drm/amdgpu: Reject UVD message with invalid number of h265 refs
Priority LOW 22Published · Updated
Key facts
- Attack vector
- —
- Privileges required
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- User interaction
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- Attack complexity
- —
- Impact type
- —
- Confidentiality · integrity · availability
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- Fix status
- Partial Red Hat: 7 without a fix
No CVSS vector from any source. Fix status from CNA and Red Hat.
Summary
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)
Why it matters now
EPSS 0.00165 5th percentileScored 2026-11-07
Fix Partial Linux (Linux): 5.10.266, 5.15.217, 6.1.184 +5Red Hat: 7 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.10.266, 5.15.217, 6.1.184, 6.6.153, 6.12.105, 6.18.46, 7.1.10, 7.2
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix yet |
| Red Hat Enterprise Linux 8 | Affected | No fix yet |
| Red Hat Enterprise Linux 9 | Affected | No fix yet |
| Red Hat OpenShift Container Platform 4 | Affected | No fix yet |
| Red Hat OpenShift Container Platform 5 | Affected | No fix yet |
Timeline
- 2026-10-02 Threatist record created from CVE-2026-80909
- 2026-10-03 Alias added: GHSA-mwhp-jqg6-x3rm
- 2026-10-25 Affected versions changed · Red Hat
- 2026-10-25 CVSS score added · Red Hat
- 2026-10-29 Affected versions changed · Red Hat
- 2026-10-30 Affected versions changed · Red Hat
References
Other 8
- https://git.kernel.org/stable/c/1facad2a78c1a8aeecc36eb4d560c7f1e10ce198
- https://git.kernel.org/stable/c/499907e5d46e575e96967c0230a0a6af980a17ab
- https://git.kernel.org/stable/c/cbf1c84bf5cac2b3742ea3d2085fa713424465cc
- https://git.kernel.org/stable/c/a930c54cb67200de8bc0de87480d09ece7dcd85d
- https://git.kernel.org/stable/c/2abcdc5f738574e7fcdd9417575dffb877fdc26f
- https://git.kernel.org/stable/c/e304c3e0d9ce251887be1f274aa0ed52219d5fd7
- https://git.kernel.org/stable/c/0acdf1a575f59bd46717d5c487d84575af5bee8f
- https://git.kernel.org/stable/c/9fca434208f1f9ab977feac62df8ebb1cc7ce893
More Linux vulnerabilities
- TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2021-02452 Incorrect authorization in Ubuntu linux kernel KEVCVSS 3.1HIGH 8.8
- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
Sources
- CVE-2026-80909 · CVE Program
- CVE-2026-80909 · NVD
- FIRST EPSS
- GHSA-mwhp-jqg6-x3rm · GitHub Advisory Database · CC BY 4.0
- CVE-2026-80909 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences