{
  "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 entfernter, anonymer Angreifer kann eine Schwachstelle im 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-2023-1165 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1165.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2023-1165 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1165"
    }, {
      "category" : "external",
      "summary" : "Zero Day Initiative Advisory vom 2023-05-07",
      "url" : "https://www.zerodayinitiative.com/advisories/ZDI-23-547/"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2646-1 vom 2024-02-27",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-February/018025.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2502-1 vom 2023-06-13",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015177.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2500-1 vom 2023-06-13",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015179.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6173-1 vom 2023-06-16",
      "url" : "https://ubuntu.com/security/notices/USN-6173-1"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2611-1 vom 2023-06-22",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015266.html"
    }, {
      "category" : "external",
      "summary" : "NetApp Security Advisory NTAP-20230622-0001 vom 2023-06-22",
      "url" : "https://security.netapp.com/advisory/ntap-20230622-0001/"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2653-1 vom 2023-06-27",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015325.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALAS2KERNEL-5.10-2023-034 vom 2023-06-29",
      "url" : "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2023-034.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALAS2KERNEL-5.15-2023-021 vom 2023-06-29",
      "url" : "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2023-021.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2782-1 vom 2023-07-04",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015410.html"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DSA-5448 vom 2023-07-06",
      "url" : "https://www.debian.org/security/2023/dsa-5448"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2809-1 vom 2023-07-11",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015470.html"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DSA-5453 vom 2023-07-17",
      "url" : "https://lists.debian.org/debian-security-announce/2023/msg00145.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2871-1 vom 2023-07-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015524.html"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DLA-3512 vom 2023-08-02",
      "url" : "https://lists.debian.org/debian-lts-announce/2023/08/msg00001.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3302-1 vom 2023-08-14",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015894.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3311-1 vom 2023-08-14",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015904.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3313-1 vom 2023-08-14",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015903.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3318-1 vom 2023-08-15",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015905.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3376-1 vom 2023-08-22",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015987.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3377-1 vom 2023-08-22",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015992.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3391-1 vom 2023-08-23",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015999.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASLIVEPATCH-2023-141 vom 2023-08-23",
      "url" : "https://alas.aws.amazon.com/AL2/ALASLIVEPATCH-2023-141.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASLIVEPATCH-2023-140 vom 2023-08-23",
      "url" : "https://alas.aws.amazon.com/AL2/ALASLIVEPATCH-2023-140.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASLIVEPATCH-2023-139 vom 2023-08-23",
      "url" : "https://alas.aws.amazon.com/AL2/ALASLIVEPATCH-2023-139.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASLIVEPATCH-2023-138 vom 2023-08-23",
      "url" : "https://alas.aws.amazon.com/AL2/ALASLIVEPATCH-2023-138.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASLIVEPATCH-2023-137 vom 2023-08-23",
      "url" : "https://alas.aws.amazon.com/AL2/ALASLIVEPATCH-2023-137.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3421-1 vom 2023-08-24",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-August/016021.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2023-6583 vom 2024-01-18",
      "url" : "https://oss.oracle.com/pipermail/el-errata/2024-January/015150.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3595-1 vom 2023-09-13",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016143.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3594-1 vom 2023-09-13",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016141.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3607-1 vom 2023-09-15",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016155.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3627-1 vom 2023-09-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016169.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3658-1 vom 2023-09-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016184.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3632-1 vom 2023-09-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016170.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3631-1 vom 2023-09-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016171.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3648-1 vom 2023-09-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016178.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3657-1 vom 2023-09-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016185.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3659-1 vom 2023-09-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016183.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3653-1 vom 2023-09-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016177.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3671-1 vom 2023-09-19",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016218.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3668-1 vom 2023-09-19",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016219.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3677-1 vom 2023-09-19",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016215.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3676-1 vom 2023-09-19",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016216.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:3675-1 vom 2023-09-19",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016217.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6412-1 vom 2023-10-04",
      "url" : "https://ubuntu.com/security/notices/USN-6412-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6416-1 vom 2023-10-05",
      "url" : "https://ubuntu.com/security/notices/USN-6416-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6416-2 vom 2023-10-06",
      "url" : "https://ubuntu.com/security/notices/USN-6416-2"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6445-1 vom 2023-10-20",
      "url" : "https://ubuntu.com/security/notices/USN-6445-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6416-3 vom 2023-10-19",
      "url" : "https://ubuntu.com/security/notices/USN-6416-3"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6445-2 vom 2023-10-24",
      "url" : "https://ubuntu.com/security/notices/USN-6445-2"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6466-1 vom 2023-10-31",
      "url" : "https://ubuntu.com/security/notices/USN-6466-1"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASLIVEPATCH-2023-016 vom 2024-07-02",
      "url" : "https://alas.aws.amazon.com/AL2023/ALASLIVEPATCH-2023-016.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASLIVEPATCH-2023-018 vom 2024-07-02",
      "url" : "https://alas.aws.amazon.com/AL2023/ALASLIVEPATCH-2023-018.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASLIVEPATCH-2023-017 vom 2024-07-02",
      "url" : "https://alas.aws.amazon.com/AL2023/ALASLIVEPATCH-2023-017.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASLIVEPATCH-2023-019 vom 2024-07-02",
      "url" : "https://alas.aws.amazon.com/AL2023/ALASLIVEPATCH-2023-019.html"
    } ],
    "source_lang" : "en-US",
    "title" : "Linux Kernel: Schwachstelle ermöglicht Denial of Service",
    "tracking" : {
      "current_release_date" : "2024-07-01T22:00:00.000+00:00",
      "generator" : {
        "date" : "2024-08-15T17:50:32.192+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.3.5"
        }
      },
      "id" : "WID-SEC-W-2023-1165",
      "initial_release_date" : "2023-05-07T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2023-05-07T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2023-06-13T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-06-18T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-06-21T22:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-06-22T22:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von NetApp aufgenommen"
      }, {
        "date" : "2023-06-27T22:00:00.000+00:00",
        "number" : "6",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-06-29T22:00:00.000+00:00",
        "number" : "7",
        "summary" : "Neue Updates von Amazon aufgenommen"
      }, {
        "date" : "2023-07-04T22:00:00.000+00:00",
        "number" : "8",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-07-05T22:00:00.000+00:00",
        "number" : "9",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2023-07-11T22:00:00.000+00:00",
        "number" : "10",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-07-16T22:00:00.000+00:00",
        "number" : "11",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2023-07-18T22:00:00.000+00:00",
        "number" : "12",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-08-02T22:00:00.000+00:00",
        "number" : "13",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2023-08-13T22:00:00.000+00:00",
        "number" : "14",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-08-14T22:00:00.000+00:00",
        "number" : "15",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-08-15T22:00:00.000+00:00",
        "number" : "16",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-08-22T22:00:00.000+00:00",
        "number" : "17",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-08-23T22:00:00.000+00:00",
        "number" : "18",
        "summary" : "Neue Updates von SUSE und Amazon aufgenommen"
      }, {
        "date" : "2023-08-24T22:00:00.000+00:00",
        "number" : "19",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-09-13T22:00:00.000+00:00",
        "number" : "20",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-09-14T22:00:00.000+00:00",
        "number" : "21",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-09-17T22:00:00.000+00:00",
        "number" : "22",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-09-18T22:00:00.000+00:00",
        "number" : "23",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-09-19T22:00:00.000+00:00",
        "number" : "24",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-10-04T22:00:00.000+00:00",
        "number" : "25",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-10-08T22:00:00.000+00:00",
        "number" : "26",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-10-19T22:00:00.000+00:00",
        "number" : "27",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-10-24T22:00:00.000+00:00",
        "number" : "28",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-10-31T23:00:00.000+00:00",
        "number" : "29",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-01-18T23:00:00.000+00:00",
        "number" : "30",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2024-02-27T23:00:00.000+00:00",
        "number" : "31",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2024-07-01T22:00:00.000+00:00",
        "number" : "32",
        "summary" : "Neue Updates von Amazon aufgenommen"
      } ],
      "status" : "final",
      "version" : "32"
    }
  },
  "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" : [ {
        "branches" : [ {
          "category" : "product_version",
          "name" : "for VMware vSphere",
          "product" : {
            "name" : "NetApp ActiveIQ Unified Manager for VMware vSphere",
            "product_id" : "T025152",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:netapp:active_iq_unified_manager:for_vmware_vsphere"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "ActiveIQ Unified Manager"
      } ],
      "category" : "vendor",
      "name" : "NetApp"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Open Source Linux Kernel",
        "product" : {
          "name" : "Open Source Linux Kernel",
          "product_id" : "6368",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:linux: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" : "vendor",
      "name" : "SUSE"
    }, {
      "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-2023-2156",
    "notes" : [ {
      "category" : "description",
      "text" : "Es existiert eine Schwachstelle im Linux Kernel. Das Problem besteht in der Handhabung des RPL-Protokolls aufgrund einer unzureichenden Behandlung der vom Benutzer bereitgestellten Daten, was zu einem Assertion-Fehler führen kann. Ein Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service zu verursachen."
    } ],
    "product_status" : {
      "known_affected" : [ "T025152", "2951", "T002207", "6368", "T000126", "398363", "T004914" ]
    },
    "release_date" : "2023-05-07T22:00:00.000+00:00",
    "title" : "CVE-2023-2156"
  } ]
}