{
  "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 lokaler Angreifer kann eine Schwachstelle in der giflib Komponente in Red Hat Enterprise Linux ausnutzen, um den Speicher zu beschädigen, was möglicherweise zu einem Denial-of-Service-Zustand oder zur Ausführung von beliebigem Code führen kann.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Linux\n- Sonstiges",
      "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-2026-1169 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1169.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-1169 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1169"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:8858 vom 2026-04-19",
      "url" : "https://access.redhat.com/errata/RHSA-2026:8858"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:8859 vom 2026-04-19",
      "url" : "https://access.redhat.com/errata/RHSA-2026:8859"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:8861 vom 2026-04-19",
      "url" : "https://access.redhat.com/errata/RHSA-2026:8861"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:8883 vom 2026-04-19",
      "url" : "https://access.redhat.com/errata/RHSA-2026:8883"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:8884 vom 2026-04-19",
      "url" : "https://access.redhat.com/errata/RHSA-2026:8884"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:8885 vom 2026-04-19",
      "url" : "https://access.redhat.com/errata/RHSA-2026:8885"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:8886 vom 2026-04-19",
      "url" : "https://access.redhat.com/errata/RHSA-2026:8886"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:8887 vom 2026-04-19",
      "url" : "https://access.redhat.com/errata/RHSA-2026:8887"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2026-8861 vom 2026-04-21",
      "url" : "https://linux.oracle.com/errata/ELSA-2026-8861.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:9295 vom 2026-04-21",
      "url" : "https://access.redhat.com/errata/RHSA-2026:9295"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:9294 vom 2026-04-21",
      "url" : "https://access.redhat.com/errata/RHSA-2026:9294"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:9291 vom 2026-04-21",
      "url" : "https://access.redhat.com/errata/RHSA-2026:9291"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:9290 vom 2026-04-21",
      "url" : "https://access.redhat.com/errata/RHSA-2026:9290"
    }, {
      "category" : "external",
      "summary" : "Rocky Linux Security Advisory RLSA-2026:8858 vom 2026-04-21",
      "url" : "https://errata.build.resf.org/RLSA-2026:8858"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2026-8858 vom 2026-04-21",
      "url" : "https://linux.oracle.com/errata/ELSA-2026-8858.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:9292 vom 2026-04-21",
      "url" : "https://access.redhat.com/errata/RHSA-2026:9292"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2026-8859 vom 2026-04-21",
      "url" : "https://linux.oracle.com/errata/ELSA-2026-8859.html"
    }, {
      "category" : "external",
      "summary" : "Rocky Linux Security Advisory RLSA-2026:8859 vom 2026-04-21",
      "url" : "https://errata.build.resf.org/RLSA-2026:8859"
    }, {
      "category" : "external",
      "summary" : "openSUSE Security Update OPENSUSE-SU-2026:20601-1 vom 2026-04-23",
      "url" : "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/L37F5WSATYIVZ7H2D45NTENXA3MU5CSH/"
    }, {
      "category" : "external",
      "summary" : "Rocky Linux Security Advisory RLSA-2026:8861 vom 2026-04-23",
      "url" : "https://errata.build.resf.org/RLSA-2026:8861"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:21368-1 vom 2026-04-28",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-April/025738.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2026-8883 vom 2026-05-16",
      "url" : "https://linux.oracle.com/errata/ELSA-2026-8883.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:19154 vom 2026-05-20",
      "url" : "https://access.redhat.com/errata/RHSA-2026:19154"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:19367 vom 2026-05-19",
      "url" : "https://access.redhat.com/errata/RHSA-2026:19367"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:19724 vom 2026-05-21",
      "url" : "https://access.redhat.com/errata/RHSA-2026:19724"
    } ],
    "source_lang" : "en-US",
    "title" : "Red Hat Enterprise Linux (giflib): Schwachstelle ermöglicht Codeausführung oder DoS",
    "tracking" : {
      "current_release_date" : "2026-05-20T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-05-21T07:57:17.915+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.6.0"
        }
      },
      "id" : "WID-SEC-W-2026-1169",
      "initial_release_date" : "2026-04-19T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-04-19T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2026-04-20T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2026-04-21T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von Red Hat, Rocky Enterprise Software Foundation und Oracle Linux aufgenommen"
      }, {
        "date" : "2026-04-22T22:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von openSUSE aufgenommen"
      }, {
        "date" : "2026-04-23T22:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von Rocky Enterprise Software Foundation aufgenommen"
      }, {
        "date" : "2026-04-28T22:00:00.000+00:00",
        "number" : "6",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2026-05-17T22:00:00.000+00:00",
        "number" : "7",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2026-05-19T22:00:00.000+00:00",
        "number" : "8",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2026-05-20T22:00:00.000+00:00",
        "number" : "9",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      } ],
      "status" : "final",
      "version" : "9"
    }
  },
  "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",
          "product" : {
            "name" : "Red Hat Enterprise Linux 10",
            "product_id" : "T052963",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:10"
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        }, {
          "category" : "product_version",
          "name" : "9",
          "product" : {
            "name" : "Red Hat Enterprise Linux 9",
            "product_id" : "T052964",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:9"
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          }
        }, {
          "category" : "product_version",
          "name" : "8",
          "product" : {
            "name" : "Red Hat Enterprise Linux 8",
            "product_id" : "T052965",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:8"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "7 Extended Lifecycle Support",
          "product" : {
            "name" : "Red Hat Enterprise Linux 7 Extended Lifecycle Support",
            "product_id" : "T052966",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:7_extended_lifecycle_support"
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          }
        }, {
          "category" : "product_version",
          "name" : "8.2 Advanced Update Support",
          "product" : {
            "name" : "Red Hat Enterprise Linux 8.2 Advanced Update Support",
            "product_id" : "T052967",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:8.2_advanced_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" : "T052968",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:8.4_advanced_mission_critical_update_support"
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          }
        }, {
          "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" : "T052970",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:8.4_extended_update_support_long-life_add-on"
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        }, {
          "category" : "product_version",
          "name" : "8.8 Update Services for SAP Solutions",
          "product" : {
            "name" : "Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions",
            "product_id" : "T052971",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:8.8_update_services_for_sap_solutions"
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        }, {
          "category" : "product_version",
          "name" : "8.8 Telecommunications Update Service",
          "product" : {
            "name" : "Red Hat Enterprise Linux 8.8 Telecommunications Update Service",
            "product_id" : "T052972",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:8.8_telecommunications_update_service"
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          }
        }, {
          "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" : "T052973",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:8.6_advanced_mission_critical_update_support"
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        }, {
          "category" : "product_version",
          "name" : "8.6 Update Services for SAP Solutions",
          "product" : {
            "name" : "Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions",
            "product_id" : "T052974",
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              "cpe" : "cpe:/o:redhat:enterprise_linux:8.6_update_services_for_sap_solutions"
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        }, {
          "category" : "product_version",
          "name" : "8.6 Telecommunications Update Service",
          "product" : {
            "name" : "Red Hat Enterprise Linux 8.6 Telecommunications Update Service",
            "product_id" : "T052975",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:8.6_telecommunications_update_service"
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        } ],
        "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:-"
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      }, {
        "category" : "product_name",
        "name" : "SUSE openSUSE",
        "product" : {
          "name" : "SUSE openSUSE",
          "product_id" : "T027843",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:suse:opensuse:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "SUSE"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-23868",
    "product_status" : {
      "known_affected" : [ "67646", "T052964", "T052975", "T052965", "T052973", "T052963", "T052974", "T004914", "T052971", "T032255", "T052972", "T052970", "T002207", "T052968", "T052966", "T052967", "T027843" ]
    },
    "release_date" : "2026-04-19T22:00:00.000+00:00",
    "title" : "CVE-2026-23868"
  } ]
}