{
  "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": "GnuTLS (GNU Transport Layer Security Library) ist eine im Quelltext frei verf\u00fcgbare Bibliothek, die Secure Sockets Layer (SSL) und Transport Layer Security (TLS) implementiert.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann eine Schwachstelle in GnuTLS ausnutzen, um einen nicht n\u00e4her spezifizierten Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- Sonstiges\n- UNIX\n- Windows",
        "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-2025-2651 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-2651.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2025-2651 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-2651"
      },
      {
        "category": "external",
        "summary": "GnuTLS Advisories vom 2025-11-19",
        "url": "https://gnutls.org/security-new.html"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2025-45B1844342 vom 2025-11-21",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2025-45b1844342"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2025-B346087F6B vom 2025-11-23",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2025-b346087f6b"
      },
      {
        "category": "external",
        "summary": "openSUSE Security Update OPENSUSE-SU-2025:15765-1 vom 2025-11-26",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/3FTFZD76GDORCHNUTJYIXHAFTKQOENOT/"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:4272-1 vom 2025-11-27",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-November/023400.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:4271-1 vom 2025-11-27",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-November/023402.html"
      }
    ],
    "source_lang": "en-US",
    "title": "GnuTLS: Schwachstelle erm\u00f6glicht nicht spezifizierten Angriff",
    "tracking": {
      "current_release_date": "2025-11-27T23:00:00.000+00:00",
      "generator": {
        "date": "2025-11-28T06:34:36.013+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.5.0"
        }
      },
      "id": "WID-SEC-W-2025-2651",
      "initial_release_date": "2025-11-19T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2025-11-19T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2025-11-20T23:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2025-11-23T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2025-11-26T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von openSUSE aufgenommen"
        },
        {
          "date": "2025-11-27T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        }
      ],
      "status": "final",
      "version": "5"
    }
  },
  "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": "\u003c3.8.11",
                "product": {
                  "name": "Open Source GnuTLS \u003c3.8.11",
                  "product_id": "T048802"
                }
              },
              {
                "category": "product_version",
                "name": "3.8.11",
                "product": {
                  "name": "Open Source GnuTLS 3.8.11",
                  "product_id": "T048802-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:gnu:gnutls:3.8.11"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "GnuTLS"
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "SUSE Linux",
            "product": {
              "name": "SUSE Linux",
              "product_id": "T002207",
              "product_identification_helper": {
                "cpe": "cpe:/o:suse:suse_linux:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "SUSE openSUSE",
            "product": {
              "name": "SUSE openSUSE",
              "product_id": "T027843",
              "product_identification_helper": {
                "cpe": "cpe:/o:suse:opensuse:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-9820",
      "product_status": {
        "known_affected": [
          "T048802",
          "T002207",
          "T027843",
          "74185"
        ]
      },
      "release_date": "2025-11-19T23:00:00.000+00:00",
      "title": "CVE-2025-9820"
    }
  ]
}