SB20260925220 - Unchecked Error Condition in Linux kernel soc sof
Published: September 25, 2026
Security Bulletin ID
SB20260925220
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Unchecked Error Condition (CVE-ID: CVE-2026-93187)
CWE-ID: CWE-391 - Unchecked Error Condition
CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a local user to cause widget setup failures to be reported as successful.
The vulnerability exists due to improper error handling in sof_ipc4_widget_setup_comp_src() and sof_ipc4_widget_setup_comp_asrc() when processing topology data with zero input or output formats. A local user can provide topology data with zero input or output formats to cause widget setup failures to be reported as successful.
Remediation
Install update from vendor's website.