{
  "fix": "RHSA-2026:20612",
  "url": "https://patchblox.com/security/fix/linux/rhsa-2026-20612",
  "summary": "RHSA-2026:20612, released June 24, 2026, fixes 13 CVEs across 5 products. None of them is reported as exploited. Patch Radar priority: Urgent.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 5 packages",
  "released": "2026-06-24T14:09:17Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2026-33845, rated Critical",
  "supported": true,
  "cveCount": 13,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.02073,
  "maxCvss": 9.8,
  "vendorAdvisory": "https://access.redhat.com/errata/RHSA-2026:20612",
  "appliesTo": [
    {
      "product": "gnutls",
      "productUrl": "https://patchblox.com/security/product/linux/gnutls",
      "release": "RHEL 9",
      "fixedVersion": "0:3.8.10-4.el9_8",
      "supported": true
    },
    {
      "product": "gnutls-c\u002B\u002B",
      "productUrl": "https://patchblox.com/security/product/linux/gnutls-c",
      "release": "RHEL 9",
      "fixedVersion": "0:3.8.10-4.el9_8",
      "supported": true
    },
    {
      "product": "gnutls-dane",
      "productUrl": "https://patchblox.com/security/product/linux/gnutls-dane",
      "release": "RHEL 9",
      "fixedVersion": "0:3.8.10-4.el9_8",
      "supported": true
    },
    {
      "product": "gnutls-devel",
      "productUrl": "https://patchblox.com/security/product/linux/gnutls-devel",
      "release": "RHEL 9",
      "fixedVersion": "0:3.8.10-4.el9_8",
      "supported": true
    },
    {
      "product": "gnutls-utils",
      "productUrl": "https://patchblox.com/security/product/linux/gnutls-utils",
      "release": "RHEL 9",
      "fixedVersion": "0:3.8.10-4.el9_8",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-33845",
      "url": "https://patchblox.com/security/cve/CVE-2026-33845",
      "title": "gnutls28: A flaw in GnuTLS DTLS handshake parsing allows malformed fragments with zero length and non-zero offset, leading to a...",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.1,
      "epss": 0.02073,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42009",
      "url": "https://patchblox.com/security/cve/CVE-2026-42009",
      "title": "Gnutls: gnutls: denial of service via dtls packet reordering vulnerability",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.2,
      "epss": 0.01335,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-33846",
      "url": "https://patchblox.com/security/cve/CVE-2026-33846",
      "title": "gnutls28: A heap buffer overflow vulnerability exists in the DTLS handshake fragment reassembly logic of GnuTLS",
      "priority": "High",
      "severity": "high",
      "cvss": 8.2,
      "epss": 0.01263,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42010",
      "url": "https://patchblox.com/security/cve/CVE-2026-42010",
      "title": "Gnutls: gnutls: authentication bypass via nul character in username",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 9.8,
      "epss": 0.0105,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-3832",
      "url": "https://patchblox.com/security/cve/CVE-2026-3832",
      "title": "gnutls28: A flaw was found in gnutls",
      "priority": "High",
      "severity": "low",
      "cvss": 8.2,
      "epss": 0.00804,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-5260",
      "url": "https://patchblox.com/security/cve/CVE-2026-5260",
      "title": "gnutls28: A flaw was found in libgnutls",
      "priority": "High",
      "severity": "high",
      "cvss": 8.2,
      "epss": 0.00769,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42015",
      "url": "https://patchblox.com/security/cve/CVE-2026-42015",
      "title": "Gnutls: gnutls: memory corruption due to off-by-one error in pkcs#12 bag handling",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.2,
      "epss": 0.00727,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-3833",
      "url": "https://patchblox.com/security/cve/CVE-2026-3833",
      "title": "gnutls28: A flaw was found in gnutls",
      "priority": "High",
      "severity": "high",
      "cvss": 8.2,
      "epss": 0.00565,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-5419",
      "url": "https://patchblox.com/security/cve/CVE-2026-5419",
      "title": "Guntls: gnutls: information disclosure via timing side-channel in pkcs#7 padding removal",
      "priority": "High",
      "severity": "Low",
      "cvss": 8.2,
      "epss": 0.00543,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42011",
      "url": "https://patchblox.com/security/cve/CVE-2026-42011",
      "title": "Gnutls: gnutls: security bypass due to incorrect name constraint handling",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.2,
      "epss": 0.00475,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42013",
      "url": "https://patchblox.com/security/cve/CVE-2026-42013",
      "title": "Gnutls: gnutls: certificate validation bypass due to oversized subject alternative name",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.2,
      "epss": 0.00423,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42012",
      "url": "https://patchblox.com/security/cve/CVE-2026-42012",
      "title": "gnutls28: A flaw was found in gnutls",
      "priority": "High",
      "severity": "high",
      "cvss": 8.2,
      "epss": 0.00374,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42014",
      "url": "https://patchblox.com/security/cve/CVE-2026-42014",
      "title": "Gnutls: fix use-after-free in gnutls_pkcs11_token_set_pin",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.2,
      "epss": 0.0015,
      "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"
  }
}