SB20251226236 - Improper locking in Linux kernel soundwire driver
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251226236
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-2023-54096)
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.
Remediation
Install update from vendor's website.
References
- 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