{
  "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 seine Privilegien zu erh\u00f6hen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- UNIX",
        "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-2022-2068 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2022-2068.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-2068 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-2068"
      },
      {
        "category": "external",
        "summary": "Red Hat Bugzilla vom 2021-05-11",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1959514"
      },
      {
        "category": "external",
        "summary": "Red Hat Bugzilla vom 2021-05-11",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1959673"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1913-1 vom 2021-06-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/008973.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1912-1 vom 2021-06-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/008974.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1890-1 vom 2021-06-08",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/008947.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1887-1 vom 2021-06-08",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/008955.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1888-1 vom 2021-06-08",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/008950.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1889-1 vom 2021-06-08",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/008956.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1899-1 vom 2021-06-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/008965.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1891-1 vom 2021-06-08",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/008946.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1977-1 vom 2021-06-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/009018.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1975-1 vom 2021-06-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/009015.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:2057-1 vom 2021-06-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/009048.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:2027-1 vom 2021-06-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/009046.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:2020-1 vom 2021-06-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/009044.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:2067-1 vom 2021-06-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/009043.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5000-1 vom 2021-06-23",
        "url": "https://ubuntu.com/security/notices/USN-5000-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-4997-1 vom 2021-06-23",
        "url": "https://ubuntu.com/security/notices/USN-4997-1"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-2689 vom 2021-06-23",
        "url": "https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-2690 vom 2021-06-23",
        "url": "https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5001-1 vom 2021-06-23",
        "url": "https://ubuntu.com/security/notices/USN-5001-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5000-2 vom 2021-06-25",
        "url": "https://ubuntu.com/security/notices/USN-5000-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-4997-2 vom 2021-06-25",
        "url": "https://ubuntu.com/security/notices/USN-4997-2"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:2208-1 vom 2021-06-30",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/009103.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:2406-1 vom 2021-07-20",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-July/009166.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5016-1 vom 2021-07-21",
        "url": "https://ubuntu.com/security/notices/USN-5016-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5018-1 vom 2021-07-21",
        "url": "https://ubuntu.com/security/notices/USN-5018-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:2421-1 vom 2021-07-21",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-July/009183.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:2451-1 vom 2021-07-22",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-July/009203.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9404 vom 2021-08-10",
        "url": "http://linux.oracle.com/errata/ELSA-2021-9404.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9406 vom 2021-08-10",
        "url": "http://linux.oracle.com/errata/ELSA-2021-9406.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9453 vom 2021-09-21",
        "url": "https://linux.oracle.com/errata/ELSA-2021-9453.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-9452 vom 2021-09-21",
        "url": "https://linux.oracle.com/errata/ELSA-2021-9452.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:0243-1 vom 2022-01-31",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-January/010144.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:0234-1 vom 2022-01-31",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-January/010147.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:0255-1 vom 2022-02-01",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010158.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:0263-1 vom 2022-02-01",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010153.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:0291-1 vom 2022-02-02",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010172.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:0293-1 vom 2022-02-02",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010173.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:0296-1 vom 2022-02-02",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010167.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:0327-1 vom 2022-02-04",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010186.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5343-1 vom 2022-03-22",
        "url": "https://ubuntu.com/security/notices/USN-5343-1"
      },
      {
        "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": "SUSE Security Update SUSE-SU-2024:1454-1 vom 2024-04-26",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-April/018431.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:1643-1 vom 2024-05-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-May/018529.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:1648-1 vom 2024-05-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-May/018524.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:1648-2 vom 2024-05-21",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-May/018572.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:1870-1 vom 2024-05-30",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-May/018634.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Mehrere Schwachstellen erm\u00f6glichen Privilegieneskalation",
    "tracking": {
      "current_release_date": "2024-05-30T22:00:00.000+00:00",
      "generator": {
        "date": "2024-05-31T09:08:37.182+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2022-2068",
      "initial_release_date": "2021-05-11T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2021-05-11T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2021-06-08T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-06-09T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-06-15T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-06-20T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-06-22T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu und Debian aufgenommen"
        },
        {
          "date": "2021-06-27T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2021-06-30T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-07-20T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von SUSE und Ubuntu aufgenommen"
        },
        {
          "date": "2021-07-21T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-07-22T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-08-09T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2021-09-20T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2022-01-31T23:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-02-01T23:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-02-02T23:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-02-06T23:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-03-22T23:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-11-16T23:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2024-04-28T22:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-05-14T22:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-05-21T22:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-05-30T22:00:00.000+00:00",
          "number": "23",
          "summary": "Neue Updates von SUSE aufgenommen"
        }
      ],
      "status": "final",
      "version": "23"
    }
  },
  "product_tree": {
    "branches": [
      {
        "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-2021-23134",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. Der Fehler besteht in der Implementierung von nfc-Sockets in \"net/nfc/llcp_sock.c\" aufgrund eines Use-after-free-Fehlers. Ein lokaler, authentifizierter Angreifer kann diese Schwachstelle ausnutzen, um seine Privilegien zu erweitern."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "6368",
          "T000126",
          "T004914"
        ]
      },
      "release_date": "2021-05-11T22:00:00Z",
      "title": "CVE-2021-23134"
    },
    {
      "cve": "CVE-2021-32606",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. Der Fehler besteht in der Komponente isotp_setsockopt in \"net/can/isotp.c\" aufgrund eines Use-after-free-Fehlers. Ein lokaler, authentifizierter Angreifer kann diese Schwachstelle ausnutzen, um seine Privilegien zu erweitern."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "6368",
          "T000126",
          "T004914"
        ]
      },
      "release_date": "2021-05-11T22:00:00Z",
      "title": "CVE-2021-32606"
    }
  ]
}