{
  "affected": [
    {
      "database_specific": {
        "source": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qemu/OSV-2021-820.yaml"
      },
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "qemu",
        "purl": "pkg:generic/qemu"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "e64d4b6a9bc3ba216a988276bcdc27d06fd48e59"
            }
          ],
          "repo": "https://git.qemu.org/git/qemu.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "v6.1.0-rc0",
        "v6.1.0-rc1",
        "v6.1.0-rc2",
        "v6.1.0-rc3",
        "v6.1.0-rc4",
        "v6.1.0",
        "v6.1.1",
        "v6.2.0",
        "v6.2.0-rc0",
        "v6.2.0-rc1",
        "v6.2.0-rc3",
        "v6.2.0-rc4",
        "v7.0.0",
        "v7.0.0-rc0",
        "v7.0.0-rc1",
        "v7.0.0-rc2",
        "v7.0.0-rc3",
        "v7.0.0-rc4",
        "v7.1.0-rc0",
        "v7.1.0-rc1",
        "v7.1.0-rc2",
        "v7.1.0-rc3",
        "v7.1.0-rc4",
        "v7.1.0",
        "v7.2.0-rc0",
        "v7.2.0-rc1",
        "v7.2.0-rc2",
        "v7.2.0-rc3",
        "v7.2.0-rc4",
        "v7.2.0",
        "v8.0.0-rc0",
        "v8.0.0-rc1",
        "v8.0.0-rc2",
        "v7.2.1",
        "v8.0.0-rc3",
        "v8.0.0-rc4",
        "v8.0.0",
        "v7.2.2",
        "v7.2.3",
        "v8.0.1",
        "v8.0.2",
        "v7.2.4",
        "v8.0.3",
        "v8.1.0-rc0",
        "v8.1.0-rc1",
        "v8.1.0-rc2",
        "v7.2.5",
        "v8.0.4",
        "v8.1.0-rc3",
        "v8.1.0-rc4",
        "v8.1.0",
        "v7.2.6",
        "v8.0.5",
        "v8.1.1",
        "v8.1.2",
        "v8.2.0-rc0",
        "v7.2.7",
        "v8.1.3",
        "v8.2.0-rc1",
        "v8.2.0-rc2",
        "v8.2.0-rc3",
        "v8.2.0-rc4",
        "v8.2.0",
        "v7.2.8",
        "v8.1.4",
        "v7.2.9",
        "v8.1.5",
        "v8.2.1",
        "v7.2.10",
        "v8.2.2",
        "v9.0.0-rc0",
        "v9.0.0-rc1",
        "v9.0.0-rc2",
        "v9.0.0-rc3",
        "v9.0.0-rc4",
        "v7.2.11",
        "v8.2.3",
        "v9.0.0",
        "v8.2.4",
        "v7.2.12",
        "v8.2.5",
        "v9.0.1",
        "v7.2.13",
        "v8.2.6",
        "v9.0.2",
        "v9.1.0-rc0",
        "v9.1.0-rc1",
        "v9.1.0-rc2",
        "v9.1.0-rc3",
        "v9.1.0-rc4",
        "v9.1.0",
        "v7.2.14",
        "v8.2.7",
        "v9.0.3",
        "v9.1.1",
        "v9.2.0-rc0",
        "v7.2.15",
        "v8.2.8",
        "v9.0.4",
        "v9.1.2",
        "v9.2.0-rc1",
        "v9.2.0-rc2",
        "v9.2.0-rc3",
        "v9.2.0",
        "v7.2.16",
        "v8.2.9",
        "v9.1.3",
        "v9.2.1",
        "v9.2.2",
        "v10.0.0-rc0",
        "v10.0.0-rc1",
        "v7.2.17",
        "v8.2.10",
        "v9.2.3",
        "v10.0.0-rc2",
        "v10.0.0-rc3",
        "v10.0.0-rc4",
        "v10.0.0",
        "v10.0.1",
        "v7.2.18",
        "v9.2.4",
        "v10.0.2",
        "v10.0.3",
        "v10.1.0-rc0",
        "v7.2.19",
        "v10.0.4",
        "v10.1.0",
        "v10.1.0-rc1",
        "v10.1.0-rc2",
        "v10.1.0-rc3",
        "v10.1.0-rc4",
        "v7.2.20",
        "v10.0.5",
        "v10.1.1",
        "v7.2.21",
        "v10.0.6",
        "v10.1.2",
        "v10.2.0-rc1",
        "v10.2.0-rc2",
        "v10.0.7",
        "v10.1.3",
        "v7.2.22",
        "v10.2.0-rc3",
        "v10.2.0-rc4",
        "v10.2.0",
        "v10.0.8",
        "v10.1.4",
        "v10.2.1",
        "v10.0.9",
        "v10.1.5",
        "v10.2.2",
        "v11.0.0-rc0",
        "v11.0.0-rc1",
        "v11.0.0-rc2",
        "v11.0.0-rc3",
        "v11.0.0-rc4",
        "v11.0.0",
        "v10.0.10",
        "v10.2.3",
        "v11.0.1",
        "v10.0.11",
        "v10.2.4",
        "v11.0.2",
        "v10.0.12",
        "v11.0.3",
        "v11.1.0-rc0",
        "v11.1.0-rc1",
        "v11.1.0-rc2",
        "v11.1.0-rc3",
        "v11.1.0",
        "v10.0.13",
        "v11.0.4",
        "v11.1.1"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34831\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nvirtio_gpu_disable_scanout\nvirtio_gpu_set_scanout\nvirtio_gpu_simple_process_cmd\n```\n",
  "id": "OSV-2021-820",
  "modified": "2026-09-22T14:44:17.119189Z",
  "published": "2021-06-02T00:00:31.619765Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34831"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "UNKNOWN READ in virtio_gpu_disable_scanout"
}