#VU120514 Improper locking in Linux kernel - CVE-2023-54006
Published: December 26, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120514
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-2023-54006
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 unix_release_sock() function in net/unix/af_unix.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/20aa8325464d8905450089eed96ca102a074d853
- https://git.kernel.org/stable/c/2d8933ca863e252fb09ad0be483255e3dfeb1f54
- https://git.kernel.org/stable/c/31b46d5e7c4e295bd112960614a66a177a057dca
- https://git.kernel.org/stable/c/5d91b7891f4a9a9d69d75e9f44ab4bf1f3b11840
- https://git.kernel.org/stable/c/ade32bd8a738d7497ffe9743c46728db26740f78
- https://git.kernel.org/stable/c/afc284a4a781defbb12b2a40427fae34c3d20e17
- https://git.kernel.org/stable/c/cf29b42766ad4af2ae6a449f583796951551b48d
- https://git.kernel.org/stable/c/e5edc6e44a882c0458878ab10eaddfe60ac34e57
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.132