{
  "fix": "bind9utils 1:9.11.3\u002Bdfsg-1ubuntu1.19\u002Besm6",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-bind9utils-1-9.11.3-dfsg-1ubuntu1.19-esm6",
  "summary": "bind9utils 1:9.11.3\u002Bdfsg-1ubuntu1.19\u002Besm6, released September 16, 2026, fixes 15 CVEs in bind9utils. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "bind9utils 1:9.11.3\u002Bdfsg-1ubuntu1.19\u002Besm6 for Ubuntu 18.04.6 LTS (bionic)",
  "released": "2026-09-16T08:17:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2025-8677, high severity",
  "supported": false,
  "cveCount": 15,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.11259,
  "maxCvss": 8.6,
  "appliesTo": [
    {
      "product": "bind9utils",
      "productUrl": "https://patchblox.com/security/product/linux/bind9utils",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:9.11.3\u002Bdfsg-1ubuntu1.19\u002Besm6",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2025-8677",
      "url": "https://patchblox.com/security/cve/CVE-2025-8677",
      "title": "Resource exhaustion via malformed DNSKEY handling",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.6,
      "epss": 0.11259,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-1519",
      "url": "https://patchblox.com/security/cve/CVE-2026-1519",
      "title": "Excessive NSEC3 iterations cause high CPU load during insecure delegation validation",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.01724,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40778",
      "url": "https://patchblox.com/security/cve/CVE-2025-40778",
      "title": "Cache poisoning attacks with unsolicited RRs",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.6,
      "epss": 0.00769,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-19666",
      "url": "https://patchblox.com/security/cve/CVE-2026-19666",
      "title": "Use-after-free in query_addnoqnameproof() via the DNS64 filter64 path",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00569,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-80274",
      "url": "https://patchblox.com/security/cve/CVE-2026-80274",
      "title": "Validating resolver can abort while caching a mismatched NOQNAME proof",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00569,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-13204",
      "url": "https://patchblox.com/security/cve/CVE-2026-13204",
      "title": "Unexpected exit in certain situations with NSEC and NSEC3 both present",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.6,
      "epss": 0.00523,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-11721",
      "url": "https://patchblox.com/security/cve/CVE-2026-11721",
      "title": "Cache poisoning possible with label count discrepancy, RRSIG, and wildcards",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.6,
      "epss": 0.00395,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-10723",
      "url": "https://patchblox.com/security/cve/CVE-2026-10723",
      "title": "Incorrect acceptance of NSEC3 records",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.6,
      "epss": 0.00272,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-13321",
      "url": "https://patchblox.com/security/cve/CVE-2026-13321",
      "title": "DNSSEC Validation Bypass via Out-of-Zone NSEC Next Field",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.6,
      "epss": 0.00217,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-19668",
      "url": "https://patchblox.com/security/cve/CVE-2026-19668",
      "title": "Resource Exhaustion via Excessive DNSSEC Cryptographic Material Matching",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 5.3,
      "epss": 0.0048,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-75029",
      "url": "https://patchblox.com/security/cve/CVE-2026-75029",
      "title": "libdns-export1100: In a query response, an attacker may send \u0060named\u0060 multiple copies of a record that should only exist once (such as an...",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 5.3,
      "epss": 0.0048,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-19033",
      "url": "https://patchblox.com/security/cve/CVE-2026-19033",
      "title": "bind9: For a secondary zone with transfers restricted by TSIG, \u0060named\u0060 may start to serve the data provided in a zone transf...",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.5,
      "epss": 0.0024,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-19941",
      "url": "https://patchblox.com/security/cve/CVE-2026-19941",
      "title": "checkwildcard() accepts an out-of-zone NSEC as a wildcard-nonexistence proof",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 5.9,
      "epss": 0.00226,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-77119",
      "url": "https://patchblox.com/security/cve/CVE-2026-77119",
      "title": "bind9: A validly signed NSEC3 from an unrelated sibling zone may be accepted as an insecurity proof, downgrading a secure de...",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 5.9,
      "epss": 0.00226,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-78301",
      "url": "https://patchblox.com/security/cve/CVE-2026-78301",
      "title": "Out-of-zone database nodes can become authoritative zone cuts",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 5.8,
      "epss": 0.00207,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-12T13:55:20Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}