{
  "document": {
    "aggregate_severity": {
      "text": "niedrig"
    },
    "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 zu verursachen und seine Berechtigungen zu erweitern.",
        "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-2023-2950 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2950.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-2950 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-2950"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6652-1 vom 2024-02-23",
        "url": "https://ubuntu.com/security/notices/USN-6652-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6548-1 vom 2023-12-12",
        "url": "https://ubuntu.com/security/notices/USN-6548-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6548-4 vom 2024-01-09",
        "url": "https://ubuntu.com/security/notices/USN-6548-4"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6548-2 vom 2023-12-12",
        "url": "https://ubuntu.com/security/notices/USN-6548-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6626-2 vom 2024-02-14",
        "url": "https://ubuntu.com/security/notices/USN-6626-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6628-2 vom 2024-02-15",
        "url": "https://ubuntu.com/security/notices/USN-6628-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6548-5 vom 2024-01-10",
        "url": "https://ubuntu.com/security/notices/USN-6548-5"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4783-1 vom 2023-12-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-December/017320.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4811-1 vom 2023-12-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-December/017340.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6548-3 vom 2023-12-13",
        "url": "https://ubuntu.com/security/notices/USN-6548-3"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4782-1 vom 2023-12-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-December/017333.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4810-1 vom 2023-12-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-December/017341.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4731-1 vom 2023-12-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-December/017378.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4732-1 vom 2023-12-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-December/017376.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4730-1 vom 2023-12-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-December/017384.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4734-1 vom 2023-12-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-December/017379.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4733-1 vom 2023-12-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-December/017383.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6626-3 vom 2024-02-16",
        "url": "https://ubuntu.com/security/notices/USN-6626-3"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0344-1 vom 2024-02-05",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017861.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0348-1 vom 2024-02-05",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017867.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0331-1 vom 2024-02-05",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017863.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0389-1 vom 2024-02-07",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017880.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0358-1 vom 2024-02-06",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017871.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0352-1 vom 2024-02-06",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017872.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0378-1 vom 2024-02-06",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017873.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0351-1 vom 2024-02-06",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017869.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0395-1 vom 2024-02-07",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017877.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0414-1 vom 2024-02-07",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017885.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0409-1 vom 2024-02-07",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017883.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0421-1 vom 2024-02-07",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017887.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice LSN-0100-1 vom 2024-02-07",
        "url": "https://ubuntu.com/security/notices/LSN-0100-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0411-1 vom 2024-02-07",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017886.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6626-1 vom 2024-02-08",
        "url": "https://ubuntu.com/security/notices/USN-6626-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6624-1 vom 2024-02-07",
        "url": "https://ubuntu.com/security/notices/USN-6624-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0428-1 vom 2024-02-08",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017890.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6628-1 vom 2024-02-09",
        "url": "https://ubuntu.com/security/notices/USN-6628-1"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-fq9v-vwjc-pv76 vom 2023-11-16",
        "url": "https://github.com/advisories/GHSA-fq9v-vwjc-pv76"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice LSN-0102-1 vom 2024-04-03",
        "url": "https://ubuntu.com/security/notices/LSN-0102-1"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:2394 vom 2024-04-30",
        "url": "https://access.redhat.com/errata/RHSA-2024:2394"
      },
      {
        "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"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Privilegieneskalation oder DoS",
    "tracking": {
      "current_release_date": "2024-06-09T22:00:00.000+00:00",
      "generator": {
        "date": "2024-06-10T08:07:52.032+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-2950",
      "initial_release_date": "2023-11-16T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-11-16T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-12-11T23:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-12-12T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-12-13T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE und Ubuntu aufgenommen"
        },
        {
          "date": "2023-12-14T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-01-09T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-01-10T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-05T23:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-02-06T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-02-07T23:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von SUSE und Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-08T23:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-02-13T23:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-14T23:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-15T23:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-25T23:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-04-03T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-04-29T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-05-21T22:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-06-09T22:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von IBM aufgenommen"
        }
      ],
      "status": "final",
      "version": "19"
    }
  },
  "product_tree": {
    "branches": [
      {
        "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": "T006656",
              "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-2023-6176",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. Der Fehler besteht aufgrund einer Nullzeiger-Dereferenzierung in der API f\u00fcr die Scatterwalk-Funktionalit\u00e4t des kryptografischen Algorithmus. Ein lokaler Angreifer mit bestimmten Berechtigungen kann diese Schwachstelle ausnutzen, indem er ein b\u00f6sartiges Paket mit einer bestimmten Socketkonfiguration erstellt, um einen Denial-of-Service-Zustand zu verursachen und seine Berechtigungen zu erweitern."
        }
      ],
      "product_status": {
        "known_affected": [
          "T002207",
          "T006656",
          "67646",
          "T000126",
          "T021415"
        ]
      },
      "release_date": "2023-11-16T23:00:00Z",
      "title": "CVE-2023-6176"
    }
  ]
}