CVE-2026-89897
CVSS v3
7.5
HIGH
EPSS Score
0.4 %
exploit probability, as of 2026-09-28
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
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.
Technical details
- Published
- 2026-09-16
- Last Modified
- 2026-09-16
Frequently asked questions
What is 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.
Is CVE-2026-89897 actively exploited?
Active exploitation of CVE-2026-89897 has not been confirmed. Its EPSS score was 0.4% on 2026-09-28, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2026-89897?
CVE-2026-89897 has a CVSS v3 base score of 7.5 (HIGH severity).
Is CVE-2026-89897 affecting your environment?
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