SB2026091845 - Improper locking in Linux kernel leds rgb driver
Published: September 18, 2026
Security Bulletin ID
SB2026091845
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper locking (CVE-ID: CVE-2026-93171)
CWE-ID: CWE-667 - Improper Locking
CVSSv4: 1.8 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
The vulnerability allows a local privileged user to cause a denial of service.
The vulnerability exists due to improper locking in lp5860_device_init() when device-tree initialization fails. A local privileged user can trigger device initialization with a failing device-tree initialization to cause a denial of service.
Remediation
Install update from vendor's website.