Improper locking in Linux kernel - CVE-2023-54096
Published: December 26, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120494
CSH Severity: Low
CVSS v4.0: 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-2023-54096
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the sdw_modify_slave_status() and sdw_handle_slave_status() functions in drivers/soundwire/bus.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2023-54096
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/48d1d0ce0782f995fda678508fdae35c5e9593f0
- https://git.kernel.org/stable/c/a36b522767f3a72688893a472e80c9aa03e67eda
- https://git.kernel.org/stable/c/c40d6b3249b11d60e09d81530588f56233d9aa44
- https://git.kernel.org/stable/c/c5265691cd065464d795de5666dcfb89c26b9bc1
- https://git.kernel.org/stable/c/e1d54962a63b6ec04ed0204a3ecca942fde3a6fe
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.43