#VU120854 Buffer overflow in Linux kernel - CVE-2023-54251
Published: December 30, 2025 / Updated: December 30, 2025
Vulnerability identifier: #VU120854
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-2023-54251
CWE-ID: CWE-119
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 memory corruption within the function in tools/testing/selftests/tc-testing/tc-tests/qdiscs/taprio.json. 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/0b45af982a4df0b14fb8669ee2a871cfdfa6a39c
- https://git.kernel.org/stable/c/57b3fe08ae06ef11af007b4a182629b12a961e30
- https://git.kernel.org/stable/c/e739718444f7bf2fa3d70d101761ad83056ca628
- https://git.kernel.org/stable/c/f04f6d9b3b060f7e11219a65a76da65f1489e391
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.126