drm/virtio: Check whether transferred 2D BO is shmem

{
  "id": "b7cef17d60043db5fda630a45697b62492b9bdce1586d3ea15a8ddb134bcd391",
  "url": "https://osv.dev/vulnerability/CVE-2022-50842",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "drm/virtio: Check whether transferred 2D BO is shmem",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Check whether transferred 2D BO is shmem Transferred 2D BO always must be a shmem BO. Add check for that to prevent NULL dereference if userspace passes a VRAM BO.",
    "evidence": "osv:CVE-2022-50842",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
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            "value": "5.10.150",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.75",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.19.17",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.0.3",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-50842",
      "aliases": [
        "CVE-2022-50842"
      ],
      "affected": [
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          "ranges": [
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              "type": "GIT",
              "events": [
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                  "fixed": "f134f261d76ae3d5ecf68db642eaa746ceb84cfb"
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                  "fixed": "f122bcb34f1a4b02ef3d95058d8fd1316ea03785"
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                {
                  "fixed": "989164305b933af06d69bb91044dafbd01025371"
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                  "fixed": "36e133af33ea54193378b190cf92c47c12a43d34"
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                {
                  "fixed": "e473216b42aa1fd9fc6b94b608b42c210c655908"
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          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50842.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.7.0"
                },
                {
                  "fixed": "5.10.150"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
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                  "introduced": "5.11.0"
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                {
                  "fixed": "5.15.75"
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            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "5.19.17"
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              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.20.0"
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                {
                  "fixed": "6.0.3"
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          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50842.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:35.716554450Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/36e133af33ea54193378b190cf92c47c12a43d34",
        "https://git.kernel.org/stable/c/989164305b933af06d69bb91044dafbd01025371",
        "https://git.kernel.org/stable/c/e473216b42aa1fd9fc6b94b608b42c210c655908",
        "https://git.kernel.org/stable/c/f122bcb34f1a4b02ef3d95058d8fd1316ea03785",
        "https://git.kernel.org/stable/c/f134f261d76ae3d5ecf68db642eaa746ceb84cfb",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50842.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50842",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50842.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-50842",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 503066,
  "published_at": "2025-12-30T12:11:00.439+00:00"
}