Input validation error in Linux kernel - CVE-2025-38512
Published: August 18, 2025
Vulnerability identifier: #VU114190
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-38512
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
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_is_valid_amsdu() and ieee80211_amsdu_to_8023s() functions in net/wireless/util.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2025-38512
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/6e3b09402cc6c3e3474fa548e8adf6897dda05de
- https://git.kernel.org/stable/c/737bb912ebbe4571195c56eba557c4d7315b26fb
- https://git.kernel.org/stable/c/e01851f6e9a665a6011b14714b271d3e6b0b8d32
- https://git.kernel.org/stable/c/e2c8a3c0388aef6bfc4aabfba07bc7dff16eea80
- https://git.kernel.org/stable/c/ec6392061de6681148b63ee6c8744da833498cdd