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CVE-2026-89897

media: cec: Serialize exclusive follower delivery

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.10.270, 5.15.221, 6.1.188, 6.6.157, 6.12.110, and 2 more
None on Exploit-DB, Metasploit or GitHub

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.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • Linux Linux

    From 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 · fixed in efc829b4b937f98c4467bffe9243f756b7cfbf7f; From 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 · fixed in cac577854826950dda4d53569728b1da6c1425d5; From 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 · fixed in 4b532b271c91790b7ab661cd488a7ad36f5c4f6b; From 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 · fixed in 271e57a936dcdbaecb4b1bd005d9a285bbe60ab4; From 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 · fixed in df941e6851da17fc53c7f6af2bdcc7383d17babc; From 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 · fixed in 5c62095acc2a952099688774513c4a637bcdb2b5; From 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 · fixed in ae614f48712156fb0f55b207338d48d422c58bc0; From 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 · fixed in 1924d0788caa6c66fd320dd4704fae99487fd2c7

  • Linux Linux

    4.8

  • KernelLinux

    From 4.8.0 · fixed in 5.10.270; From 5.11.0 · fixed in 5.15.221; From 5.16.0 · fixed in 6.1.188; From 6.2.0 · fixed in 6.6.157; From 6.7.0 · fixed in 6.12.110; From 6.13.0 · fixed in 6.18.51; From 6.19.0 · fixed in 7.2.5

References 8

git.kernel.org