wid-sec-w-2022-1762
Vulnerability from csaf_certbund
Published
2020-10-13 22:00
Modified
2023-02-15 23:00
Summary
Linux Kernel: Mehrere Schwachstellen

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 lokaler Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um beliebigen Programmcode auszuführen, einen Denial of Service zu verursachen oder Informationen offenzulegen.
Betroffene Betriebssysteme
- Linux


To clipboard 

{
  "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 lokaler Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um beliebigen Programmcode auszuf\u00fchren, einen Denial of Service zu verursachen oder Informationen offenzulegen.",
        "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-2022-1762 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2020/wid-sec-w-2022-1762.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-1762 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-1762"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0416-1 vom 2023-02-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013765.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4617-1 vom 2022-12-23",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013342.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2022-9999 vom 2022-11-16",
        "url": "http://linux.oracle.com/errata/ELSA-2022-9999.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9140 vom 2021-04-01",
        "url": "http://linux.oracle.com/errata/ELSA-2021-9140.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9141 vom 2021-04-01",
        "url": "http://linux.oracle.com/errata/ELSA-2021-9141.html"
      },
      {
        "category": "external",
        "summary": "OSS-Security Mailing Liste vom 2020-10-13",
        "url": "http://seclists.org/oss-sec/2020/q4/59"
      },
      {
        "category": "external",
        "summary": "OSS-Security Mailing Liste vom 2020-10-13",
        "url": "http://seclists.org/oss-sec/2020/q4/58"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice",
        "url": "https://ubuntu.com/security/notices/USN-4577-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice LSN-0072-1 vom 2020-10-14",
        "url": "https://usn.ubuntu.com/lsn/0072-1/"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3122-1 vom 2020-11-03",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-November/007685.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3122-1 vom 2020-11-03",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-November/007681.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3272-1 vom 2020-11-11",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007751.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3272-1 vom 2020-11-11",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007748.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3281-1 vom 2020-11-11",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007756.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3326-1 vom 2020-11-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007775.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3326-1 vom 2020-11-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007776.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3484-1 vom 2020-11-23",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007841.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3491-1 vom 2020-11-23",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007842.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3512-1 vom 2020-11-25",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007853.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3522-1 vom 2020-11-25",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007856.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3513-1 vom 2020-11-25",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007854.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3532-1 vom 2020-11-26",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007874.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3544-1 vom 2020-11-26",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007876.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3532-1 vom 2020-11-26",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007871.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3544-1 vom 2020-11-26",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-November/007878.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9085 vom 2021-03-09",
        "url": "https://linux.oracle.com/errata/ELSA-2021-9085.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9086 vom 2021-03-09",
        "url": "https://linux.oracle.com/errata/ELSA-2021-9086.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9087 vom 2021-03-09",
        "url": "https://linux.oracle.com/errata/ELSA-2021-9087.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9084 vom 2021-03-09",
        "url": "https://linux.oracle.com/errata/ELSA-2021-9084.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-4978 vom 2021-09-25",
        "url": "https://lists.debian.org/debian-security-announce/2021/msg00163.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2021-1539 vom 2021-10-05",
        "url": "https://alas.aws.amazon.com/ALAS-2021-1539.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9486 vom 2021-10-15",
        "url": "http://linux.oracle.com/errata/ELSA-2021-9486.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9487 vom 2021-10-15",
        "url": "http://linux.oracle.com/errata/ELSA-2021-9487.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-2785 vom 2021-10-16",
        "url": "https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-2843 vom 2021-12-16",
        "url": "https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASKERNEL-5.4-2022-008 vom 2022-01-31",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2022-008.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASKERNEL-5.10-2022-006 vom 2022-01-31",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2022-006.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3609-1 vom 2022-10-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-October/012557.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3704-1 vom 2022-10-24",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-October/012636.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3775-1 vom 2022-10-26",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-October/012711.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3809-1 vom 2022-10-31",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-October/012771.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Mehrere Schwachstellen",
    "tracking": {
      "current_release_date": "2023-02-15T23:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T17:01:04.767+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2022-1762",
      "initial_release_date": "2020-10-13T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2020-10-13T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2020-10-14T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2020-11-03T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-11-10T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-11-11T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-11-15T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-11-23T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-11-25T23:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-11-26T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-03-08T23:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2021-03-31T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2021-09-26T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2021-10-04T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2021-10-14T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2021-10-17T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2021-12-16T23:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2022-01-30T23:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2022-10-18T22:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-10-24T22:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-10-26T22:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-10-31T23:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-11-16T23:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2022-12-26T23:00:00.000+00:00",
          "number": "23",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-02-15T23:00:00.000+00:00",
          "number": "24",
          "summary": "Neue Updates von SUSE 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": [
          {
            "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-2020-16119",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. Die Implementierung des DCCP-Protokolls handhabt die Wiederverwendung von Sockets nicht ordnungsgem\u00e4\u00df, was dazu f\u00fchrt, dass die DCCP-CCID-Struktur des Linux-Kernels nachtr\u00e4glich verwendet werden kann. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service zu verursachen oder m\u00f6glicherweise beliebigen Code auszuf\u00fchren."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "6368",
          "T000126",
          "398363",
          "T004914"
        ]
      },
      "release_date": "2020-10-13T22:00:00Z",
      "title": "CVE-2020-16119"
    },
    {
      "cve": "CVE-2020-16120",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. Das Overlay-Dateisystem f\u00fchrt in einigen Situationen die Berechtigungspr\u00fcfungen nicht ordnungsgem\u00e4\u00df durch. Ein Angreifer kann diese Schwachstelle ausnutzen, um Lesezugriff auf eingeschr\u00e4nkte Dateien zu erhalten."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "6368",
          "T000126",
          "398363",
          "T004914"
        ]
      },
      "release_date": "2020-10-13T22:00:00Z",
      "title": "CVE-2020-16120"
    }
  ]
}


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