{
  "cveId": "CVE-2022-37428",
  "url": "https://patchblox.com/security/cve/CVE-2022-37428",
  "summary": "CVE-2022-37428 is fixed in pdns-recursor on 1 platform, first by DEBIAN-CVE-2022-37428, released August 23, 2022. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "pdns-recursor: PowerDNS Recursor up to and including 4.5.9, 4.6.2 and 4.7.1, when protobuf logging is enabled, has Improper Cleanup...",
  "description": "PowerDNS Recursor up to and including 4.5.9, 4.6.2 and 4.7.1, when protobuf logging is enabled, has Improper Cleanup upon a Thrown Exception, leading to a denial of service (daemon crash) via a DNS query that leads to an answer with specific properties.",
  "published": "2022-08-23T17:15:15Z",
  "severity": "medium",
  "cvss": 6.5,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.01444,
  "epssPercentile": 0.73418,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "pdns-recursor",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "4.7.2-1",
      "fix": "DEBIAN-CVE-2022-37428",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-37428",
      "released": "2022-08-23T17:15:15Z"
    },
    {
      "platform": "linux",
      "product": "pdns-recursor",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "4.7.2-1",
      "fix": "DEBIAN-CVE-2022-37428",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-37428",
      "released": "2022-08-23T17:15:15Z"
    },
    {
      "platform": "linux",
      "product": "pdns-recursor",
      "release": "Debian 14",
      "fixedVersion": "4.7.2-1",
      "fix": "DEBIAN-CVE-2022-37428",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-37428",
      "released": "2022-08-23T17:15:15Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}