{
  "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 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-2022-2415 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-2415.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2022-2415 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-2415"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6234-1 vom 2023-07-18",
      "url" : "https://ubuntu.com/security/notices/USN-6234-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6235-1 vom 2023-07-18",
      "url" : "https://ubuntu.com/security/notices/USN-6235-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6206-1 vom 2023-07-06",
      "url" : "https://ubuntu.com/security/notices/USN-6206-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6134-1 vom 2023-06-01",
      "url" : "https://ubuntu.com/security/notices/USN-6134-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6096-1 vom 2023-05-23",
      "url" : "https://ubuntu.com/security/notices/USN-6096-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6091-1 vom 2023-05-18",
      "url" : "https://ubuntu.com/security/notices/USN-6091-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6079-1 vom 2023-05-16",
      "url" : "https://ubuntu.com/security/notices/USN-6079-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6057-1 vom 2023-05-05",
      "url" : "https://ubuntu.com/security/notices/USN-6057-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice LSN-0094-1 vom 2023-04-19",
      "url" : "https://ubuntu.com/security/notices/USN-6025-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-5978-1 vom 2023-03-28",
      "url" : "https://ubuntu.com/security/notices/USN-5978-1"
    }, {
      "category" : "external",
      "summary" : "Red Hat Bugzilla - Bug 2156927 vom 2022-12-29",
      "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2156927"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALAS2KERNEL-5.15-2023-013 vom 2023-02-09",
      "url" : "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2023-013.html"
    } ],
    "source_lang" : "en-US",
    "title" : "Linux Kernel: Schwachstelle ermöglicht Denial of Service",
    "tracking" : {
      "current_release_date" : "2023-07-18T22:00:00.000+00:00",
      "generator" : {
        "date" : "2024-08-15T17:40:37.476+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.3.5"
        }
      },
      "id" : "WID-SEC-W-2022-2415",
      "initial_release_date" : "2022-12-29T23:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2022-12-29T23:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2023-02-08T23:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von Amazon aufgenommen"
      }, {
        "date" : "2023-03-27T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-04-18T22:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-05-07T22:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-05-16T22:00:00.000+00:00",
        "number" : "6",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-05-18T22:00:00.000+00:00",
        "number" : "7",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-05-22T22:00:00.000+00:00",
        "number" : "8",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-06-01T22:00:00.000+00:00",
        "number" : "9",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-07-06T22:00:00.000+00:00",
        "number" : "10",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-07-18T22:00:00.000+00:00",
        "number" : "11",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      } ],
      "status" : "final",
      "version" : "11"
    }
  },
  "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" : [ {
        "branches" : [ {
          "category" : "product_name",
          "name" : "Open Source Linux Kernel >= 5.15",
          "product" : {
            "name" : "Open Source Linux Kernel >= 5.15",
            "product_id" : "T021127",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:5.15"
            }
          }
        }, {
          "category" : "product_name",
          "name" : "Open Source Linux Kernel < 6.2-rc1",
          "product" : {
            "name" : "Open Source Linux Kernel < 6.2-rc1",
            "product_id" : "T025728",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:linux:linux_kernel:6.2-rc1"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Linux Kernel"
      } ],
      "category" : "vendor",
      "name" : "Open Source"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Ubuntu Linux",
        "product" : {
          "name" : "Ubuntu Linux",
          "product_id" : "T000126",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:canonical:ubuntu_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Ubuntu"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2022-4842",
    "notes" : [ {
      "category" : "description",
      "text" : "Es besteht eine Schwachstelle im Linux-Kernel im ntfs3-Dateisystemtreiber. Dies ist auf eine NULL-Zeiger-Dereferenz in der Funktion \"attr_punch_hole()\" von [fs/ntfs3/attrib.c] zurückzuführen. Ein lokaler Angreifer kann dies ausnutzen, um einen Denial of Service-Zustand herbeizuführen, indem er bestimmte Dateisystemoperationen auf einem eingehängten NTFS-Dateisystem durchführt."
    } ],
    "product_status" : {
      "known_affected" : [ "T000126", "398363" ]
    },
    "release_date" : "2022-12-29T23:00:00.000+00:00",
    "title" : "CVE-2022-4842"
  } ]
}