SB2025032740 - NULL pointer dereference in Linux kernel soc sof
Published: March 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025032740
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) NULL pointer dereference (CVE-ID: CVE-2025-21870)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the sof_ipc4_widget_setup_comp_dai() and sof_ipc4_prepare_copier_module() functions in sound/soc/sof/ipc4-topology.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.