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CVE-2021-34381

Estado: ModificadaAlta (7.8)—

Trusty TLK contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow on the size parameter of the tz_map_shared_mem function, which might lead to denial of service, information disclosure, or data tampering.

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-2021-34381",
  "cveTags": [],
  "metrics": {
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      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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        "type": "Secondary",
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          "baseSeverity": "MEDIUM",
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      {
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        "cvssData": {
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  "affected": [
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      "affectedData": [
        {
          "vendor": "NVIDIA",
          "product": "NVIDIA Jetson TX1",
          "versions": [
            {
              "status": "affected",
              "version": "All Jetson Linux versions prior to r32.5.1"
            }
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        }
      ]
    }
  ],
  "published": "2021-06-30T11:15:08.680",
  "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": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-190"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Trusty TLK contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow on the size parameter of the tz_map_shared_mem function, which might lead to denial of service, information disclosure, or data tampering."
    },
    {
      "lang": "es",
      "value": "Trusty TLK contiene una vulnerabilidad en la función del kernel NVIDIA TLK donde la falta de comprobaciones permite la explotación de un desbordamiento de enteros en el parámetro size de la función tz_map_shared_mem, lo que podría conllevar a una denegación de servicio, divulgación de información o manipulación de datos"
    }
  ],
  "lastModified": "2026-06-17T03:55:45.200",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
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  "sourceIdentifier": "psirt@nvidia.com"
}