CVE-2026-89897
7.5
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < efc829b4b937f98c4467bffe9243f756b7cfbf7f | affected |
| Linux | Linux | 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < cac577854826950dda4d53569728b1da6c1425d5 | affected |
| Linux | Linux | 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < 4b532b271c91790b7ab661cd488a7ad36f5c4f6b | affected |
| Linux | Linux | 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < 271e57a936dcdbaecb4b1bd005d9a285bbe60ab4 | affected |
| Linux | Linux | 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < df941e6851da17fc53c7f6af2bdcc7383d17babc | affected |
| Linux | Linux | 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < 5c62095acc2a952099688774513c4a637bcdb2b5 | affected |
| Linux | Linux | 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < ae614f48712156fb0f55b207338d48d422c58bc0 | affected |
| Linux | Linux | 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 < 1924d0788caa6c66fd320dd4704fae99487fd2c7 | affected |
| Linux | Linux | 4.8 | affected |
| Linux | Linux | 0 < 4.8 | unaffected |
| Linux | Linux | 5.10.270 <= 5.10.* | unaffected |
| Linux | Linux | 5.15.221 <= 5.15.* | unaffected |
| Linux | Linux | 6.1.188 <= 6.1.* | unaffected |
| Linux | Linux | 6.6.157 <= 6.6.* | unaffected |
| Linux | Linux | 6.12.110 <= 6.12.* | unaffected |
| Linux | Linux | 6.18.51 <= 6.18.* | unaffected |
| Linux | Linux | 7.2.5 <= 7.2.* | unaffected |
| Linux | Linux | 7.3-rc1 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/efc829b4b937f98c4467bffe9243f756b7cfbf7f
- https://git.kernel.org/stable/c/cac577854826950dda4d53569728b1da6c1425d5
- https://git.kernel.org/stable/c/4b532b271c91790b7ab661cd488a7ad36f5c4f6b
- https://git.kernel.org/stable/c/271e57a936dcdbaecb4b1bd005d9a285bbe60ab4
- https://git.kernel.org/stable/c/df941e6851da17fc53c7f6af2bdcc7383d17babc
- https://git.kernel.org/stable/c/5c62095acc2a952099688774513c4a637bcdb2b5
- https://git.kernel.org/stable/c/ae614f48712156fb0f55b207338d48d422c58bc0
- https://git.kernel.org/stable/c/1924d0788caa6c66fd320dd4704fae99487fd2c7
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