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CVE-2026-42011

🗓️ 07 May 2026 13:51:04Reported by redhatType 
cve
 cve
🔗 web.nvd.nist.gov👁 28 Views

GnuTLS vulnerability ignores permitted name constraints from earlier CAs with excluded constraints, risking spoofing.

Related
Affected
Refs
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 10",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "gnutls",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:3.8.10-4.el10_2",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:10.2"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 10.0 Extended Update Support",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "gnutls",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:3.8.9-9.el10_0.19",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/o:redhat:enterprise_linux_eus:10.0"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "gnutls",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:3.6.16-8.el8_10.6",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:8::appstream",
      "cpe:/o:redhat:enterprise_linux:8::baseos"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "gnutls",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:3.6.16-8.el8_10.6",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:8::appstream",
      "cpe:/o:redhat:enterprise_linux:8::baseos"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "gnutls",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:3.8.10-4.el9_8",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:9::appstream",
      "cpe:/o:redhat:enterprise_linux:9::baseos"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "gnutls",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:3.8.10-4.el9_8",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:9::appstream",
      "cpe:/o:redhat:enterprise_linux:9::baseos"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Discovery 2",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "discovery/discovery-server-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1782159791",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:discovery:2::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Discovery 2",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "discovery/discovery-ui-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1782166952",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:discovery:2::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Hardened Images",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "gnutls-main",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "3.8.13-1.hum1",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:hummingbird:1"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Update Infrastructure 5",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhui5/cds-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1781525684",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhui:5::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Update Infrastructure 5",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhui5/haproxy-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1781525671",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhui:5::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Update Infrastructure 5",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhui5/installer-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1781525693",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhui:5::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Update Infrastructure 5",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhui5/rhua-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1781525739",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhui:5::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 6",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "gnutls",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:6"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "gnutls",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:7"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat OpenShift Container Platform 4",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "rhcos",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:openshift:4"
    ]
  }
]

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24 Jun 2026 17:16Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.4
EPSS0.00386
SSVC
28