{
  "fix": "SUSE-SU-2026:3630-1",
  "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3630-1",
  "summary": "SUSE-SU-2026:3630-1, released August 17, 2026, fixes 16 CVEs in kubevirt-1.6 (version 1.6.6-150700.15.17.1). None of them is reported as exploited. Patch Radar priority: Urgent.",
  "platform": "linux",
  "type": "advisory",
  "title": "kubevirt-1.6 security update",
  "released": "2026-08-17T16:50:34Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2026-39821, rated Critical",
  "supported": true,
  "cveCount": 16,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01834,
  "maxCvss": 10,
  "vendorAdvisory": "https://osv.dev/vulnerability/SUSE-SU-2026:3630-1",
  "appliesTo": [
    {
      "product": "kubevirt-1.6",
      "productUrl": "https://patchblox.com/security/product/linux/kubevirt-1.6",
      "release": "sles 15.7",
      "fixedVersion": "1.6.6-150700.15.17.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-39821",
      "url": "https://patchblox.com/security/cve/CVE-2026-39821",
      "title": "Invoking failure to reject ASCII-only Punycode-encoded labels in golang.org/x/net/idna",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 10,
      "epss": 0.01834,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-33814",
      "url": "https://patchblox.com/security/cve/CVE-2026-33814",
      "title": "Infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE in net/http/internal/http2 in golang.org/x/net",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.0084,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-35469",
      "url": "https://patchblox.com/security/cve/CVE-2026-35469",
      "title": "SpdyStream: DOS on CRI",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.1,
      "epss": 0.00656,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-46600",
      "url": "https://patchblox.com/security/cve/CVE-2026-46600",
      "title": "Parsing an invalid SVCB or HTTPS RR can panic in golang.org/x/net/dns/dnsmessage",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.5,
      "epss": 0.00549,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-56852",
      "url": "https://patchblox.com/security/cve/CVE-2026-56852",
      "title": "Infinite loop on invalid input in golang.org/x/text",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00475,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-25681",
      "url": "https://patchblox.com/security/cve/CVE-2026-25681",
      "title": "Invoking  incorrect handling of character references in DOCTYPE nodes in golang.org/x/net/html",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.7,
      "epss": 0.00223,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-27136",
      "url": "https://patchblox.com/security/cve/CVE-2026-27136",
      "title": "Invoking  duplicate attributes can cause XSS in golang.org/x/net/html",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.7,
      "epss": 0.00223,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42502",
      "url": "https://patchblox.com/security/cve/CVE-2026-42502",
      "title": "Invoking  incorrect handling of HTML elements in foreign content in golang.org/x/net/html",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.2,
      "epss": 0.00223,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-13622",
      "url": "https://patchblox.com/security/cve/CVE-2026-13622",
      "title": "Kubevirt: virt-handler-rhel9: kubevirt: virt-handler migration proxy follows symlinks allowing container escape to host",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00202,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-58181",
      "url": "https://patchblox.com/security/cve/CVE-2025-58181",
      "title": "apptainer: Fixed unbounded memory consumption in",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.3,
      "epss": 0.00597,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-47911",
      "url": "https://patchblox.com/security/cve/CVE-2025-47911",
      "title": "alloy: golang.org/x/net/html: quadratic complexity algorithms used when parsing untrusted HTML documents",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 5.3,
      "epss": 0.00561,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-47914",
      "url": "https://patchblox.com/security/cve/CVE-2025-47914",
      "title": "apptainer: Fixed malformed constraint may cause denial of",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.3,
      "epss": 0.00546,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-58190",
      "url": "https://patchblox.com/security/cve/CVE-2025-58190",
      "title": "alloy: golang.org/x/net/html: excessive memory consumption by \u0060html.ParseFragment\u0060 when processing specially",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.3,
      "epss": 0.0054,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-25680",
      "url": "https://patchblox.com/security/cve/CVE-2026-25680",
      "title": "Invoking denial of service when parsing arbitrary HTML in golang.org/x/net/html",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 6.5,
      "epss": 0.00326,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-13201",
      "url": "https://patchblox.com/security/cve/CVE-2026-13201",
      "title": "kubevirt: (bsc#1269093), safepath resolves a path whose last",
      "priority": "Routine",
      "epss": 0.00308,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42506",
      "url": "https://patchblox.com/security/cve/CVE-2026-42506",
      "title": "Invoking  incorrect handling of namespaced elements in foreign content in golang.org/x/net/html",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 6.1,
      "epss": 0.00235,
      "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"
  }
}