#VU120868 Input validation error in Linux kernel - CVE-2023-54244
Published: December 30, 2025
Vulnerability identifier: #VU120868
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-2023-54244
CWE-ID: CWE-20
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 input validation within the acpi_ec_remove_query_handlers() function in drivers/acpi/ec.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/066b90bca755f0b876e7b027b75d1796861d6db0
- https://git.kernel.org/stable/c/0d528a7c421b1f1772fc1d29370b3b5fc0f42b19
- https://git.kernel.org/stable/c/130e3eac51912f2c866e7d035992ede25f8feac0
- https://git.kernel.org/stable/c/86a159fd5bdb01ec34b160cfda1a313b616d9302
- https://git.kernel.org/stable/c/ccae2233e9935a038a35fe8cfd703df905f700e7
- https://git.kernel.org/stable/c/e5b492c6bb900fcf9722e05f4a10924410e170c1
- https://git.kernel.org/stable/c/f4a573eed6377d356f835a4b00099d5dacee0da0
- https://git.kernel.org/stable/c/fd2c99e81ae0dbdd62a154ef9c77fc01715cc020
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4