#VU120423 Out-of-bounds read in Linux kernel - CVE-2023-54135
Published: December 26, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120423
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-2023-54135
CWE-ID: CWE-125
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 an out-of-bounds read error within the mas_wr_slot_store() and mas_wr_store_entry() functions in lib/maple_tree.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/4e2ad53ababeaac44d71162650984abfe783960c
- https://git.kernel.org/stable/c/cd00dd2585c4158e81fdfac0bbcc0446afbad26d
- https://git.kernel.org/stable/c/dc4751bd4aba01ccfc02f91adfeee0ba4cda405c
- https://git.kernel.org/stable/c/f5fcf6555a2a4f32947d17b92b173837cc652891
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.1