wid-sec-w-2022-0239
Vulnerability from csaf_certbund
Published
2022-04-07 22:00
Modified
2023-05-18 22:00
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 seine Privilegien zu erhöhen, einen Denial of Service Zustan herbeizuführen 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 seine Privilegien zu erh\u00f6hen, einen Denial of Service Zustan herbeizuf\u00fchren 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-2022-0239 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-0239.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-0239 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0239"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2232-1 vom 2023-05-17",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-May/014918.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:1848-1 vom 2023-04-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-April/014466.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6001-1 vom 2023-04-06",
        "url": "https://ubuntu.com/security/notices/USN-6001-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0852-1 vom 2023-03-21",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-March/014114.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0768-1 vom 2023-03-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-March/014072.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0747-1 vom 2023-03-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-March/014045.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0634-1 vom 2023-03-07",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-March/013982.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": "Red Hat Security Advisory RHSA-2022:4956 vom 2022-06-09",
        "url": "https://access.redhat.com/errata/RHSA-2022:4956"
      },
      {
        "category": "external",
        "summary": "NIST Database vom 2022-04-07",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-4202"
      },
      {
        "category": "external",
        "summary": "NIST Database vom 2022-04-07",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-4203"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2022-9348 vom 2022-05-03",
        "url": "https://linux.oracle.com/errata/ELSA-2022-9348.html"
      },
      {
        "category": "external",
        "summary": "ORACLE OVMSA-2022-0014 vom 2022-05-04",
        "url": "https://oss.oracle.com/pipermail/oraclevm-errata/2022-May/001052.html"
      },
      {
        "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-2022:1988 vom 2022-05-10",
        "url": "https://access.redhat.com/errata/RHSA-2022:1988"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5500-1 vom 2022-07-01",
        "url": "https://ubuntu.com/security/notices/USN-5500-1"
      },
      {
        "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": "Ubuntu Security Notice USN-5505-1 vom 2022-07-07",
        "url": "https://ubuntu.com/security/notices/USN-5505-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5513-1 vom 2022-07-13",
        "url": "https://ubuntu.com/security/notices/USN-5513-1"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:5633 vom 2022-07-20",
        "url": "https://access.redhat.com/errata/RHSA-2022:5633"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:5626 vom 2022-07-20",
        "url": "https://access.redhat.com/errata/RHSA-2022:5626"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3265-1 vom 2022-09-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-September/012231.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3264-1 vom 2022-09-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-September/012229.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3274-1 vom 2022-09-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-September/012234.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3282-1 vom 2022-09-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-September/012250.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3291-1 vom 2022-09-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-September/012271.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3408-1 vom 2022-09-27",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-September/012386.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3422-1 vom 2022-09-27",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-September/012397.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3450-1 vom 2022-09-28",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-September/012439.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-2022:3809-1 vom 2022-10-31",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-October/012771.html"
      },
      {
        "category": "external",
        "summary": "NetApp Security Advisory NTAP-20221111-0003 vom 2022-11-11",
        "url": "https://security.netapp.com/advisory/ntap-20221111-0003/"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Mehrere Schwachstellen",
    "tracking": {
      "current_release_date": "2023-05-18T22:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T16:47:30.523+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2022-0239",
      "initial_release_date": "2022-04-07T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2022-04-07T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2022-05-03T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2022-05-04T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von ORACLE aufgenommen"
        },
        {
          "date": "2022-05-10T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-05-17T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2022-06-08T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-07-03T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Ubuntu und Red Hat aufgenommen"
        },
        {
          "date": "2022-07-06T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-07-13T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-07-19T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-09-14T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-09-15T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-09-18T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-09-26T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-09-27T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-09-28T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-10-18T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-10-31T23:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-11-10T23:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von NetApp aufgenommen"
        },
        {
          "date": "2023-03-07T23:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-03-15T23:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-03-16T23:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-03-21T23:00:00.000+00:00",
          "number": "23",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-04-05T22:00:00.000+00:00",
          "number": "24",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-04-16T22:00:00.000+00:00",
          "number": "25",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-05-18T22:00:00.000+00:00",
          "number": "26",
          "summary": "Neue Updates von SUSE aufgenommen"
        }
      ],
      "status": "final",
      "version": "26"
    }
  },
  "product_tree": {
    "branches": [
      {
        "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": [
          {
            "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-2021-4202",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. Ein Use-after-Free-Fehler besteht in \"nci_request in net/nfc/nci/core.c\". In Folge ist eine Privilegieneskalation m\u00f6glich. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um seine Privilegien zu erweitern."
        }
      ],
      "product_status": {
        "known_affected": [
          "T002207",
          "67646",
          "6368",
          "T000126",
          "658714",
          "T004914"
        ]
      },
      "release_date": "2022-04-07T22:00:00Z",
      "title": "CVE-2021-4202"
    },
    {
      "cve": "CVE-2021-4203",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. Ein Use-after-Free-Fehler besteht in \"sock_getsockopt() in net/core/sock.c\", aufgrund einer Race-Condition. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service Zustand herbeizuf\u00fchren oder Informationen offenzulegen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T002207",
          "67646",
          "6368",
          "T000126",
          "658714",
          "T004914"
        ]
      },
      "release_date": "2022-04-07T22:00:00Z",
      "title": "CVE-2021-4203"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.