WID-SEC-W-2022-0222
Vulnerability from csaf_certbund
Published
2021-09-14 22:00
Modified
2023-09-27 22:00
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 Angriff durchzuführen.
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 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-2022-0222 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2022-0222.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-0222 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0222"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASMICROVM-KERNEL-4.14-2023-001 vom 2023-09-27",
        "url": "https://alas.aws.amazon.com/AL2/ALASMICROVM-KERNEL-4.14-2023-001.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2021-1719 vom 2021-11-04",
        "url": "https://alas.aws.amazon.com/AL2/ALAS-2021-1719.html"
      },
      {
        "category": "external",
        "summary": "OSS-Security Mailing Liste vom 2021-09-14",
        "url": "https://seclists.org/oss-sec/2021/q3/164"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3337-1 vom 2021-10-12",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-October/009568.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3386-1 vom 2021-10-12",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-October/009580.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3389-1 vom 2021-10-12",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-October/009581.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3388-1 vom 2021-10-12",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-October/009582.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3387-1 vom 2021-10-12",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-October/009583.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3339-1 vom 2021-10-12",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-October/009567.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3338-1 vom 2021-10-12",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-October/009565.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3415-1 vom 2021-10-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-October/009591.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3447-1 vom 2021-10-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-October/009597.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5140-1 vom 2021-11-11",
        "url": "https://ubuntu.com/security/notices/USN-5140-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5139-1 vom 2021-11-11",
        "url": "https://ubuntu.com/security/notices/USN-5139-1"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9564 vom 2021-11-23",
        "url": "https://linux.oracle.com/errata/ELSA-2021-9564.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9565 vom 2021-11-23",
        "url": "https://linux.oracle.com/errata/ELSA-2021-9565.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5163-1 vom 2021-12-01",
        "url": "https://ubuntu.com/security/notices/USN-5163-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5162-1 vom 2021-12-01",
        "url": "https://ubuntu.com/security/notices/USN-5162-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5161-1 vom 2021-12-01",
        "url": "https://ubuntu.com/security/notices/USN-5161-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5164-1 vom 2021-12-01",
        "url": "https://ubuntu.com/security/notices/USN-5164-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3876-1 vom 2021-12-02",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-December/009810.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3969-1 vom 2021-12-07",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-December/009871.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3972-1 vom 2021-12-08",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-December/009872.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASKERNEL-5.10-2022-007 vom 2022-01-31",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2022-007.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASKERNEL-5.4-2022-009 vom 2022-01-31",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2022-009.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2022-1988 vom 2022-05-17",
        "url": "https://linux.oracle.com/errata/ELSA-2022-1988.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-2941 vom 2022-03-09",
        "url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-5096 vom 2022-03-09",
        "url": "https://lists.debian.org/debian-security-announce/2022/msg00063.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:4956 vom 2022-06-09",
        "url": "https://access.redhat.com/errata/RHSA-2022:4956"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:1988 vom 2022-05-10",
        "url": "https://access.redhat.com/errata/RHSA-2022:1988"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:1975 vom 2022-05-10",
        "url": "https://access.redhat.com/errata/RHSA-2022:1975"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:5483 vom 2022-07-01",
        "url": "https://access.redhat.com/errata/RHSA-2022:5483"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2KERNEL-5.4-2022-029 vom 2022-07-21",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2022-029.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2KERNEL-5.4-2022-027 vom 2022-07-21",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2022-027.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2KERNEL-5.4-2022-031 vom 2022-07-21",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2022-031.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"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-09-27T22:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T16:47:21.523+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2022-0222",
      "initial_release_date": "2021-09-14T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2021-09-14T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2021-10-12T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-10-13T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-10-17T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-11-04T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2021-11-10T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2021-11-23T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2021-11-30T23:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2021-12-02T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-12-07T23:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-12-08T23:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-01-30T23:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2022-03-09T23:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2022-05-10T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-05-17T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2022-06-08T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-07-03T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-07-20T22:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2022-07-21T22:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2022-11-16T23:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-09-27T22:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von Amazon aufgenommen"
        }
      ],
      "status": "final",
      "version": "21"
    }
  },
  "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": "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": [
          {
            "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-2021-3744",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. In der \"ccp_run_aes_gcm_cmd()\" Funktion im \"ccp-ops\" crypto Treiber besteht ein Speicherleck. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "67646",
          "6368",
          "T000126",
          "398363",
          "T004914"
        ]
      },
      "release_date": "2021-09-14T22:00:00Z",
      "title": "CVE-2021-3744"
    }
  ]
}


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