wid-sec-w-2022-0960
Vulnerability from csaf_certbund
Published
2020-07-02 22:00
Modified
2023-02-15 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 lokaler Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um einen Denial of Service Zustand herbeizuführen.
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 eine Schwachstelle im Linux Kernel ausnutzen, um einen Denial of Service Zustand herbeizuf\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-2022-0960 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2020/wid-sec-w-2022-0960.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-0960 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0960"
      },
      {
        "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": "NIST Database vom 2020-07-02",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-15393"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2027-1 vom 2020-07-23",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-July/007172.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2106-1 vom 2020-08-03",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007214.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2103-1 vom 2020-08-03",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007208.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2105-1 vom 2020-08-03",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007213.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2105-1 vom 2020-08-03",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007215.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2107-1 vom 2020-08-03",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007212.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2106-1 vom 2020-08-03",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007209.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2107-1 vom 2020-08-03",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007216.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2122-1 vom 2020-08-05",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007225.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2119-1 vom 2020-08-04",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007218.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2121-1 vom 2020-08-04",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007220.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2121-1 vom 2020-08-04",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007219.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2122-1 vom 2020-08-05",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007224.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2156-1 vom 2020-08-07",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007238.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-2323 vom 2020-08-12",
        "url": "https://lists.debian.org/debian-lts-announce/2020/debian-lts-announce-202008/msg00019.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-4463-1 vom 2020-08-18",
        "url": "https://usn.ubuntu.com/4463-1/"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-4465-1 vom 2020-08-19",
        "url": "https://ubuntu.com/security/notices/USN-4465-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-4485-1 vom 2020-09-02",
        "url": "https://usn.ubuntu.com/4485-1/"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-4483-1 vom 2020-09-02",
        "url": "https://usn.ubuntu.com/4483-1/"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2478-1 vom 2020-09-03",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-September/007345.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2487-1 vom 2020-09-04",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-September/007352.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-4526-1 vom 2020-09-22",
        "url": "https://ubuntu.com/security/notices/USN-4526-1"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-2420 vom 2020-10-31",
        "url": "https://lists.debian.org/debian-lts-announce/2020/debian-lts-announce-202010/msg00034.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-2420 vom 2020-10-30",
        "url": "https://lists.debian.org/debian-lts-announce/2020/debian-lts-announce-202010/msg00032.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASKERNEL-5.4-2022-014 vom 2022-01-31",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2022-014.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:2721-1 vom 2022-08-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-August/011828.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:2840-1 vom 2022-08-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-August/011942.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-02-15T23:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:32:59.728+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2022-0960",
      "initial_release_date": "2020-07-02T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2020-07-02T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2020-07-23T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-08-03T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-08-04T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-08-06T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-08-12T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2020-08-17T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2020-08-18T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2020-09-01T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2020-09-03T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-09-06T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-09-21T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2020-11-01T23:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2022-01-30T23:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2022-08-09T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-08-18T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-02-15T23:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von SUSE aufgenommen"
        }
      ],
      "status": "final",
      "version": "17"
    }
  },
  "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 \u003c= 5.7.6",
            "product": {
              "name": "Open Source Linux Kernel \u003c= 5.7.6",
              "product_id": "T016846",
              "product_identification_helper": {
                "cpe": "cpe:/o:linux:linux_kernel:5.7.6"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "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-2020-15393",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel aufgrund eines Speicherlecks in \"usbtest_disconnect\" in [drivers/usb/misc/usbtest.c]. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service Zustand herbeizuf\u00fchren."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "T000126",
          "398363"
        ],
        "last_affected": [
          "T016846"
        ]
      },
      "release_date": "2020-07-02T22:00:00.000+00:00",
      "title": "CVE-2020-15393"
    }
  ]
}


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