CVE-2026-89897

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description An issue exists in the Consumer Electronics Control (CEC) media subsystem where the cec receive notify() function reads the exclusive follower pointer without utilizing the adapter lock. This lack of serialization during the no-follower check and message delivery can lead to race conditions during mode changes and release.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.