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CVE-2021-35266

Estado: ModificadaAlta (7.8)—

In NTFS-3G versions < 2021.8.22, when a specially crafted NTFS inode pathname is supplied in an NTFS image a heap buffer overflow can occur resulting in memory disclosure, denial of service and even code execution.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (3)

Debian — Debian LinuxFedoraproject — FedoraTuxera — Ntfs-3g

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-35266",
  "cveTags": [],
  "metrics": {
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 6.9,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
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        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.4,
        "obtainUserPrivilege": false,
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        "userInteractionRequired": false
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  "affected": [
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      "affectedData": [
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  "published": "2021-09-07T15:15:07.707",
  "references": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "CWE-787"
        }
      ]
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  ],
  "descriptions": [
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      "lang": "en",
      "value": "In NTFS-3G versions < 2021.8.22, when a specially crafted NTFS inode pathname is supplied in an NTFS image a heap buffer overflow can occur resulting in memory disclosure, denial of service and even code execution."
    },
    {
      "lang": "es",
      "value": "En NTFS-3G versiones anteriores a 2021.8.22, cuando se suministra un nombre de ruta de inodo NTFS especialmente diseñado en una imagen NTFS, puede ocurrir un desbordamiento del búfer de la pila, resultando en una divulgación de memoria, una denegación de servicio e incluso una ejecución de código"
    }
  ],
  "lastModified": "2026-07-09T01:16:55.790",
  "configurations": [
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}