fkie_cve-2025-47712
Vulnerability from fkie_nvd
Published
2025-06-09 06:15
Modified
2025-07-29 19:15
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Summary
A flaw exists in the nbdkit "blocksize" filter that can be triggered by a specific type of client request. When a client requests block status information for a very large data range, exceeding a certain limit, it causes an internal error in the nbdkit, leading to a denial of service.
References
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2025-47712
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2365724
secalert@redhat.comhttps://lists.libguestfs.org/archives/list/guestfs@lists.libguestfs.org/thread/67E7AASHHADIY7VAD3FFW2I67LTWVWYF/
Impacted products
Vendor Product Version


To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw exists in the nbdkit \"blocksize\" filter that can be triggered by a specific type of client request. When a client requests block status information for a very large data range, exceeding a certain limit, it causes an internal error in the nbdkit, leading to a denial of service."
    },
    {
      "lang": "es",
      "value": "Existe una falla en el filtro \"blocksize\" de nbdkit que puede activarse con un tipo espec\u00edfico de solicitud de cliente. Cuando un cliente solicita informaci\u00f3n sobre el estado del bloque para un rango de datos muy grande, superando cierto l\u00edmite, se produce un error interno en nbdkit, lo que provoca una denegaci\u00f3n de servicio."
    }
  ],
  "id": "CVE-2025-47712",
  "lastModified": "2025-07-29T19:15:46.203",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "secalert@redhat.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-06-09T06:15:25.537",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/security/cve/CVE-2025-47712"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2365724"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://lists.libguestfs.org/archives/list/guestfs@lists.libguestfs.org/thread/67E7AASHHADIY7VAD3FFW2I67LTWVWYF/"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Undergoing Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-190"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    }
  ]
}


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