WID-SEC-W-2023-0738
Vulnerability from csaf_certbund
Published
2023-03-23 23:00
Modified
2023-11-07 23:00
Summary
Linux Kernel: Schwachstelle ermöglicht Denial of Service

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 in Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuführen.
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 eine Schwachstelle in Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuf\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-2023-0738 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-0738.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-0738 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-0738"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:6583 vom 2023-11-07",
        "url": "https://access.redhat.com/errata/RHSA-2023:6583"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2892-1 vom 2023-07-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015533.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2871-1 vom 2023-07-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015524.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2859-1 vom 2023-07-17",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015512.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2830-1 vom 2023-07-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015491.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2834-1 vom 2023-07-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015496.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2831-1 vom 2023-07-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015492.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2822-1 vom 2023-07-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015490.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2820-1 vom 2023-07-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015477.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2810-1 vom 2023-07-12",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015472.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2808-1 vom 2023-07-11",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015471.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2809-1 vom 2023-07-11",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015470.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2805-1 vom 2023-07-11",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015468.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2804-1 vom 2023-07-10",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015467.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2782-1 vom 2023-07-04",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015410.html"
      },
      {
        "category": "external",
        "summary": "NIST Database vom 2023-03-23",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-1249"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-11-07T23:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T17:20:25.252+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-0738",
      "initial_release_date": "2023-03-23T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-03-23T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-07-04T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-10T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-11T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-12T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-13T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-16T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-17T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-18T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-19T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-11-07T23:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Red Hat aufgenommen"
        }
      ],
      "status": "final",
      "version": "11"
    }
  },
  "product_tree": {
    "branches": [
      {
        "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"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-1249",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. Diese ist auf einen Use-after-Free-Fehler im \"core dump subsystem\" zur\u00fcckzuf\u00fchren. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service Zustand herbeizuf\u00fchren."
        }
      ],
      "product_status": {
        "known_affected": [
          "T002207",
          "67646",
          "6368"
        ]
      },
      "release_date": "2023-03-23T23:00:00Z",
      "title": "CVE-2023-1249"
    }
  ]
}


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