#VU115494 Improper locking in Linux kernel - CVE-2025-39763
Published: September 16, 2025
Vulnerability identifier: #VU115494
Vulnerability risk: Low
CVSSv4.0: 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-2025-39763
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the ghes_do_proc() function in drivers/acpi/apei/ghes.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/082735fbcdb6cd0cf20fbec94516ab2996f1cdd5
- https://git.kernel.org/stable/c/3cb4f18797247985b0f51d5300f8cb6c78f343ea
- https://git.kernel.org/stable/c/79a5ae3c4c5eb7e38e0ebe4d6bf602d296080060
- https://git.kernel.org/stable/c/af089e41811a1ad6a7b2b80e839a73ec4c3cecdd
- https://git.kernel.org/stable/c/cfc9bc15bda6fd0c496cbe2c628564d4d7c332c1