{
  "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" : "libTIFF ist ein Softwarepaket für die Verarbeitung von Bilddateien in Tag Image File Format (TIFF).",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein lokaler Angreifer kann eine Schwachstelle in libTIFF ausnutzen, um beliebigen Programmcode auszuführen, und um einen Denial of Service Angriff durchzuführen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Linux\n- UNIX\n- Windows",
      "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-2026-2122 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-2122.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-2122 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2122"
    }, {
      "category" : "external",
      "summary" : "GitHub Security Advisory GHSA-cg4c-j43f-qcg7 vom 2026-06-29",
      "url" : "https://github.com/advisories/GHSA-cg4c-j43f-qcg7"
    }, {
      "category" : "external",
      "summary" : "PoC für CVE-2026-12912",
      "url" : "https://gitlab.com/libtiff/libtiff/-/work_items/824"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:2853-1 vom 2026-07-13",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-July/027388.html"
    }, {
      "category" : "external",
      "summary" : "openSUSE Security Update OPENSUSE-SU-2026:21289-1 vom 2026-07-13",
      "url" : "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/ZJCWJWBZA7THHPVBMHGTDPTX6KCMYAOO/"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:3054-1 vom 2026-07-15",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-July/027536.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:22590-1 vom 2026-07-15",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-July/027503.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:3027-1 vom 2026-07-15",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-July/027522.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:22616-1 vom 2026-07-16",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-July/027583.html"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DSA-6392 vom 2026-07-19",
      "url" : "https://security-tracker.debian.org/tracker/DSA-6392-1"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:41892 vom 2026-07-20",
      "url" : "https://access.redhat.com/errata/RHSA-2026:41892"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2026-41892 vom 2026-07-20",
      "url" : "https://linux.oracle.com/errata/ELSA-2026-41892.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:42668 vom 2026-07-21",
      "url" : "https://access.redhat.com/errata/RHSA-2026:42668"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2026-42668 vom 2026-07-22",
      "url" : "https://linux.oracle.com/errata/ELSA-2026-42668.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALAS2-2026-3823 vom 2026-07-21",
      "url" : "https://alas.aws.amazon.com/AL2/ALAS2-2026-3823.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALAS2-2026-3822 vom 2026-07-21",
      "url" : "https://alas.aws.amazon.com/AL2/ALAS2-2026-3822.html"
    }, {
      "category" : "external",
      "summary" : "Rocky Linux Security Advisory RLSA-2026:42668 vom 2026-07-22",
      "url" : "https://errata.build.resf.org/RLSA-2026:42668"
    }, {
      "category" : "external",
      "summary" : "Rocky Linux Security Advisory RLSA-2026:41892 vom 2026-07-22",
      "url" : "https://errata.build.resf.org/RLSA-2026:41892"
    } ],
    "source_lang" : "en-US",
    "title" : "libTIFF: Schwachstelle ermöglicht Codeausführung und Denial of Service",
    "tracking" : {
      "current_release_date" : "2026-07-22T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-07-23T08:49:21.744+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.6.0"
        }
      },
      "id" : "WID-SEC-W-2026-2122",
      "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" : "2026-07-12T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2026-07-15T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2026-07-16T22:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2026-07-19T22:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von Debian und Red Hat aufgenommen"
      }, {
        "date" : "2026-07-21T22:00:00.000+00:00",
        "number" : "6",
        "summary" : "Neue Updates von Red Hat, Oracle Linux und Amazon aufgenommen"
      }, {
        "date" : "2026-07-22T22:00:00.000+00:00",
        "number" : "7",
        "summary" : "Neue Updates von Rocky Enterprise Software Foundation aufgenommen"
      } ],
      "status" : "final",
      "version" : "7"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Amazon Linux 2",
        "product" : {
          "name" : "Amazon Linux 2",
          "product_id" : "398363",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:amazon:linux_2:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Amazon"
    }, {
      "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" : "Open Source libTIFF",
        "product" : {
          "name" : "Open Source libTIFF",
          "product_id" : "T055911",
          "product_identification_helper" : {
            "cpe" : "cpe:/a:libtiff:libtiff:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Open Source"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Oracle Linux",
        "product" : {
          "name" : "Oracle Linux",
          "product_id" : "T056236",
          "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" : "T054581",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:resf:rocky_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "RESF"
    }, {
      "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" : "vendor",
      "name" : "Red Hat"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "SUSE Linux",
        "product" : {
          "name" : "SUSE Linux",
          "product_id" : "T054646",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:suse:suse_linux:-"
          }
        }
      }, {
        "category" : "product_name",
        "name" : "SUSE openSUSE",
        "product" : {
          "name" : "SUSE openSUSE",
          "product_id" : "T055946",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:suse:opensuse:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "SUSE"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-12912",
    "product_status" : {
      "known_affected" : [ "T056236", "2951", "T054581", "67646", "T055946", "398363", "T054646", "T055911" ]
    },
    "release_date" : "2026-06-29T22:00:00.000+00:00",
    "title" : "CVE-2026-12912"
  } ]
}