{
  "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 lokaler Angreifer kann mehrere Schwachstellen in Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuführen oder andere, nicht näher spezifizierte Auswirkungen zu erzielen.",
      "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-2026-0680 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0680.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-0680 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0680"
    }, {
      "category" : "external",
      "summary" : "Kernel CVE Announce Mailingliste",
      "url" : "https://lore.kernel.org/linux-cve-announce/"
    }, {
      "category" : "external",
      "summary" : "Linux Kernel CVE Announcement CVE-2026-23239",
      "url" : "https://lore.kernel.org/linux-cve-announce/2026031031-CVE-2026-23239-1fc9@gregkh/"
    }, {
      "category" : "external",
      "summary" : "Linux Kernel CVE Announcement CVE-2026-23240",
      "url" : "https://lore.kernel.org/linux-cve-announce/2026031034-CVE-2026-23240-2531@gregkh/"
    }, {
      "category" : "external",
      "summary" : "openSUSE Security Update OPENSUSE-SU-2026:20572-1 vom 2026-04-21",
      "url" : "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/STWYWECAV6YINBQYRNTOUWNIHBOUY3YT/"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:21230-1 vom 2026-04-22",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-April/025560.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:21237-1 vom 2026-04-22",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-April/025557.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:21361-1 vom 2026-04-28",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-April/025743.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:21352-1 vom 2026-04-28",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-April/025751.html"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DSA-6238 vom 2026-05-04",
      "url" : "https://lists.debian.org/debian-security-announce/2026/msg00148.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2026-50260 vom 2026-05-12",
      "url" : "https://linux.oracle.com/errata/ELSA-2026-50260.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:2111-1 vom 2026-05-30",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-May/026397.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:2202-1 vom 2026-06-01",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-June/026424.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:2195-1 vom 2026-06-01",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-June/026416.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:2216-1 vom 2026-06-02",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-June/026444.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:2215-1 vom 2026-06-02",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-June/026445.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:21916-1 vom 2026-06-02",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-June/026478.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:21947-1 vom 2026-06-02",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-June/026447.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:21876-1 vom 2026-06-02",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-June/026515.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:21868-1 vom 2026-06-02",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-June/026522.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:21919-1 vom 2026-06-02",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-June/026475.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:21877-1 vom 2026-06-02",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-June/026514.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:2217-1 vom 2026-06-02",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-June/026441.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:21866-1 vom 2026-06-02",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-June/026524.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2026:2238-1 vom 2026-06-03",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2026-June/026559.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2026-50293 vom 2026-06-04",
      "url" : "http://linux.oracle.com/errata/ELSA-2026-50293.html"
    } ],
    "source_lang" : "en-US",
    "title" : "Linux Kernel: Mehrere Schwachstellen ermöglichen Denial of Service",
    "tracking" : {
      "current_release_date" : "2026-06-04T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-06-05T08:33:48.843+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.6.0"
        }
      },
      "id" : "WID-SEC-W-2026-0680",
      "initial_release_date" : "2026-03-10T23:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-03-10T23:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2026-04-21T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von openSUSE aufgenommen"
      }, {
        "date" : "2026-04-22T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2026-04-28T22:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2026-05-03T22:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2026-05-12T22:00:00.000+00:00",
        "number" : "6",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2026-05-31T22:00:00.000+00:00",
        "number" : "7",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2026-06-01T22:00:00.000+00:00",
        "number" : "8",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2026-06-02T22:00:00.000+00:00",
        "number" : "9",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2026-06-04T22:00:00.000+00:00",
        "number" : "10",
        "summary" : "Neue Updates von SUSE und Oracle Linux 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" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<6.12.75",
          "product" : {
            "name" : "Open Source Linux Kernel <6.12.75",
            "product_id" : "T051581"
          }
        }, {
          "category" : "product_version",
          "name" : "6.12.75",
          "product" : {
            "name" : "Open Source Linux Kernel 6.12.75",
            "product_id" : "T051581-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:6.12.75"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<6.18.16",
          "product" : {
            "name" : "Open Source Linux Kernel <6.18.16",
            "product_id" : "T051582"
          }
        }, {
          "category" : "product_version",
          "name" : "6.18.16",
          "product" : {
            "name" : "Open Source Linux Kernel 6.18.16",
            "product_id" : "T051582-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:6.18.16"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<6.19.6",
          "product" : {
            "name" : "Open Source Linux Kernel <6.19.6",
            "product_id" : "T051583"
          }
        }, {
          "category" : "product_version",
          "name" : "6.19.6",
          "product" : {
            "name" : "Open Source Linux Kernel 6.19.6",
            "product_id" : "T051583-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:6.19.6"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<7.0-rc2",
          "product" : {
            "name" : "Open Source Linux Kernel <7.0-rc2",
            "product_id" : "T051584"
          }
        }, {
          "category" : "product_version",
          "name" : "7.0-rc2",
          "product" : {
            "name" : "Open Source Linux Kernel 7.0-rc2",
            "product_id" : "T051584-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:7.0-rc2"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Linux Kernel"
      } ],
      "category" : "vendor",
      "name" : "Open Source"
    }, {
      "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" : "SUSE Linux",
        "product" : {
          "name" : "SUSE Linux",
          "product_id" : "T002207",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:suse:suse_linux:-"
          }
        }
      }, {
        "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-2026-23239",
    "product_status" : {
      "known_affected" : [ "T051581", "T051582", "2951", "T002207", "T027843", "T004914", "T051583", "T051584" ]
    },
    "release_date" : "2026-03-10T23:00:00.000+00:00",
    "title" : "CVE-2026-23239"
  }, {
    "cve" : "CVE-2026-23240",
    "product_status" : {
      "known_affected" : [ "T051581", "T051582", "2951", "T002207", "T027843", "T004914", "T051583", "T051584" ]
    },
    "release_date" : "2026-03-10T23:00:00.000+00:00",
    "title" : "CVE-2026-23240"
  } ]
}