{
  "cveId": "CVE-2026-12245",
  "url": "https://patchblox.com/security/cve/CVE-2026-12245",
  "summary": "CVE-2026-12245 is fixed in nsd on 1 platform, first by nsd 4.14.0-1ubuntu0.1~esm1, released June 24, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "nsd: NSD from version 4.13.0 has a heap use-after-free bug in logging errors on TLS connections, causing a crash of the se...",
  "description": "NSD from version 4.13.0 has a heap use-after-free bug in logging errors on TLS connections, causing a crash of the server process, which can be triggered trivially by sending a DNS query over a DoT connection, and closing the connection without reading the response.",
  "published": "2026-06-24T17:00:00Z",
  "severity": "high",
  "cvss": 7.5,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.0046,
  "epssPercentile": 0.40135,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "nsd",
      "release": "Debian 14",
      "fixedVersion": "4.14.3-1",
      "fix": "DEBIAN-CVE-2026-12245",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-12245",
      "released": "2026-06-28T17:47:07Z"
    },
    {
      "platform": "linux",
      "product": "nsd",
      "release": "Ubuntu 26.04.1 LTS (resolute)",
      "fixedVersion": "4.14.0-1ubuntu0.1~esm1",
      "fix": "nsd 4.14.0-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-resolute-nsd-4.14.0-1ubuntu0.1-esm1",
      "released": "2026-06-24T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nsd",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "4.14.3-bp160.1.1",
      "fix": "OPENSUSE-SU-2026:21502-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21502-1",
      "released": "2026-07-29T09:24:11Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}