Vulnerability-Lookup

GHSA-MWHP-JQG6-X3RM

Vulnerability from github – Published: 2026-09-04 18:31 – Updated: 2026-09-04 18:31

Details

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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{
  "affected": [],
  "aliases": [
    "CVE-2026-80909"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-09-04T18:18:00Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: Reject UVD message with invalid number of h265 refs\n\nSame change as for h264, avoids overflow later when calculating\nmin dpb size.\n\n(cherry picked from commit a4b0720e4f1601f97f59a2be9c1b4b94fa6527d5)",
  "id": "GHSA-mwhp-jqg6-x3rm",
  "modified": "2026-09-04T18:31:34Z",
  "published": "2026-09-04T18:31:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80909"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0acdf1a575f59bd46717d5c487d84575af5bee8f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1facad2a78c1a8aeecc36eb4d560c7f1e10ce198"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2abcdc5f738574e7fcdd9417575dffb877fdc26f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/499907e5d46e575e96967c0230a0a6af980a17ab"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9fca434208f1f9ab977feac62df8ebb1cc7ce893"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a930c54cb67200de8bc0de87480d09ece7dcd85d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cbf1c84bf5cac2b3742ea3d2085fa713424465cc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e304c3e0d9ce251887be1f274aa0ed52219d5fd7"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-80909 (GCVE-0-2026-80909)

Vulnerability from cvelistv5 – Published: 2026-09-04 17:19 – Updated: 2026-09-04 17:19

Title

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

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)

Severity

No CVSS data available.

Assigner

Linux mitre root

References

8 references

URL	Tags
https://git.kernel.org/stable/c/1facad2a78c1a8aee…
https://git.kernel.org/stable/c/499907e5d46e575e9…
https://git.kernel.org/stable/c/cbf1c84bf5cac2b37…
https://git.kernel.org/stable/c/a930c54cb67200de8…
https://git.kernel.org/stable/c/2abcdc5f738574e7f…
https://git.kernel.org/stable/c/e304c3e0d9ce25188…
https://git.kernel.org/stable/c/0acdf1a575f59bd46…
https://git.kernel.org/stable/c/9fca434208f1f9ab9…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 1facad2a78c1a8aeecc36eb4d560c7f1e10ce198 (git) Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 499907e5d46e575e96967c0230a0a6af980a17ab (git) Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < cbf1c84bf5cac2b3742ea3d2085fa713424465cc (git) Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < a930c54cb67200de8bc0de87480d09ece7dcd85d (git) Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 2abcdc5f738574e7fcdd9417575dffb877fdc26f (git) Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < e304c3e0d9ce251887be1f274aa0ed52219d5fd7 (git) Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 0acdf1a575f59bd46717d5c487d84575af5bee8f (git) Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 9fca434208f1f9ab977feac62df8ebb1cc7ce893 (git) Affected: 0 , < 5.10.266 (semver) Affected: 0 , < 5.15.217 (semver) Affected: 0 , < 6.1.184 (semver) Affected: 0 , < 6.6.153 (semver) Affected: 0 , < 6.12.105 (semver) Affected: 0 , < 6.18.46 (semver) Affected: 0 , < 7.1.10 (semver)
Linux	Linux	Unaffected: 5.10.266 , ≤ 5.10.* (semver) Unaffected: 5.15.217 , ≤ 5.15.* (semver) Unaffected: 6.1.184 , ≤ 6.1.* (semver) Unaffected: 6.6.153 , ≤ 6.6.* (semver) Unaffected: 6.12.105 , ≤ 6.12.* (semver) Unaffected: 6.18.46 , ≤ 6.18.* (semver) Unaffected: 7.1.10 , ≤ 7.1.* (semver) Unaffected: 7.2 , ≤ * (original_commit_for_fix)

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{
  "containers": {
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        {
          "defaultStatus": "unaffected",
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          "programFiles": [
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              "versionType": "semver"
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              "status": "unaffected",
              "version": "5.15.217",
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              "status": "unaffected",
              "version": "6.1.184",
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              "status": "unaffected",
              "version": "6.12.105",
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              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
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      "cpeApplicability": [
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              "cpeMatch": [
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                  "versionEndExcluding": "5.10.266",
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

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GHSA-MWHP-JQG6-X3RM

CVE-2026-80909 (GCVE-0-2026-80909)

Tags

Sightings

Nomenclature