PT-2026-86202 · Linux · Linux Kernel

CVE-2026-80911

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Published

2026-09-04

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Updated

2026-09-05

None

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Name of the Vulnerable Software and Affected Versions Linux Kernel (affected versions not specified)
Description An issue exists in the ASoC SOF audio component within the sof widget setup unlocked() function. If tplg ops->dai config or widget kcontrol setup fails during widget setup, the system double decrements the use count of the widget and invokes core put() twice. This occurs because sof widget free unlocked() is called twice, and the process falls through the pipe widget free label, which also handles widget freeing.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.
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Related Identifiers

CVE-2026-80911

Affected Products

Linux Kernel