wid-sec-w-2022-0138
Vulnerability from csaf_certbund
Published
2022-01-13 23:00
Modified
2024-11-25 23:00
Summary
Linux Kernel: Schwachstelle ermöglicht Privilegieneskalation

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 seine Privilegien zu erhöhen.
Betroffene Betriebssysteme
- Linux - UNIX


To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "hoch"
    },
    "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 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-2022-0138 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-0138.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-0138 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0138"
      },
      {
        "category": "external",
        "summary": "Seclists.org Security Advisory vom 2022-01-14",
        "url": "https://seclists.org/oss-sec/2022/q1/38"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-5050 vom 2022-01-21",
        "url": "https://www.debian.org/security/2022/dsa-5050"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5278-1 vom 2022-02-09",
        "url": "https://ubuntu.com/security/notices/USN-5278-1"
      },
      {
        "category": "external",
        "summary": "Exploit auf Github vom 2022-06-07",
        "url": "https://github.com/tr3ee/CVE-2022-23222"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5337-1 vom 2022-03-22",
        "url": "https://ubuntu.com/security/notices/USN-5337-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5362-1 vom 2022-04-01",
        "url": "https://ubuntu.com/security/notices/USN-5362-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5368-1 vom 2022-04-06",
        "url": "https://ubuntu.com/security/notices/USN-5368-1"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASKERNEL-5.15-2022-001 vom 2022-06-10",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2022-001.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2022-2022-083 vom 2022-06-13",
        "url": "https://alas.aws.amazon.com/AL2022/ALAS-2022-083.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:2520-1 vom 2022-07-22",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-July/011616.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:2615-1 vom 2022-08-01",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-August/011728.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASKERNEL-5.15-2023-023 vom 2023-07-13",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2023-023.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:0724 vom 2024-02-07",
        "url": "https://access.redhat.com/errata/RHSA-2024:0724"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:2950 vom 2024-05-22",
        "url": "https://access.redhat.com/errata/RHSA-2024:2950"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:3138 vom 2024-05-22",
        "url": "https://access.redhat.com/errata/RHSA-2024:3138"
      },
      {
        "category": "external",
        "summary": "IBM Security Bulletin 7156774 vom 2024-06-07",
        "url": "https://www.ibm.com/support/pages/node/7156774"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:3483-1 vom 2024-09-29",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/2HO244EHQ65DPDJ2NOBAXLG7QYWSCUMA/"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:3483-1 vom 2024-09-29",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/2HO244EHQ65DPDJ2NOBAXLG7QYWSCUMA/"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:10262 vom 2024-11-26",
        "url": "https://access.redhat.com/errata/RHSA-2024:10262"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Privilegieneskalation",
    "tracking": {
      "current_release_date": "2024-11-25T23:00:00.000+00:00",
      "generator": {
        "date": "2024-11-26T09:24:49.248+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.8"
        }
      },
      "id": "WID-SEC-W-2022-0138",
      "initial_release_date": "2022-01-13T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2022-01-13T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2022-01-23T23:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2022-02-08T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-03-21T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-03-31T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-04-06T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-06-07T22:00:00.000+00:00",
          "number": "7",
          "summary": "Exploit aufgenommen"
        },
        {
          "date": "2022-06-09T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2022-06-13T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2022-07-21T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-08-01T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-13T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2024-02-07T23:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-05-21T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-06-09T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von IBM aufgenommen"
        },
        {
          "date": "2024-09-29T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-11-25T23:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Red Hat 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": "IBM QRadar SIEM",
            "product": {
              "name": "IBM QRadar SIEM",
              "product_id": "T021415",
              "product_identification_helper": {
                "cpe": "cpe:/a:ibm:qradar_siem:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "IBM"
      },
      {
        "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": "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-2022-23222",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. Der Fehler besteht, weil der \"bpf Verifier\" [kernel/bpf/verifier.c] mehrere \"*_OR_NULL\" Zeigertypen nicht richtig einschr\u00e4nkt. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um die \u00dcberpr\u00fcfung des Verifiers zu umgehen und seine Privilegien zu erweitern."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "67646",
          "6368",
          "T000126",
          "T021415",
          "398363"
        ]
      },
      "release_date": "2022-01-13T23:00:00.000+00:00",
      "title": "CVE-2022-23222"
    }
  ]
}


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