{
  "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" : "Der Kernel stellt den Kern des Linux Betriebssystems dar.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen, möglicherweise um Daten zu manipulieren oder offenzulegen, Sicherheitsmaßnahmen zu umgehen oder einen Denial-of-Service-Zustand zu verursachen.",
      "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-2026-2427 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-2427.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-2427 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2427"
    }, {
      "category" : "external",
      "summary" : "Kernel CVE Announce Mailingliste",
      "url" : "https://lore.kernel.org/linux-cve-announce/"
    }, {
      "category" : "external",
      "summary" : "Linux Kernel CVE Announcement CVE-2026-64187",
      "url" : "https://lore.kernel.org/linux-cve-announce/2026072049-CVE-2026-64187-5cb5@gregkh/"
    }, {
      "category" : "external",
      "summary" : "Linux Kernel CVE Announcement CVE-2026-64188",
      "url" : "https://lore.kernel.org/linux-cve-announce/2026072051-CVE-2026-64188-ce95@gregkh/"
    }, {
      "category" : "external",
      "summary" : "Linux Kernel CVE Announcement CVE-2026-64189",
      "url" : "https://lore.kernel.org/linux-cve-announce/2026072051-CVE-2026-64189-b911@gregkh/"
    }, {
      "category" : "external",
      "summary" : "Linux Kernel CVE Announcement CVE-2026-64190",
      "url" : "https://lore.kernel.org/linux-cve-announce/2026072051-CVE-2026-64190-9dfc@gregkh/"
    }, {
      "category" : "external",
      "summary" : "Linux Kernel CVE Announcement CVE-2026-64191",
      "url" : "https://lore.kernel.org/linux-cve-announce/2026072052-CVE-2026-64191-42fe@gregkh/"
    }, {
      "category" : "external",
      "summary" : "Linux Kernel CVE Announcement CVE-2026-64192",
      "url" : "https://lore.kernel.org/linux-cve-announce/2026072052-CVE-2026-64192-8cd7@gregkh/"
    }, {
      "category" : "external",
      "summary" : "Linux Kernel CVE Announcement CVE-2026-64205",
      "url" : "https://lore.kernel.org/linux-cve-announce/2026072052-CVE-2026-64205-9724@gregkh/"
    }, {
      "category" : "external",
      "summary" : "Linux Kernel CVE Announcement CVE-2026-64206",
      "url" : "https://lore.kernel.org/linux-cve-announce/2026072052-CVE-2026-64206-b475@gregkh/"
    }, {
      "category" : "external",
      "summary" : "Linux Kernel CVE Announcement CVE-2026-64207",
      "url" : "https://lore.kernel.org/linux-cve-announce/2026072053-CVE-2026-64207-e76b@gregkh/"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DSA-6393 vom 2026-07-21",
      "url" : "https://security-tracker.debian.org/tracker/DSA-6393-1"
    } ],
    "source_lang" : "en-US",
    "title" : "Linux Kernel: Mehrere Schwachstellen",
    "tracking" : {
      "current_release_date" : "2026-07-21T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-07-22T08:52:59.256+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.6.0"
        }
      },
      "id" : "WID-SEC-W-2026-2427",
      "initial_release_date" : "2026-07-20T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-07-20T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2026-07-21T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von Debian aufgenommen"
      } ],
      "status" : "final",
      "version" : "2"
    }
  },
  "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" : "Open Source Linux Kernel",
        "product" : {
          "name" : "Open Source Linux Kernel",
          "product_id" : "T056844",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:linux:linux_kernel:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Open Source"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-64187",
    "product_status" : {
      "known_affected" : [ "T056844", "2951" ]
    },
    "release_date" : "2026-07-20T22:00:00.000+00:00",
    "title" : "CVE-2026-64187"
  }, {
    "cve" : "CVE-2026-64188",
    "product_status" : {
      "known_affected" : [ "T056844", "2951" ]
    },
    "release_date" : "2026-07-20T22:00:00.000+00:00",
    "title" : "CVE-2026-64188"
  }, {
    "cve" : "CVE-2026-64189",
    "product_status" : {
      "known_affected" : [ "T056844", "2951" ]
    },
    "release_date" : "2026-07-20T22:00:00.000+00:00",
    "title" : "CVE-2026-64189"
  }, {
    "cve" : "CVE-2026-64190",
    "product_status" : {
      "known_affected" : [ "T056844", "2951" ]
    },
    "release_date" : "2026-07-20T22:00:00.000+00:00",
    "title" : "CVE-2026-64190"
  }, {
    "cve" : "CVE-2026-64191",
    "product_status" : {
      "known_affected" : [ "T056844", "2951" ]
    },
    "release_date" : "2026-07-20T22:00:00.000+00:00",
    "title" : "CVE-2026-64191"
  }, {
    "cve" : "CVE-2026-64192",
    "product_status" : {
      "known_affected" : [ "T056844", "2951" ]
    },
    "release_date" : "2026-07-20T22:00:00.000+00:00",
    "title" : "CVE-2026-64192"
  }, {
    "cve" : "CVE-2026-64205",
    "product_status" : {
      "known_affected" : [ "T056844", "2951" ]
    },
    "release_date" : "2026-07-20T22:00:00.000+00:00",
    "title" : "CVE-2026-64205"
  }, {
    "cve" : "CVE-2026-64206",
    "product_status" : {
      "known_affected" : [ "T056844", "2951" ]
    },
    "release_date" : "2026-07-20T22:00:00.000+00:00",
    "title" : "CVE-2026-64206"
  }, {
    "cve" : "CVE-2026-64207",
    "product_status" : {
      "known_affected" : [ "T056844", "2951" ]
    },
    "release_date" : "2026-07-20T22:00:00.000+00:00",
    "title" : "CVE-2026-64207"
  } ]
}