wid-sec-w-2023-1255
Vulnerability from csaf_certbund
Published
2023-05-18 22:00
Modified
2025-07-30 22:00
Summary
Linux Kernel (ksmbd): 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 entfernter, anonymer Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um einen Denial of Service-Zustand herbeizuführen, Informationen offenzulegen, Sicherheitsvorkehrungen zu umgehen, Privilegien zu erweitern und beliebigen Code auszuführen.
Betroffene Betriebssysteme
- Linux


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 entfernter, anonymer Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um einen Denial of Service-Zustand herbeizuf\u00fchren, Informationen offenzulegen, Sicherheitsvorkehrungen zu umgehen, Privilegien zu erweitern und beliebigen Code auszuf\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-2023-1255 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1255.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-1255 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1255"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-693/"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-694/"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-695/"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-696/"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-697/"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-698/"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-699/"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-700/"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-701/"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-702/"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-703/"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-704/"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-705/"
      },
      {
        "category": "external",
        "summary": "Zero Day Initiative vom 2023-05-17",
        "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-706/"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6173-1 vom 2023-06-16",
        "url": "https://ubuntu.com/security/notices/USN-6173-1"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-5448 vom 2023-07-06",
        "url": "https://www.debian.org/security/2023/dsa-5448"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6283-1 vom 2023-08-11",
        "url": "https://ubuntu.com/security/notices/USN-6283-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6300-1 vom 2023-08-17",
        "url": "https://ubuntu.com/security/notices/USN-6300-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6311-1 vom 2023-08-29",
        "url": "https://ubuntu.com/security/notices/USN-6311-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6332-1 vom 2023-09-01",
        "url": "https://ubuntu.com/security/notices/USN-6332-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6338-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6338-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6344-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6344-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6347-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6347-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6338-2 vom 2023-09-09",
        "url": "https://ubuntu.com/security/notices/USN-6338-2"
      },
      {
        "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-6628-1 vom 2024-02-09",
        "url": "https://ubuntu.com/security/notices/USN-6628-1"
      },
      {
        "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-6626-3 vom 2024-02-16",
        "url": "https://ubuntu.com/security/notices/USN-6626-3"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6705-1 vom 2024-03-20",
        "url": "https://ubuntu.com/security/notices/USN-6705-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6704-1 vom 2024-03-20",
        "url": "https://ubuntu.com/security/notices/USN-6704-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6704-2 vom 2024-03-21",
        "url": "https://ubuntu.com/security/notices/USN-6704-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6704-3 vom 2024-03-26",
        "url": "https://ubuntu.com/security/notices/USN-6704-3"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6704-4 vom 2024-03-28",
        "url": "https://ubuntu.com/security/notices/USN-6704-4"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6725-1 vom 2024-04-09",
        "url": "https://ubuntu.com/security/notices/USN-6725-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6725-2 vom 2024-04-16",
        "url": "https://ubuntu.com/security/notices/USN-6725-2"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel (ksmbd): Mehrere Schwachstellen",
    "tracking": {
      "current_release_date": "2025-07-30T22:00:00.000+00:00",
      "generator": {
        "date": "2025-07-31T07:59:34.545+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.4.0"
        }
      },
      "id": "WID-SEC-W-2023-1255",
      "initial_release_date": "2023-05-18T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-05-18T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-06-18T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-06-19T22:00:00.000+00:00",
          "number": "3",
          "summary": "Bereinigung doppelte Eintr\u00e4ge"
        },
        {
          "date": "2023-07-05T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-08-13T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-17T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-28T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-31T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-03T22:00:00.000+00:00",
          "number": "9",
          "summary": "doppelten Eintrag entfernt"
        },
        {
          "date": "2023-09-05T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-06T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-10T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-07T23:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-08T23:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-13T23:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-14T23:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-15T23:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-03-20T23:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-03-21T23:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-03-25T23:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-04-01T22:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-04-09T22:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-04-16T22:00:00.000+00:00",
          "number": "23",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2025-07-30T22:00:00.000+00:00",
          "number": "24",
          "summary": "Referenz(en) aufgenommen: EUVD-2023-34067"
        }
      ],
      "status": "final",
      "version": "24"
    }
  },
  "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": "T006656",
              "product_identification_helper": {
                "cpe": "cpe:/o:linux:linux_kernel:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "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-2023-2593",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-2593"
    },
    {
      "cve": "CVE-2023-32246",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-32246"
    },
    {
      "cve": "CVE-2023-32247",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-32247"
    },
    {
      "cve": "CVE-2023-32248",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-32248"
    },
    {
      "cve": "CVE-2023-32249",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-32249"
    },
    {
      "cve": "CVE-2023-32250",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-32250"
    },
    {
      "cve": "CVE-2023-32251",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-32251"
    },
    {
      "cve": "CVE-2023-32252",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-32252"
    },
    {
      "cve": "CVE-2023-32253",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-32253"
    },
    {
      "cve": "CVE-2023-32254",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-32254"
    },
    {
      "cve": "CVE-2023-32255",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-32255"
    },
    {
      "cve": "CVE-2023-32256",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-32256"
    },
    {
      "cve": "CVE-2023-32257",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-32257"
    },
    {
      "cve": "CVE-2023-32258",
      "product_status": {
        "known_affected": [
          "2951",
          "T006656",
          "T000126"
        ]
      },
      "release_date": "2023-05-18T22:00:00.000+00:00",
      "title": "CVE-2023-32258"
    }
  ]
}


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