wid-sec-w-2022-1964
Vulnerability from csaf_certbund
Published
2022-11-06 23:00
Modified
2023-11-12 23:00
Summary
Linux Kernel: Schwachstelle ermöglicht Denial of Service

Notes

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.
Produktbeschreibung
Der Kernel stellt den Kern des Linux Betriebssystems dar.
Angriff
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuführen.
Betroffene Betriebssysteme
- Linux



{
  "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 f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "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 einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2022-1964 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-1964.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-1964 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-1964"
      },
      {
        "category": "external",
        "summary": "Dell Security Advisory DSA-2023-317 vom 2023-11-13",
        "url": "https://www.dell.com/support/kbdoc/de-de/000219148/dsa-2023-317-security-update-for-dell-networker-vproxy-multiple-linux-packages-vulnerabilities"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-2458 vom 2023-06-28",
        "url": "https://oss.oracle.com/pipermail/el-errata/2023-June/014226.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2232-1 vom 2023-05-17",
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      },
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        "category": "external",
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      },
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        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2162-1 vom 2023-05-10",
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      },
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        "summary": "IBM Security Bulletin 6965816 vom 2023-03-24",
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        "summary": "Red Hat Security Advisory RHSA-2023:0930 vom 2023-03-09",
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      {
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      {
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      {
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        "summary": "Ubuntu Security Notice USN-5755-1 vom 2022-12-01",
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      {
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      {
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    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-11-12T23:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T17:02:37.729+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2022-1964",
      "initial_release_date": "2022-11-06T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2022-11-06T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2022-12-01T23:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-12-04T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-12-12T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-12-13T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-12-14T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-12-15T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von NetApp und Red Hat aufgenommen"
        },
        {
          "date": "2022-12-18T23:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-12-19T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-12-20T23:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-12-26T23:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-01-05T23:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-01-08T23:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-01-12T23:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-01-15T23:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-01-17T23:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-01-19T23:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-01-23T23:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-01-25T23:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von Oracle Linux und Ubuntu aufgenommen"
        },
        {
          "date": "2023-01-29T23:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-02-09T23:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-02-15T23:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-02-21T23:00:00.000+00:00",
          "number": "23",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-02-22T23:00:00.000+00:00",
          "number": "24",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-03-02T23:00:00.000+00:00",
          "number": "25",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-03-05T23:00:00.000+00:00",
          "number": "26",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-03-07T23:00:00.000+00:00",
          "number": "27",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-03-08T23:00:00.000+00:00",
          "number": "28",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-03-23T23:00:00.000+00:00",
          "number": "29",
          "summary": "Neue Updates von IBM aufgenommen"
        },
        {
          "date": "2023-05-09T22:00:00.000+00:00",
          "number": "30",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-05-10T22:00:00.000+00:00",
          "number": "31",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-05-18T22:00:00.000+00:00",
          "number": "32",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-06-28T22:00:00.000+00:00",
          "number": "33",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-11-12T23:00:00.000+00:00",
          "number": "34",
          "summary": "Neue Updates von Dell aufgenommen"
        }
      ],
      "status": "final",
      "version": "34"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Dell NetWorker \u003c vproxy 19.9.0.2",
                "product": {
                  "name": "Dell NetWorker \u003c vproxy 19.9.0.2",
                  "product_id": "T030173",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:dell:networker:vproxy_19.9.0.2"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Dell NetWorker \u003c vproxy 19.8.0.3",
                "product": {
                  "name": "Dell NetWorker \u003c vproxy 19.8.0.3",
                  "product_id": "T030174",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:dell:networker:vproxy_19.8.0.3"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "NetWorker"
          }
        ],
        "category": "vendor",
        "name": "Dell"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "IBM Spectrum Protect \u003c 10.1.14",
            "product": {
              "name": "IBM Spectrum Protect \u003c 10.1.14",
              "product_id": "T026783",
              "product_identification_helper": {
                "cpe": "cpe:/a:ibm:spectrum_protect:10.1.14"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "IBM"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "NetApp ActiveIQ Unified Manager",
            "product": {
              "name": "NetApp ActiveIQ Unified Manager",
              "product_id": "658714",
              "product_identification_helper": {
                "cpe": "cpe:/a:netapp:active_iq_unified_manager:-::~~~vmware_vsphere~~"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "NetApp"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Open Source Linux Kernel \u003c 5.19.17",
                "product": {
                  "name": "Open Source Linux Kernel \u003c 5.19.17",
                  "product_id": "1261474",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:linux:linux_kernel:5.19.17"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Open Source Linux Kernel \u003c 6.0.2",
                "product": {
                  "name": "Open Source Linux Kernel \u003c 6.0.2",
                  "product_id": "1261643",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:linux:linux_kernel:6.0.2"
                  }
                }
              }
            ],
            "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": "Red Hat Enterprise Linux",
            "product": {
              "name": "Red Hat Enterprise Linux",
              "product_id": "67646",
              "product_identification_helper": {
                "cpe": "cpe:/o:redhat:enterprise_linux:-"
              }
            }
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Red Hat OpenShift 5 Logging Subsystem",
                "product": {
                  "name": "Red Hat OpenShift 5 Logging Subsystem",
                  "product_id": "T026681",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:openshift:5::logging_subsystem"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Red Hat OpenShift Logging Subsystem 5.4.12",
                "product": {
                  "name": "Red Hat OpenShift Logging Subsystem 5.4.12",
                  "product_id": "T026682",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:openshift:5.4.12::logging_subsystem"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Red Hat OpenShift Logging Subsystem 5.6.3",
                "product": {
                  "name": "Red Hat OpenShift Logging Subsystem 5.6.3",
                  "product_id": "T026683",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:openshift:5.6.3::logging_subsystem"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "OpenShift"
          }
        ],
        "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": [
          {
            "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-2022-43945",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. Die NFSD-Implementierung ist unter bestimmten Umst\u00e4nden anf\u00e4llig f\u00fcr einen Puffer\u00fcberlauf. Ein authentisierter Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T026681",
          "T002207",
          "67646",
          "T000126",
          "658714",
          "T004914",
          "T026783",
          "T030174",
          "T030173",
          "T026682",
          "T026683"
        ]
      },
      "release_date": "2022-11-06T23:00:00Z",
      "title": "CVE-2022-43945"
    }
  ]
}


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