{
  "cveId": "CVE-2026-33259",
  "url": "https://patchblox.com/security/cve/CVE-2026-33259",
  "summary": "CVE-2026-33259 is fixed in pdns-recursor on 1 platform, first by DEBIAN-CVE-2026-33259, released May 15, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "pdns-recursor: Having many concurrent transfers of the same RPZ can lead to inconsistent RPZ data, use after free and/or a crash of...",
  "description": "Having many concurrent transfers of the same RPZ can lead to inconsistent RPZ data, use after free and/or a crash of the recursor. Normally concurrent transfers of the same RPZ zone can only occur with a malfunctioning RPZ provider.",
  "published": "2026-04-22T10:16:51Z",
  "severity": "medium",
  "cvss": 5,
  "cvssVector": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:H",
  "epss": 0.00225,
  "epssPercentile": 0.13185,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "pdns-recursor",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "5.2.9-0\u002Bdeb13u1",
      "fix": "DEBIAN-CVE-2026-33259",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-33259",
      "released": "2026-05-15T16:01:09Z"
    },
    {
      "platform": "linux",
      "product": "pdns-recursor",
      "release": "Debian 14",
      "fixedVersion": "5.4.1-1",
      "fix": "DEBIAN-CVE-2026-33259",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-33259",
      "released": "2026-05-15T16:01:09Z"
    }
  ],
  "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"
  }
}