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CVE-2021-1091

Estado: ModificadaAlta (7.1)—

NVIDIA GPU Display driver for Windows contains a vulnerability where an unprivileged user can create a file hard link that causes the driver to overwrite a file that requires elevated privilege to modify, which could lead to data loss or denial of service.

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 (1)

Nvidia — GPU Display Driver

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-1091",
  "cveTags": [],
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          "vectorString": "AV:L/AC:L/Au:N/C:N/I:P/A:P",
          "authentication": "NONE",
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        "obtainAllPrivilege": false,
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          "versions": [
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              "version": "All GPU Driver versions"
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  "published": "2021-07-22T05:15:07.770",
  "references": [
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      "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5211",
      "tags": [
        "Patch",
        "Vendor Advisory"
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    },
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      "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5211",
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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-59"
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  "descriptions": [
    {
      "lang": "en",
      "value": "NVIDIA GPU Display driver for Windows contains a vulnerability where an unprivileged user can create a file hard link that causes the driver to overwrite a file that requires elevated privilege to modify, which could lead to data loss or denial of service."
    },
    {
      "lang": "es",
      "value": "Un controlador de pantalla de la GPU NVIDIA para Windows, contiene una vulnerabilidad por la que un usuario sin privilegios puede crear un hard link de archivos que haga que el controlador sobrescriba un archivo que requiera privilegios elevados para modificarlo, lo que podría conllevar a una pérdida de datos o una denegación de servicio"
    }
  ],
  "lastModified": "2026-06-17T03:30:56.660",
  "configurations": [
    {
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