{
  "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 entfernter, authentisierter Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um Informationen offenzulegen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Linux\n- UNIX",
      "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-2023-2953 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2953.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2023-2953 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-2953"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASKERNEL-5.15-2024-033 vom 2024-01-09",
      "url" : "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2024-033.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASKERNEL-5.10-2024-045 vom 2024-01-09",
      "url" : "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2024-045.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASKERNEL-5.4-2024-057 vom 2024-01-09",
      "url" : "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2024-057.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6681-2 vom 2024-03-11",
      "url" : "https://ubuntu.com/security/notices/USN-6681-2"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6639-1 vom 2024-02-15",
      "url" : "https://ubuntu.com/security/notices/USN-6639-1"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DLA-3711 vom 2024-01-11",
      "url" : "https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0120-1 vom 2024-01-16",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017659.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0117-1 vom 2024-01-16",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017660.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0115-1 vom 2024-01-16",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017661.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0129-1 vom 2024-01-16",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017658.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6680-1 vom 2024-03-07",
      "url" : "https://ubuntu.com/security/notices/USN-6680-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6681-1 vom 2024-03-07",
      "url" : "https://ubuntu.com/security/notices/USN-6681-1"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0110-1 vom 2024-01-17",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017674.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0113-1 vom 2024-01-17",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017671.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0118-1 vom 2024-01-17",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017668.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6686-1 vom 2024-03-08",
      "url" : "https://ubuntu.com/security/notices/USN-6686-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6680-2 vom 2024-03-08",
      "url" : "https://ubuntu.com/security/notices/USN-6680-2"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0141-1 vom 2024-01-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017677.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0153-1 vom 2024-01-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017684.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0154-1 vom 2024-01-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017683.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0160-1 vom 2024-01-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017686.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0156-1 vom 2024-01-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017689.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6686-2 vom 2024-03-13",
      "url" : "https://ubuntu.com/security/notices/USN-6686-2"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6681-3 vom 2024-03-13",
      "url" : "https://ubuntu.com/security/notices/USN-6681-3"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASKERNEL-5.15-2024-035 vom 2024-01-23",
      "url" : "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2024-035.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASKERNEL-5.10-2024-047 vom 2024-01-23",
      "url" : "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2024-047.html"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DSA-5594 vom 2024-01-02",
      "url" : "https://lists.debian.org/debian-security-announce/2024/msg00001.html"
    }, {
      "category" : "external",
      "summary" : "GitHub Security Advisory GHSA-m4j9-h84h-3gqr vom 2023-11-16",
      "url" : "https://github.com/advisories/GHSA-m4j9-h84h-3gqr"
    }, {
      "category" : "external",
      "summary" : "Red Hat BugZilla - Bug 2250043 vom 2023-11-16",
      "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2250043"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6701-1 vom 2024-03-19",
      "url" : "https://ubuntu.com/security/notices/USN-6701-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6681-4 vom 2024-03-19",
      "url" : "https://ubuntu.com/security/notices/USN-6681-4"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6680-3 vom 2024-03-19",
      "url" : "https://ubuntu.com/security/notices/USN-6680-3"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6686-3 vom 2024-03-19",
      "url" : "https://ubuntu.com/security/notices/USN-6686-3"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6705-1 vom 2024-03-20",
      "url" : "https://ubuntu.com/security/notices/USN-6705-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6701-2 vom 2024-03-20",
      "url" : "https://ubuntu.com/security/notices/USN-6701-2"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6686-4 vom 2024-03-20",
      "url" : "https://ubuntu.com/security/notices/USN-6686-4"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6716-1 vom 2024-03-26",
      "url" : "https://ubuntu.com/security/notices/USN-6716-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6701-3 vom 2024-03-26",
      "url" : "https://ubuntu.com/security/notices/USN-6701-3"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6686-5 vom 2024-03-27",
      "url" : "https://ubuntu.com/security/notices/USN-6686-5"
    }, {
      "category" : "external",
      "summary" : "Siemens Security Advisory SSA-265688 vom 2024-04-09",
      "url" : "https://cert-portal.siemens.com/productcert/html/ssa-265688.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6701-4 vom 2024-04-09",
      "url" : "https://ubuntu.com/security/notices/USN-6701-4"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2024:2394 vom 2024-04-30",
      "url" : "https://access.redhat.com/errata/RHSA-2024:2394"
    }, {
      "category" : "external",
      "summary" : "Dell Security Advisory DSA-2024-198 vom 2024-05-08",
      "url" : "https://www.dell.com/support/kbdoc/000224827/dsa-2024-="
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2024:3138 vom 2024-05-22",
      "url" : "https://access.redhat.com/errata/RHSA-2024:3138"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2024:2950 vom 2024-05-22",
      "url" : "https://access.redhat.com/errata/RHSA-2024:2950"
    }, {
      "category" : "external",
      "summary" : "IBM Security Bulletin 7156774 vom 2024-06-07",
      "url" : "https://www.ibm.com/support/pages/node/7156774"
    } ],
    "source_lang" : "en-US",
    "title" : "Linux Kernel: Schwachstelle ermöglicht Offenlegung von Informationen",
    "tracking" : {
      "current_release_date" : "2024-06-09T22:00:00.000+00:00",
      "generator" : {
        "date" : "2024-08-15T18:01:48.646+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.3.5"
        }
      },
      "id" : "WID-SEC-W-2023-2953",
      "initial_release_date" : "2023-11-16T23:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2023-11-16T23:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2024-01-02T23:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2024-01-09T23:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von Amazon aufgenommen"
      }, {
        "date" : "2024-01-11T23:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2024-01-16T23:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2024-01-17T23:00:00.000+00:00",
        "number" : "6",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2024-01-18T23:00:00.000+00:00",
        "number" : "7",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2024-01-22T23:00:00.000+00:00",
        "number" : "8",
        "summary" : "Neue Updates von Amazon aufgenommen"
      }, {
        "date" : "2024-02-14T23:00:00.000+00:00",
        "number" : "9",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-03-06T23:00:00.000+00:00",
        "number" : "10",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-03-07T23:00:00.000+00:00",
        "number" : "11",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-03-11T23:00:00.000+00:00",
        "number" : "12",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-03-13T23:00:00.000+00:00",
        "number" : "13",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-03-18T23:00:00.000+00:00",
        "number" : "14",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-03-19T23:00:00.000+00:00",
        "number" : "15",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-03-20T23:00:00.000+00:00",
        "number" : "16",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-03-25T23:00:00.000+00:00",
        "number" : "17",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-03-27T23:00:00.000+00:00",
        "number" : "18",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-04-08T22:00:00.000+00:00",
        "number" : "19",
        "summary" : "Neue Updates von Siemens aufgenommen"
      }, {
        "date" : "2024-04-09T22:00:00.000+00:00",
        "number" : "20",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-04-29T22:00:00.000+00:00",
        "number" : "21",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2024-05-07T22:00:00.000+00:00",
        "number" : "22",
        "summary" : "Neue Updates von Dell aufgenommen"
      }, {
        "date" : "2024-05-21T22:00:00.000+00:00",
        "number" : "23",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2024-06-09T22:00:00.000+00:00",
        "number" : "24",
        "summary" : "Neue Updates von IBM aufgenommen"
      } ],
      "status" : "final",
      "version" : "24"
    }
  },
  "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" : "virtual",
          "product" : {
            "name" : "Dell NetWorker virtual",
            "product_id" : "T034583",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:dell:networker:virtual"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "NetWorker"
      } ],
      "category" : "vendor",
      "name" : "Dell"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "EMC Avamar",
        "product" : {
          "name" : "EMC Avamar",
          "product_id" : "T014381",
          "product_identification_helper" : {
            "cpe" : "cpe:/a:emc:avamar:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "EMC"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "IBM QRadar SIEM",
        "product" : {
          "name" : "IBM QRadar SIEM",
          "product_id" : "T021415",
          "product_identification_helper" : {
            "cpe" : "cpe:/a:ibm:qradar_siem:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "IBM"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Open Source Linux Kernel",
        "product" : {
          "name" : "Open Source Linux Kernel",
          "product_id" : "T006656",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:linux:linux_kernel:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Open Source"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Red Hat Enterprise Linux",
        "product" : {
          "name" : "Red Hat Enterprise Linux",
          "product_id" : "67646",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:redhat:enterprise_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Red Hat"
    }, {
      "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" : [ {
        "branches" : [ {
          "category" : "product_version",
          "name" : "1500",
          "product" : {
            "name" : "Siemens SIMATIC S7 1500",
            "product_id" : "T019436",
            "product_identification_helper" : {
              "cpe" : "cpe:/h:siemens:simatic_s7:1500"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "SIMATIC S7"
      } ],
      "category" : "vendor",
      "name" : "Siemens"
    }, {
      "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-2023-6121",
    "notes" : [ {
      "category" : "description",
      "text" : "Es existiert eine Schwachstelle im Linux Kernel. Der Fehler besteht aufgrund eines Out-of-Bounds-Lesevorgangs im NVMe-oF/TCP-Subsystem, der durch einen Heap-basierten Pufferüberlauf ausgelöst wird. Ein entfernter, authentisierter kann diese Schwachstelle ausnutzen, indem er ein präpariertes TCP-Paket sendet, um vertrauliche Informationen offenzulegen."
    } ],
    "product_status" : {
      "known_affected" : [ "T019436", "T014381", "2951", "T002207", "T006656", "67646", "T000126", "T021415", "T034583", "398363" ]
    },
    "release_date" : "2023-11-16T23:00:00.000+00:00",
    "title" : "CVE-2023-6121"
  } ]
}