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CVE-2026-80909

drm/amdgpu: Reject UVD message with invalid number of h265 refs

No known exploitation. EPSS puts it in the 6th percentile. Fixed versions are out.

CVSS —Not scoredEPSS percentile6th0.2% chance in 30 daysCISA KEVNot listedNo confirmed exploitation
No public exploit knownFix1 product4 fixed builds listed below
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OpenVAS · 10 checks

e.g. OID 1.3.6.1.4.1.25623.1.1.10.2026.0506

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Published Updated Sources: CVE.org, NVD

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • LinuxAffected: ≥ 86fa0bdc6fd7b2debc07ce86f1bcd5fb254822e3, < 1facad2a78c1a8aeecc36eb4d560c7f1e10ce198Upgrade to: 1facad2a78c1a8aeecc36eb4d560c7f1e10ce198Affected: ≥ 86fa0bdc6fd7b2debc07ce86f1bcd5fb254822e3, < 499907e5d46e575e96967c0230a0a6af980a17abUpgrade to: 499907e5d46e575e96967c0230a0a6af980a17abAffected: ≥ 86fa0bdc6fd7b2debc07ce86f1bcd5fb254822e3, < cbf1c84bf5cac2b3742ea3d2085fa713424465ccUpgrade to: cbf1c84bf5cac2b3742ea3d2085fa713424465ccAffected: ≥ 86fa0bdc6fd7b2debc07ce86f1bcd5fb254822e3, < a930c54cb67200de8bc0de87480d09ece7dcd85dUpgrade to: a930c54cb67200de8bc0de87480d09ece7dcd85d + 4 more branchesStated by: CVE record

Versions as the sources state them. Full version matrix after sign-in

Check it yourselfA free OpenVAS check exists for this CVE. Run it against your hosts.Is your organisation exposed?Request an assessment to establish which checks fit your systems.

What it is

From the CVE record

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)

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS6th
CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

0.2% chance of exploitation activity in the next 30 days, which ranks it in the 6th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

4 events over 6 days, from the signal feeds we watch.

  1. OpenVAS check added
  2. Record updated
  3. Publishedrecord updated

Affected products

Sources

References in the record

And 5 more references. See all after sign-in

In the news

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