SB2026091918 - Integer overflow in Linux kernel soc sof
Published: September 19, 2026
Security Bulletin ID
SB2026091918
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) Integer overflow (CVE-ID: CVE-2026-90196)
CWE-ID: CWE-190 - Integer overflow
CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to an integer overflow in the SOF topology volume table handling when processing topology mixer control data. A local user can provide topology mixer control data with an oversized maximum value to cause a denial of service.
An inverted minimum and maximum volume range is also invalid.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/72d0b77412aef2cec554cc84e176658f2a48dafa
- https://git.kernel.org/stable/c/8e1d63f5e272061208455b5aa4cc0d5bcbe5c1a8
- https://git.kernel.org/stable/c/992e130b888699d18da901b593d7a0fb75041a03
- https://git.kernel.org/stable/c/a698e4a60fa54268a38f4e66378851a196cb139b
- https://git.kernel.org/stable/c/cd63a1eb677e9548ba2d512be5dac4cb474ae145
- https://git.kernel.org/stable/c/d2f41287b51a3261d447ae38000f7a6f5860663a