{
  "fix": "RHSA-2026:66350",
  "url": "https://patchblox.com/security/fix/linux/rhsa-2026-66350",
  "summary": "RHSA-2026:66350, released August 13, 2026, fixes 8 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: Urgent.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 3 packages",
  "released": "2026-08-13T21:58:53Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2026-39821, rated Critical",
  "supported": true,
  "cveCount": 8,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01834,
  "maxCvss": 10,
  "vendorAdvisory": "https://access.redhat.com/errata/RHSA-2026:66350",
  "appliesTo": [
    {
      "product": "openshift",
      "productUrl": "https://patchblox.com/security/product/linux/openshift",
      "release": "RHEL 10",
      "fixedVersion": "4.21.0-202609022229.p2.g93afd70.assembly.stream.el10",
      "supported": true
    },
    {
      "product": "openshift-clients",
      "productUrl": "https://patchblox.com/security/product/linux/openshift-clients",
      "release": "RHEL 10",
      "fixedVersion": "4.21.0-202609071555.p2.gd0bf7cc.assembly.stream.el10",
      "supported": true
    },
    {
      "product": "ose-crio-credential-provider",
      "productUrl": "https://patchblox.com/security/product/linux/ose-crio-credential-provider",
      "release": "RHEL 10",
      "fixedVersion": "4.21.0-202609021357.p2.g83d4961.assembly.stream.el10",
      "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-2026-33818",
      "url": "https://patchblox.com/security/cve/CVE-2026-33818",
      "title": "Enforce maximum recursion depth in encoding/asn1",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.8,
      "epss": 0.00568,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-56859",
      "url": "https://patchblox.com/security/cve/CVE-2026-56859",
      "title": "Add recursion depth guard during decode in encoding/xml",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00568,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-56862",
      "url": "https://patchblox.com/security/cve/CVE-2026-56862",
      "title": "Limit handshake messages we are willing to accept post-handshake in crypto/tls",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00568,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42504",
      "url": "https://patchblox.com/security/cve/CVE-2026-42504",
      "title": "Quadratic complexity in WordDecoder.DecodeHeader in mime",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.0056,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-56860",
      "url": "https://patchblox.com/security/cve/CVE-2026-56860",
      "title": "Avoid quadratic complexity in resolvePath in net/url",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.8,
      "epss": 0.0055,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-39822",
      "url": "https://patchblox.com/security/cve/CVE-2026-39822",
      "title": "Root escape via symlink plus trailing slash in os",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.2,
      "epss": 0.00232,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}