CVE-2026-89897
HIGHCVSS 7.5Description
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.
Timeline
Published:September 16th, 2026 11:16 AM
Last modified:October 19th, 2026 9:18 AM
CVSS Scoring
CVSS v3: 7.5 (HIGH)
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
References & Reports
Advisories, patches, and third-party reports
- 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
- https://git.kernel.org/stable/c/cac577854826950dda4d53569728b1da6c1425d5
- https://git.kernel.org/stable/c/df941e6851da17fc53c7f6af2bdcc7383d17babc
- https://git.kernel.org/stable/c/efc829b4b937f98c4467bffe9243f756b7cfbf7f
Source: NIST NVD · Data may lag official sources by up to one minute