CVE-2026-89897
media: cec: Serialize exclusive follower delivery
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 16, 2026 |
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Affected Versions
Linux / Linux
9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < efc829b4b937f98c4467bffe9243f756b7cfbf7f 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < cac577854826950dda4d53569728b1da6c1425d5 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < 4b532b271c91790b7ab661cd488a7ad36f5c4f6b 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < 271e57a936dcdbaecb4b1bd005d9a285bbe60ab4 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < df941e6851da17fc53c7f6af2bdcc7383d17babc 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < 5c62095acc2a952099688774513c4a637bcdb2b5 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < ae614f48712156fb0f55b207338d48d422c58bc0 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < 1924d0788caa6c66fd320dd4704fae99487fd2c7
Linux / Linux
4.8
References
git.kernel.org: https://git.kernel.org/stable/c/efc829b4b937f98c4467bffe9243f756b7cfbf7f git.kernel.org: https://git.kernel.org/stable/c/cac577854826950dda4d53569728b1da6c1425d5 git.kernel.org: https://git.kernel.org/stable/c/4b532b271c91790b7ab661cd488a7ad36f5c4f6b git.kernel.org: https://git.kernel.org/stable/c/271e57a936dcdbaecb4b1bd005d9a285bbe60ab4 git.kernel.org: https://git.kernel.org/stable/c/df941e6851da17fc53c7f6af2bdcc7383d17babc git.kernel.org: https://git.kernel.org/stable/c/5c62095acc2a952099688774513c4a637bcdb2b5 git.kernel.org: https://git.kernel.org/stable/c/ae614f48712156fb0f55b207338d48d422c58bc0 git.kernel.org: https://git.kernel.org/stable/c/1924d0788caa6c66fd320dd4704fae99487fd2c7