{
  "document" : {
    "aggregate_severity" : {
      "text" : "hoch"
    },
    "category" : "csaf_base",
    "csaf_version" : "2.0",
    "distribution" : {
      "tlp" : {
        "label" : "WHITE",
        "url" : "https://www.first.org/tlp/"
      }
    },
    "lang" : "de-DE",
    "notes" : [ {
      "category" : "legal_disclaimer",
      "text" : "Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen."
    }, {
      "category" : "description",
      "text" : "Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein Angreifer kann mehrere Schwachstellen in Red Hat Enterprise Linux (corosync) ausnutzen, um einen Denial of Service Angriff durchzuführen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Linux\n- UNIX",
      "title" : "Betroffene Betriebssysteme"
    } ],
    "publisher" : {
      "category" : "other",
      "contact_details" : "csaf-provider@cert-bund.de",
      "name" : "Bundesamt für Sicherheit in der Informationstechnik",
      "namespace" : "https://www.bsi.bund.de"
    },
    "references" : [ {
      "category" : "self",
      "summary" : "WID-SEC-W-2026-1358 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1358.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-1358 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1358"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:13644 vom 2026-05-04",
      "url" : "https://access.redhat.com/errata/RHSA-2026:13644"
    }, {
      "category" : "external",
      "summary" : "RedHat Customer Portal vom 2026-05-04",
      "url" : "https://access.redhat.com/security/cve/cve-2026-35091"
    }, {
      "category" : "external",
      "summary" : "RedHat Customer Portal vom 2026-05-04",
      "url" : "https://access.redhat.com/security/cve/cve-2026-35092"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:13657 vom 2026-05-05",
      "url" : "https://access.redhat.com/errata/RHSA-2026:13657"
    }, {
      "category" : "external",
      "summary" : "Rocky Linux Security Advisory RLSA-2026:13657 vom 2026-05-06",
      "url" : "https://errata.build.resf.org/RLSA-2026:13657"
    }, {
      "category" : "external",
      "summary" : "Rocky Linux Security Advisory RLSA-2026:13673 vom 2026-05-06",
      "url" : "https://errata.build.resf.org/RLSA-2026:13673"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:14212 vom 2026-05-06",
      "url" : "https://access.redhat.com/errata/RHSA-2026:14212"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:14216 vom 2026-05-06",
      "url" : "https://access.redhat.com/errata/RHSA-2026:14216"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:14211 vom 2026-05-06",
      "url" : "https://access.redhat.com/errata/RHSA-2026:14211"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:14215 vom 2026-05-06",
      "url" : "https://access.redhat.com/errata/RHSA-2026:14215"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:14214 vom 2026-05-06",
      "url" : "https://access.redhat.com/errata/RHSA-2026:14214"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:14205 vom 2026-05-06",
      "url" : "https://access.redhat.com/errata/RHSA-2026:14205"
    }, {
      "category" : "external",
      "summary" : "Rocky Linux Security Advisory RLSA-2026:13644 vom 2026-05-06",
      "url" : "https://errata.build.resf.org/RLSA-2026:13644"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:14213 vom 2026-05-06",
      "url" : "https://access.redhat.com/errata/RHSA-2026:14213"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:14210 vom 2026-05-06",
      "url" : "https://access.redhat.com/errata/RHSA-2026:14210"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2026-13673 vom 2026-05-07",
      "url" : "https://linux.oracle.com/errata/ELSA-2026-13673.html"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DSA-6261 vom 2026-05-10",
      "url" : "https://lists.debian.org/debian-security-announce/2026/msg00172.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2026-13657 vom 2026-05-11",
      "url" : "https://linux.oracle.com/errata/ELSA-2026-13657.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2026-13644 vom 2026-05-11",
      "url" : "https://linux.oracle.com/errata/ELSA-2026-13644.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:19043 vom 2026-05-19",
      "url" : "https://access.redhat.com/errata/RHSA-2026:19043"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:19200 vom 2026-05-20",
      "url" : "https://access.redhat.com/errata/RHSA-2026:19200"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:20916 vom 2026-05-26",
      "url" : "https://access.redhat.com/errata/RHSA-2026:20916"
    }, {
      "category" : "external",
      "summary" : "Rocky Linux Security Advisory RLSA-2026:19200 vom 2026-05-28",
      "url" : "https://errata.build.resf.org/RLSA-2026:19200"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DLA-4608 vom 2026-05-30",
      "url" : "https://lists.debian.org/debian-lts-announce/2026/05/msg00053.html"
    } ],
    "source_lang" : "en-US",
    "title" : "Red Hat Enterprise Linux (corosync): Mehrere Schwachstellen ermöglichen Denial of Service",
    "tracking" : {
      "current_release_date" : "2026-05-31T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-06-01T07:25:34.656+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.6.0"
        }
      },
      "id" : "WID-SEC-W-2026-1358",
      "initial_release_date" : "2026-05-04T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-05-04T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2026-05-05T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von Red Hat und Rocky Enterprise Software Foundation aufgenommen"
      }, {
        "date" : "2026-05-06T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von Red Hat und Rocky Enterprise Software Foundation aufgenommen"
      }, {
        "date" : "2026-05-07T22:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2026-05-10T22:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2026-05-11T22:00:00.000+00:00",
        "number" : "6",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2026-05-19T22:00:00.000+00:00",
        "number" : "7",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2026-05-26T22:00:00.000+00:00",
        "number" : "8",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2026-05-28T22:00:00.000+00:00",
        "number" : "9",
        "summary" : "Neue Updates von Rocky Enterprise Software Foundation aufgenommen"
      }, {
        "date" : "2026-05-31T22:00:00.000+00:00",
        "number" : "10",
        "summary" : "Neue Updates von Debian aufgenommen"
      } ],
      "status" : "final",
      "version" : "10"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Debian Linux",
        "product" : {
          "name" : "Debian Linux",
          "product_id" : "2951",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:debian:debian_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Debian"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Oracle Linux",
        "product" : {
          "name" : "Oracle Linux",
          "product_id" : "T004914",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:oracle:linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Oracle"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "RESF Rocky Linux",
        "product" : {
          "name" : "RESF Rocky Linux",
          "product_id" : "T032255",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:resf:rocky_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "RESF"
    }, {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_name",
          "name" : "Red Hat Enterprise Linux",
          "product" : {
            "name" : "Red Hat Enterprise Linux",
            "product_id" : "67646",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:-"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<10",
          "product" : {
            "name" : "Red Hat Enterprise Linux <10",
            "product_id" : "T053533"
          }
        }, {
          "category" : "product_version",
          "name" : "10",
          "product" : {
            "name" : "Red Hat Enterprise Linux 10",
            "product_id" : "T053533-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:10"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Enterprise Linux"
      } ],
      "category" : "vendor",
      "name" : "Red Hat"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-35091",
    "product_status" : {
      "known_affected" : [ "2951", "67646", "T004914", "T032255", "T053533" ]
    },
    "release_date" : "2026-05-04T22:00:00.000+00:00",
    "title" : "CVE-2026-35091"
  }, {
    "cve" : "CVE-2026-35092",
    "product_status" : {
      "known_affected" : [ "2951", "67646", "T004914", "T032255", "T053533" ]
    },
    "release_date" : "2026-05-04T22:00:00.000+00:00",
    "title" : "CVE-2026-35092"
  } ]
}