SB20260325160 - Unchecked Return Value to NULL Pointer Dereference in Linux kernel soc sdca
Published: March 25, 2026
Security Bulletin ID
SB20260325160
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) Unchecked Return Value to NULL Pointer Dereference (CVE-ID: CVE-2026-23301)
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to improper check of return value in ASoC SDCA component when handling device entities. A local user can trigger memory allocation failure conditions to cause a denial of service.
Successful exploitation requires access to system-level components that interact with SDCA device entities.
Remediation
Install update from vendor's website.