CVE-2026-80909
Published Sep 4, 2026
Modified Sep 7, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Reject UVD message with invalid number of h265 refs Same change as for h264, avoids overflow later when calculating min dpb size. (cherry picked from commit a4b0720e4f1601f97f59a2be9c1b4b94fa6527d5)
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EPSS — Exploit Prediction
0.0017
Probability of exploitation
0.06%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
References
Other References
https://git.kernel.org/stable/c/0acdf1a575f59bd46717d5c487d84575af5bee8f
https://git.kernel.org/stable/c/1facad2a78c1a8aeecc36eb4d560c7f1e10ce198
https://git.kernel.org/stable/c/2abcdc5f738574e7fcdd9417575dffb877fdc26f
https://git.kernel.org/stable/c/499907e5d46e575e96967c0230a0a6af980a17ab
https://git.kernel.org/stable/c/9fca434208f1f9ab977feac62df8ebb1cc7ce893
https://git.kernel.org/stable/c/a930c54cb67200de8bc0de87480d09ece7dcd85d
https://git.kernel.org/stable/c/cbf1c84bf5cac2b3742ea3d2085fa713424465cc
https://git.kernel.org/stable/c/e304c3e0d9ce251887be1f274aa0ed52219d5fd7
Frequently Asked Questions
What is CVE-2026-80909? +
In the Linux kernel, the following vulnerability has been resolved:
drm/amdgpu: Reject UVD message with invalid number of h265 refs
Same change as for h264, avoids overflow later when calculating
min dpb size.
(cherry picked from commit a4b0720e4f1601f97f59a2be9c1b4b94fa6527d5)
How do I check if I'm vulnerable to CVE-2026-80909? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.