{
  "document" : {
    "aggregate_severity" : {
      "text" : "niedrig"
    },
    "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 eine Schwachstelle in Linux Kernel 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-2026-1037 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1037.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-1037 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1037"
    }, {
      "category" : "external",
      "summary" : "Linux Kernel CVE-Announcement CVE-2026-31411 vom 2026-04-08",
      "url" : "https://lore.kernel.org/linux-cve-announce/2026040820-CVE-2026-31411-7ef9@gregkh/"
    }, {
      "category" : "external",
      "summary" : "PoC vom 2026-04-08",
      "url" : "https://gist.github.com/mrpre/1ba5949c45529c511152e2f4c755b0f3"
    } ],
    "source_lang" : "en-US",
    "title" : "Linux Kernel: Schwachstelle ermöglicht Denial of Service",
    "tracking" : {
      "current_release_date" : "2026-04-08T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-04-09T11:19:48.034+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.5.0"
        }
      },
      "id" : "WID-SEC-W-2026-1037",
      "initial_release_date" : "2026-04-08T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-04-08T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      } ],
      "status" : "final",
      "version" : "1"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<5.10.252",
          "product" : {
            "name" : "Open Source Linux Kernel <5.10.252",
            "product_id" : "T052600"
          }
        }, {
          "category" : "product_version",
          "name" : "5.10.252",
          "product" : {
            "name" : "Open Source Linux Kernel 5.10.252",
            "product_id" : "T052600-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:5.10.252"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<5.15.202",
          "product" : {
            "name" : "Open Source Linux Kernel <5.15.202",
            "product_id" : "T052601"
          }
        }, {
          "category" : "product_version",
          "name" : "5.15.202",
          "product" : {
            "name" : "Open Source Linux Kernel 5.15.202",
            "product_id" : "T052601-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:5.15.202"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<6.1.165",
          "product" : {
            "name" : "Open Source Linux Kernel <6.1.165",
            "product_id" : "T052602"
          }
        }, {
          "category" : "product_version",
          "name" : "6.1.165",
          "product" : {
            "name" : "Open Source Linux Kernel 6.1.165",
            "product_id" : "T052602-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:6.1.165"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<6.6.128",
          "product" : {
            "name" : "Open Source Linux Kernel <6.6.128",
            "product_id" : "T052603"
          }
        }, {
          "category" : "product_version",
          "name" : "6.6.128",
          "product" : {
            "name" : "Open Source Linux Kernel 6.6.128",
            "product_id" : "T052603-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:6.6.128"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<6.12.75",
          "product" : {
            "name" : "Open Source Linux Kernel <6.12.75",
            "product_id" : "T052604"
          }
        }, {
          "category" : "product_version",
          "name" : "6.12.75",
          "product" : {
            "name" : "Open Source Linux Kernel 6.12.75",
            "product_id" : "T052604-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:6.12.75"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<6.18.14",
          "product" : {
            "name" : "Open Source Linux Kernel <6.18.14",
            "product_id" : "T052605"
          }
        }, {
          "category" : "product_version",
          "name" : "6.18.14",
          "product" : {
            "name" : "Open Source Linux Kernel 6.18.14",
            "product_id" : "T052605-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:6.18.14"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<6.19.4",
          "product" : {
            "name" : "Open Source Linux Kernel <6.19.4",
            "product_id" : "T052606"
          }
        }, {
          "category" : "product_version",
          "name" : "6.19.4",
          "product" : {
            "name" : "Open Source Linux Kernel 6.19.4",
            "product_id" : "T052606-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:6.19.4"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<7.0-rc1",
          "product" : {
            "name" : "Open Source Linux Kernel <7.0-rc1",
            "product_id" : "T052607"
          }
        }, {
          "category" : "product_version",
          "name" : "7.0-rc1",
          "product" : {
            "name" : "Open Source Linux Kernel 7.0-rc1",
            "product_id" : "T052607-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:7.0-rc1"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Linux Kernel"
      } ],
      "category" : "vendor",
      "name" : "Open Source"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-31411",
    "product_status" : {
      "known_affected" : [ "T052607", "T052605", "T052606", "T052603", "T052604", "T052601", "T052602", "T052600" ]
    },
    "release_date" : "2026-04-08T22:00:00.000+00:00",
    "title" : "CVE-2026-31411"
  } ]
}