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CVE-2026-43381 nouveau/dpcd: return EBUSY for aux xfer if the device is asleep

🗓️ 08 May 2026 14:21:29Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 52 Views

nouveau dpcd returns EBUSY for aux transfers when device is asleep to avoid crash on suspend.

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/nouveau/nouveau_connector.c"
    ],
    "versions": [
      {
        "version": "8894f4919bc43f821775db2cfff4b917871b2102",
        "lessThan": "178df7c91e6c202579284df9f79d1592a514cdcf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8894f4919bc43f821775db2cfff4b917871b2102",
        "lessThan": "4df518aa196085909fd7e32518ecd27fba60ed69",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8894f4919bc43f821775db2cfff4b917871b2102",
        "lessThan": "cd24cab2023aa46b595bc6b9cc39d8973d9d0a8c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8894f4919bc43f821775db2cfff4b917871b2102",
        "lessThan": "fad178ae894930520519ead3c8e0150641466360",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8894f4919bc43f821775db2cfff4b917871b2102",
        "lessThan": "6bdd2d70c338d52c387d3b3aadc596784ae81b01",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8894f4919bc43f821775db2cfff4b917871b2102",
        "lessThan": "ad8fa5bff53f5d1f8394f996850da8ce070eaee3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8894f4919bc43f821775db2cfff4b917871b2102",
        "lessThan": "24639553a016578222ac597db924dfb6fa5ec8b5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8894f4919bc43f821775db2cfff4b917871b2102",
        "lessThan": "8f3c6f08ababad2e3bdd239728cf66a9949446b4",
        "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/nouveau/nouveau_connector.c"
    ],
    "versions": [
      {
        "version": "3.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.253",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.203",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.167",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.130",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.78",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.19",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.9",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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