{
  "document" : {
    "aggregate_severity" : {
      "text" : "mittel"
    },
    "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 entfernter, anonymer Angreifer kann eine Schwachstelle in Red Hat Enterprise Linux ausnutzen, um einen Denial of Service Angriff durchzuführen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Linux",
      "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-2026-2137 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-2137.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-2137 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2137"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:33447 vom 2026-06-29",
      "url" : "https://access.redhat.com/errata/RHSA-2026:33447"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:33450 vom 2026-06-29",
      "url" : "https://access.redhat.com/errata/RHSA-2026:33450"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:33451 vom 2026-06-29",
      "url" : "https://access.redhat.com/errata/RHSA-2026:33451"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:33447 vom 2026-06-29",
      "url" : "https://access.redhat.com/errata/RHSA-2026:33455"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:33456 vom 2026-06-30",
      "url" : "https://access.redhat.com/errata/RHSA-2026:33456"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:33501 vom 2026-07-01",
      "url" : "https://access.redhat.com/errata/RHSA-2026:33501"
    }, {
      "category" : "external",
      "summary" : "Rocky Linux Security Advisory RLSA-2026:33503 vom 2026-07-01",
      "url" : "https://errata.build.resf.org/RLSA-2026:33503"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:33502 vom 2026-06-30",
      "url" : "https://access.redhat.com/errata/RHSA-2026:33502"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:33509 vom 2026-06-30",
      "url" : "https://access.redhat.com/errata/RHSA-2026:33509"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:33503 vom 2026-06-30",
      "url" : "https://access.redhat.com/errata/RHSA-2026:33503"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:22382-1 vom 2026-07-01",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-July/027109.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2026-33503 vom 2026-07-01",
      "url" : "https://linux.oracle.com/errata/ELSA-2026-33503.html"
    }, {
      "category" : "external",
      "summary" : "Rocky Linux Security Advisory RLSA-2026:33501 vom 2026-07-01",
      "url" : "https://errata.build.resf.org/RLSA-2026:33501"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2026-33501 vom 2026-07-02",
      "url" : "https://linux.oracle.com/errata/ELSA-2026-33501.html"
    }, {
      "category" : "external",
      "summary" : "Rocky Linux Security Advisory RLSA-2026:33502 vom 2026-07-05",
      "url" : "https://errata.build.resf.org/RLSA-2026:33502"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:36004 vom 2026-07-06",
      "url" : "https://access.redhat.com/errata/RHSA-2026:36004"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:36006 vom 2026-07-06",
      "url" : "https://access.redhat.com/errata/RHSA-2026:36006"
    } ],
    "source_lang" : "en-US",
    "title" : "Red Hat Enterprise Linux (giflib): Schwachstelle ermöglicht Denial of Service",
    "tracking" : {
      "current_release_date" : "2026-07-06T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-07-07T08:29:08.821+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.6.0"
        }
      },
      "id" : "WID-SEC-W-2026-2137",
      "initial_release_date" : "2026-06-29T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-06-29T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2026-06-30T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von Red Hat und Rocky Enterprise Software Foundation aufgenommen"
      }, {
        "date" : "2026-07-01T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von SUSE, Oracle Linux und Rocky Enterprise Software Foundation aufgenommen"
      }, {
        "date" : "2026-07-05T22:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von Rocky Enterprise Software Foundation aufgenommen"
      }, {
        "date" : "2026-07-06T22:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      } ],
      "status" : "final",
      "version" : "5"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "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",
          "name" : "10.0 Extended Update Support",
          "product" : {
            "name" : "Red Hat Enterprise Linux 10.0 Extended Update Support",
            "product_id" : "T055949",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:10.0_extended_update_support"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "8.4 Advanced Mission Critical Update Support",
          "product" : {
            "name" : "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support",
            "product_id" : "T055950",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:8.4_advanced_mission_critical_update_support"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "8.4 Extended Update Support Long-Life Add-On",
          "product" : {
            "name" : "Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On",
            "product_id" : "T055951",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:8.4_extended_update_support_long-life_add-on"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "9.6 Extended Update Support",
          "product" : {
            "name" : "Red Hat Enterprise Linux 9.6 Extended Update Support",
            "product_id" : "T055952",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:9.6_extended_update_support"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "8.6 Advanced Mission Critical Update Support",
          "product" : {
            "name" : "Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support",
            "product_id" : "T055956",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:8.6_advanced_mission_critical_update_support"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "8.6 Extended Update Support Long-Life Add-On",
          "product" : {
            "name" : "Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On",
            "product_id" : "T055957",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:8.6_extended_update_support_long-life_add-on"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Enterprise Linux"
      } ],
      "category" : "vendor",
      "name" : "Red Hat"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "SUSE Linux",
        "product" : {
          "name" : "SUSE Linux",
          "product_id" : "T002207",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:suse:suse_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "SUSE"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-26740",
    "product_status" : {
      "known_affected" : [ "T002207", "67646", "T055949", "T055957", "T055956", "T004914", "T032255", "T055952", "T055951", "T055950" ]
    },
    "release_date" : "2026-06-29T22:00:00.000+00:00",
    "title" : "CVE-2026-26740"
  } ]
}