{
  "fix": "OPENSUSE-SU-2026:21502-1",
  "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21502-1",
  "summary": "OPENSUSE-SU-2026:21502-1, released July 29, 2026, fixes 4 CVEs in nsd (version 4.14.3-bp160.1.1). None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "nsd security update",
  "released": "2026-07-29T09:24:11Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-12244, high severity",
  "supported": true,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00487,
  "maxCvss": 8.8,
  "vendorAdvisory": "https://osv.dev/vulnerability/openSUSE-SU-2026:21502-1",
  "appliesTo": [
    {
      "product": "nsd",
      "productUrl": "https://patchblox.com/security/product/linux/nsd",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "4.14.3-bp160.1.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-12244",
      "url": "https://patchblox.com/security/cve/CVE-2026-12244",
      "title": "nsd: If NSD is configured as secondary for a zone, the primary of that zone can crash NSD with an AXFR containing a DNS me...",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00487,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-12245",
      "url": "https://patchblox.com/security/cve/CVE-2026-12245",
      "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...",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.0046,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-12246",
      "url": "https://patchblox.com/security/cve/CVE-2026-12246",
      "title": "nsd: NSD version 4.14.0 introduced a bug where a specially crafted APL RR, with an adflength larger than permitted for the...",
      "priority": "High",
      "severity": "Medium",
      "cvss": 8.1,
      "epss": 0.00444,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-12490",
      "url": "https://patchblox.com/security/cve/CVE-2026-12490",
      "title": "nsd: When a provide-xfr is given with a tls-auth-name, a secondary requesting a transfer should provide a client certifica...",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.00216,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-10T20:03:11Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}