{
  "cveId": "CVE-2021-47367",
  "url": "https://patchblox.com/security/cve/CVE-2021-47367",
  "summary": "CVE-2021-47367 is fixed in linux on 1 platform, first by DEBIAN-CVE-2021-47367, released May 21, 2024. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  virtio-net: fix pages leaking when building skb...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  virtio-net: fix pages leaking when building skb in big mode  We try to use build_skb() if we had sufficient tailroom. But we forget to release the unused pages chained via private in big mode which will leak pages. Fixing this by release the pages after building the skb in big mode.",
  "published": "2024-05-21T15:15:22Z",
  "severity": "medium",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
  "epss": 0.00227,
  "epssPercentile": 0.13456,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "5.14.9-1",
      "fix": "DEBIAN-CVE-2021-47367",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-47367",
      "released": "2024-05-21T15:15:22Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "5.14.9-1",
      "fix": "DEBIAN-CVE-2021-47367",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-47367",
      "released": "2024-05-21T15:15:22Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "5.14.9-1",
      "fix": "DEBIAN-CVE-2021-47367",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-47367",
      "released": "2024-05-21T15:15:22Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}