{
  "cveId": "CVE-2025-30187",
  "url": "https://patchblox.com/security/cve/CVE-2025-30187",
  "summary": "CVE-2025-30187 is fixed in dnsdist on 1 platform, first by dnsdist 1.9.10-1ubuntu0.1, released September 18, 2025. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "dnsdist: In some circumstances, when DNSdist is configured to use the nghttp2 library to process incoming DNS over HTTPS queri...",
  "description": "In some circumstances, when DNSdist is configured to use the nghttp2 library to process incoming DNS over HTTPS queries, an attacker might be able to cause a denial of service by crafting a DoH exchange that triggers an unbounded I/O read loop, causing an unexpected consumption of CPU resources.",
  "published": "2025-09-18T03:15:00Z",
  "severity": "low",
  "cvss": 3.7,
  "cvssVector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L",
  "epss": 0.00302,
  "epssPercentile": 0.23078,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "dnsdist",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "1.9.10-1\u002Bdeb13u1",
      "fix": "DEBIAN-CVE-2025-30187",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-30187",
      "released": "2025-09-18T10:15:32Z"
    },
    {
      "platform": "linux",
      "product": "dnsdist",
      "release": "Debian 14",
      "fixedVersion": "2.0.1-1",
      "fix": "DEBIAN-CVE-2025-30187",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-30187",
      "released": "2025-09-18T10:15:32Z"
    },
    {
      "platform": "linux",
      "product": "dnsdist",
      "release": "Ubuntu 25.10 (questing)",
      "fixedVersion": "1.9.10-1ubuntu0.1",
      "fix": "dnsdist 1.9.10-1ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-questing-dnsdist-1.9.10-1ubuntu0.1",
      "released": "2025-09-18T03:15:00Z"
    },
    {
      "platform": "linux",
      "product": "dnsdist",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "1.9.11-160000.1.1",
      "fix": "OPENSUSE-SU-2026:20461-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20461-1",
      "released": "2026-04-02T09:11:51Z"
    },
    {
      "platform": "linux",
      "product": "dnsdist",
      "release": "sles 15.7",
      "fixedVersion": "1.9.11-150700.3.6.1",
      "fix": "SUSE-SU-2026:0888-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0888-1",
      "released": "2026-03-13T07:08:03Z"
    },
    {
      "platform": "linux",
      "product": "dnsdist",
      "release": "sles 16.0",
      "fixedVersion": "1.9.11-160000.1.1",
      "fix": "SUSE-SU-2026:20995-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-20995-1",
      "released": "2026-04-02T09:16:22Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}