SB20251230256 - Improper locking in Linux kernel lib
Published: December 30, 2025 Updated: December 30, 2025
Security Bulletin ID
SB20251230256
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper locking (CVE-ID: CVE-2023-54268)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the function in lib/debugobjects.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/4c088d30a72d9b8f9c6ae9362222942e4075cb00
- https://git.kernel.org/stable/c/aee97eec77029270866c704f66cdf2881cbd2fe1
- https://git.kernel.org/stable/c/be646802b3dc408c4dc72a3ac32c3f4a0282414d
- https://git.kernel.org/stable/c/d7fff52c99d52f180d8bef95d8ed8fec6343889c
- https://git.kernel.org/stable/c/eb799279fb1f9c63c520fe8c1c41cb9154252db6
- https://git.kernel.org/stable/c/fd673079749bac97bb30f1461df079e6c8e86511
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.181