CVE-2026-89897

In the Linux kernel, the following vulnerability has been resolved: media: cec: Serialize exclusive follower delivery cec_receive_notify() reads the exclusive follower pointer without the adapter lock. Serialize the no-follower check and message delivery against mode changes and release.

CVSS 3.1

7.5CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.3% chance of exploitation in the next 30 days; higher than 23% of CVEs (scores of 2026-10-25)

Published

2026-09-16

Modified

2026-10-19

Record from

the NVD, synced 2026-10-19

References

• https://git.kernel.org/stable/c/1924d0788caa6c66fd320dd4704fae99487fd2c7
• https://git.kernel.org/stable/c/271e57a936dcdbaecb4b1bd005d9a285bbe60ab4
• https://git.kernel.org/stable/c/4b532b271c91790b7ab661cd488a7ad36f5c4f6b
• https://git.kernel.org/stable/c/5c62095acc2a952099688774513c4a637bcdb2b5
• https://git.kernel.org/stable/c/ae614f48712156fb0f55b207338d48d422c58bc0

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