{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "8894f4919bc43f821775db2cfff4b917871b2102"
            },
            {
              "fixed": "178df7c91e6c202579284df9f79d1592a514cdcf"
            },
            {
              "fixed": "4df518aa196085909fd7e32518ecd27fba60ed69"
            },
            {
              "fixed": "cd24cab2023aa46b595bc6b9cc39d8973d9d0a8c"
            },
            {
              "fixed": "fad178ae894930520519ead3c8e0150641466360"
            },
            {
              "fixed": "6bdd2d70c338d52c387d3b3aadc596784ae81b01"
            },
            {
              "fixed": "ad8fa5bff53f5d1f8394f996850da8ce070eaee3"
            },
            {
              "fixed": "24639553a016578222ac597db924dfb6fa5ec8b5"
            },
            {
              "fixed": "8f3c6f08ababad2e3bdd239728cf66a9949446b4"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.16.0"
            },
            {
              "fixed": "5.10.253"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.203"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.167"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.130"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.78"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.19"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43381.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnouveau/dpcd: return EBUSY for aux xfer if the device is asleep\n\nIf we have runtime suspended, and userspace wants to use /dev/drm_dp_*\nthen just tell it the device is busy instead of crashing in the GSP\ncode.\n\nWARNING: CPU: 2 PID: 565741 at drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/rpc.c:164 r535_gsp_msgq_wait+0x9a/0xb0 [nouveau]\nCPU: 2 UID: 0 PID: 565741 Comm: fwupd Not tainted 6.18.10-200.fc43.x86_64 #1 PREEMPT(lazy)\nHardware name: LENOVO 20QTS0PQ00/20QTS0PQ00, BIOS N2OET65W (1.52 ) 08/05/2024\nRIP: 0010:r535_gsp_msgq_wait+0x9a/0xb0 [nouveau]\n\nThis is a simple fix to get backported. We should probably engineer a\nproper power domain solution to wake up devices and keep them awake\nwhile fw updates are happening.",
  "id": "CVE-2026-43381",
  "modified": "2026-07-08T05:36:37.039089620Z",
  "published": "2026-05-08T14:21:29.340Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/178df7c91e6c202579284df9f79d1592a514cdcf"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/24639553a016578222ac597db924dfb6fa5ec8b5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4df518aa196085909fd7e32518ecd27fba60ed69"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6bdd2d70c338d52c387d3b3aadc596784ae81b01"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8f3c6f08ababad2e3bdd239728cf66a9949446b4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ad8fa5bff53f5d1f8394f996850da8ce070eaee3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cd24cab2023aa46b595bc6b9cc39d8973d9d0a8c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fad178ae894930520519ead3c8e0150641466360"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43381.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-43381"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "nouveau/dpcd: return EBUSY for aux xfer if the device is asleep"
}