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CVE-2026-63854 drm/amdgpu/vcn: set no_user_fence for VCN v3.0 enc/dec rings

🗓️ 19 Jul 2026 14:04:44Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 38 Views

CVE-2026-63854: AMDGPU VCN 3.0 encoder and decoder disallow 64-bit user fences.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c"
    ],
    "versions": [
      {
        "version": "cf14826cdfb5c9fe10f98210d040b9d7486c381d",
        "lessThan": "e74fc9c72c1ba78d0de0b849f5929c3b39a8e20c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf14826cdfb5c9fe10f98210d040b9d7486c381d",
        "lessThan": "26c4f38529ac78930c9c4713e16ebc5b689bb0a3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf14826cdfb5c9fe10f98210d040b9d7486c381d",
        "lessThan": "2d6525e7b2504f5bbfe9417cddc1e8da858791dd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf14826cdfb5c9fe10f98210d040b9d7486c381d",
        "lessThan": "b076e45e6f757a2829e80d0144c1b5f201bee5af",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf14826cdfb5c9fe10f98210d040b9d7486c381d",
        "lessThan": "f1e5a6660d7cbf006079126d9babbf0ccf538c6b",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c"
    ],
    "versions": [
      {
        "version": "5.9",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.9",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.141",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.91",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.33",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.10",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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05 Aug 2026 12:36Current
CVSS 3.17.8
EPSS0.00132
38