ghsa-r98c-6vfm-m459
Vulnerability from github
Published
2025-06-18 12:30
Modified
2025-06-18 12:30
Details

In the Linux kernel, the following vulnerability has been resolved:

virtio-gpu: fix a missing check to avoid NULL dereference

'cache_ent' could be set NULL inside virtio_gpu_cmd_get_capset() and it will lead to a NULL dereference by a lately use of it (i.e., ptr = cache_ent->caps_cache). Fix it with a NULL check.

[ kraxel: minor codestyle fixup ]

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{
  "affected": [],
  "aliases": [
    "CVE-2022-50181"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-06-18T11:15:48Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nvirtio-gpu: fix a missing check to avoid NULL dereference\n\n\u0027cache_ent\u0027 could be set NULL inside virtio_gpu_cmd_get_capset()\nand it will lead to a NULL dereference by a lately use of it\n(i.e., ptr = cache_ent-\u003ecaps_cache). Fix it with a NULL check.\n\n\n[ kraxel: minor codestyle fixup ]",
  "id": "GHSA-r98c-6vfm-m459",
  "modified": "2025-06-18T12:30:53Z",
  "published": "2025-06-18T12:30:53Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-50181"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/259773fc874258606c0121767a4a27466ff337eb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/367882a5a9448b5e1ba756125308092d614cb96c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/39caef09666c1d8274abf9472c72bcac236dc5fb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/adbdd21983fa292e53aec3eab97306b2961ea887"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bd63f11f4c3c46afec07d821f74736161ff6e526"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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