbd747f343c28d911443dd4174820600cc0d952
- https://git.kernel.org/stable/c/159499c1341f66a71d985e9b79f2131e88d1c646
- https://git.kernel.org/stable/c/47fe322fb4e000f3bb89c2b370a15f3dfdfb9109
- https://git.kernel.org/stable/c/7fa75affe2a97abface2b0d9b95e15728967dda7
- https://git.kernel.org/stable/c/9d00c0a807a3bb7d8fadcd6c26f95f207ab0ce15
- https://git.kernel.org/stable/c/a104042e2bf6528199adb6ca901efe7b60c2c27f
- https://git.kernel.org/stable/c/a167a2833d3f862e800cc23067b21ff1df3a1085
- https://git.kernel.org/stable/c/bb5c4347d50410e3b262c1dd4081e36aa06826f8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.293