CVE-2026-80909: Linux kernel · drm/amdgpu: Reject UVD message with invalid number of h265 refs
Source GCVE Database
Not known to be exploited.
Data as of 26 Oct 2026, 17:16 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 5% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Exploitation evidence
Disclosed: evidence found.
CVE published 4 Sep 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 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)
References
- nvd.nist.gov/vuln/detail/CVE-2026-80909 (opens in a new tab)
- git.kernel.org/stable/c/0acdf1a575f59bd46717d5c487d84575af5bee8f (opens in a new tab)
- git.kernel.org/stable/c/1facad2a78c1a8aeecc36eb4d560c7f1e10ce198 (opens in a new tab)
- git.kernel.org/stable/c/2abcdc5f738574e7fcdd9417575dffb877fdc26f (opens in a new tab)
- git.kernel.org/stable/c/499907e5d46e575e96967c0230a0a6af980a17ab (opens in a new tab)
- git.kernel.org/stable/c/9fca434208f1f9ab977feac62df8ebb1cc7ce893 (opens in a new tab)
- git.kernel.org/stable/c/a930c54cb67200de8bc0de87480d09ece7dcd85d (opens in a new tab)
- git.kernel.org/stable/c/cbf1c84bf5cac2b3742ea3d2085fa713424465cc (opens in a new tab)
- git.kernel.org/stable/c/e304c3e0d9ce251887be1f274aa0ed52219d5fd7 (opens in a new tab)