{
  "fix": "FEDORA-2026-A9EA805BC1",
  "url": "https://patchblox.com/security/fix/linux/fedora-2026-a9ea805bc1",
  "summary": "FEDORA-2026-A9EA805BC1, released September 17, 2026, fixes 3 CVEs across 15 products. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 15 packages",
  "released": "2026-09-17T20:19:07Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-79602, high severity",
  "supported": true,
  "cveCount": 3,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00222,
  "maxCvss": 8.8,
  "vendorAdvisory": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-a9ea805bc1",
  "appliesTo": [
    {
      "product": "xen",
      "productUrl": "https://patchblox.com/security/product/linux/xen",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/xen-debuginfo",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-debugsource",
      "productUrl": "https://patchblox.com/security/product/linux/xen-debugsource",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-devel",
      "productUrl": "https://patchblox.com/security/product/linux/xen-devel",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-doc",
      "productUrl": "https://patchblox.com/security/product/linux/xen-doc",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-hypervisor",
      "productUrl": "https://patchblox.com/security/product/linux/xen-hypervisor",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-libs",
      "productUrl": "https://patchblox.com/security/product/linux/xen-libs",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-libs-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/xen-libs-debuginfo",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-licenses",
      "productUrl": "https://patchblox.com/security/product/linux/xen-licenses",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-ocaml",
      "productUrl": "https://patchblox.com/security/product/linux/xen-ocaml",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-ocaml-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/xen-ocaml-debuginfo",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-ocaml-devel",
      "productUrl": "https://patchblox.com/security/product/linux/xen-ocaml-devel",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-ocaml-devel-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/xen-ocaml-devel-debuginfo",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-runtime",
      "productUrl": "https://patchblox.com/security/product/linux/xen-runtime",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    },
    {
      "product": "xen-runtime-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/xen-runtime-debuginfo",
      "release": "Fedora 43",
      "fixedVersion": "4.20.4-2.fc43",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-79602",
      "url": "https://patchblox.com/security/cve/CVE-2026-79602",
      "title": "xen: A guest with a PCI device assigned that has at least a BAR on the IO port space can trigger a BUG() in Xen.",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00125,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-79603",
      "url": "https://patchblox.com/security/cve/CVE-2026-79603",
      "title": "xen: x86 PV guests can free memory pages while still keeping a stale TLB entry pointing to them",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 4.3,
      "epss": 0.00222,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-62437",
      "url": "https://patchblox.com/security/cve/CVE-2026-62437",
      "title": "xen: When guests are terminated, various pieces of cleanup need carrying out",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 6.5,
      "epss": 0.00095,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}