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CVE-2021-34382

Estado: ModificadaAlta (7.8)—

Trusty TLK contains a vulnerability in the NVIDIA TLK kernel’s tz_map_shared_mem function where an integer overflow on the size parameter causes the request buffer and the logging buffer to overflow, allowing writes to arbitrary addresses within the kernel.

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 — Jetson Linux

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-34382",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
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          "vendor": "NVIDIA",
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  "published": "2021-06-30T11:15:08.740",
  "references": [
    {
      "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5205",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@nvidia.com"
    },
    {
      "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5205",
      "tags": [
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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": [
        {
          "lang": "en",
          "value": "CWE-190"
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    {
      "lang": "en",
      "value": "Trusty TLK contains a vulnerability in the NVIDIA TLK kernel’s tz_map_shared_mem function where an integer overflow on the size parameter causes the request buffer and the logging buffer to overflow, allowing writes to arbitrary addresses within the kernel."
    },
    {
      "lang": "es",
      "value": "Trusty TLK contiene una vulnerabilidad en la función tz_map_shared_mem del kernel de NVIDIA TLK en la que un desbordamiento de enteros en el parámetro size causa que el búfer de petición y búfer del registro se desborden, permitiendo escribir en direcciones arbitrarias dentro del kernel"
    }
  ],
  "lastModified": "2026-06-17T03:55:45.303",
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