wid-sec-w-2024-0814
Vulnerability from csaf_certbund
Published
2024-04-08 22:00
Modified
2024-07-23 22:00
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 im 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 im 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-2024-0814 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2024/wid-sec-w-2024-0814.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2024-0814 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2024-0814"
      },
      {
        "category": "external",
        "summary": "Linux Kernel CVE Announcements vom 2024-04-08",
        "url": "https://lore.kernel.org/linux-cve-announce/2024040822-CVE-2024-26811-f7f5@gregkh/T/"
      },
      {
        "category": "external",
        "summary": "Red Hat Bugtracker vom 2024-04-08",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2273967"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2024-6D35739DB7 vom 2024-04-10",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2024-6d35739db7"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2024-33A9EA72D1 vom 2024-04-10",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2024-33a9ea72d1"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2024-A56A47EF1B vom 2024-04-10",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2024-a56a47ef1b"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6893-1 vom 2024-07-11",
        "url": "https://ubuntu.com/security/notices/USN-6893-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6898-1 vom 2024-07-15",
        "url": "https://ubuntu.com/security/notices/USN-6898-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6893-2 vom 2024-07-16",
        "url": "https://ubuntu.com/security/notices/USN-6893-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6898-2 vom 2024-07-17",
        "url": "https://ubuntu.com/security/notices/USN-6898-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6898-3 vom 2024-07-19",
        "url": "https://ubuntu.com/security/notices/USN-6898-3"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6898-4 vom 2024-07-23",
        "url": "https://ubuntu.com/security/notices/USN-6898-4"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6893-3 vom 2024-07-23",
        "url": "https://ubuntu.com/security/notices/USN-6893-3"
      },
      {
        "category": "external",
        "summary": "SEM 2024.2.1 release notes vom 2024-07-23",
        "url": "https://documentation.solarwinds.com/en/success_center/sem/content/release_notes/sem_2024-2-1_release_notes.htm"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2024-07-23T22:00:00.000+00:00",
      "generator": {
        "date": "2024-07-24T09:09:09.238+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2024-0814",
      "initial_release_date": "2024-04-08T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2024-04-08T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2024-04-10T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2024-07-11T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-07-15T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-07-17T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-07-18T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-07-22T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-07-23T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates aufgenommen"
        }
      ],
      "status": "final",
      "version": "8"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Fedora Linux",
            "product": {
              "name": "Fedora Linux",
              "product_id": "74185",
              "product_identification_helper": {
                "cpe": "cpe:/o:fedoraproject:fedora:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Fedora"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c6.9-rc3",
                "product": {
                  "name": "Open Source Linux Kernel \u003c6.9-rc3",
                  "product_id": "T033950",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:linux:linux_kernel:6.9-rc3"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Linux Kernel"
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c2024.2",
                "product": {
                  "name": "SolarWinds Security Event Manager \u003c2024.2",
                  "product_id": "T034244",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:solarwinds:security_event_manager:2024.2"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Security Event Manager"
          }
        ],
        "category": "vendor",
        "name": "SolarWinds"
      },
      {
        "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-2024-26811",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle im Linux-Kernel. Dieser Fehler besteht in der ksmbd-Komponente aufgrund einer unsachgem\u00e4\u00dfen Validierung der Payload-Gr\u00f6\u00dfe von ipc-Antworten, was zu einem Speicher\u00fcberlauf oder einem Slab-out-of-bounds f\u00fchrt. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T000126",
          "74185",
          "T034244"
        ]
      },
      "release_date": "2024-04-08T22:00:00Z",
      "title": "CVE-2024-26811"
    }
  ]
}


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