{
  "fix": "SUSE-SU-2025:03172-1",
  "url": "https://patchblox.com/security/fix/linux/suse-su-2025-03172-1",
  "summary": "SUSE-SU-2025:03172-1, released September 11, 2025, fixes 3 CVEs in xen (version 4.20.1_04-150700.3.11.1). None of them is reported as exploited. Patch Radar priority: Urgent.",
  "platform": "linux",
  "type": "advisory",
  "title": "xen security update",
  "released": "2025-09-11T12:54:02Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2025-58142, rated Critical",
  "supported": true,
  "cveCount": 3,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00488,
  "maxCvss": 9.8,
  "vendorAdvisory": "https://osv.dev/vulnerability/SUSE-SU-2025:03172-1",
  "appliesTo": [
    {
      "product": "xen",
      "productUrl": "https://patchblox.com/security/product/linux/xen",
      "release": "sles 15.7",
      "fixedVersion": "4.20.1_04-150700.3.11.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2025-27466",
      "url": "https://patchblox.com/security/cve/CVE-2025-27466",
      "title": "xen: NULL pointer dereference in the Viridian interface when updating the reference TSC area (bsc#1248807).",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.00488,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-58142",
      "url": "https://patchblox.com/security/cve/CVE-2025-58142",
      "title": "xen: NULL pointer dereference in the Viridian interface due to assumption that the SIM page is mapped when",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.00488,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-58143",
      "url": "https://patchblox.com/security/cve/CVE-2025-58143",
      "title": "xen: information leak and reference counter underflow in the Viridian interface due to race in the mapping",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.00382,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-11T01:20:23Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}