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CVE-2021-34405

Estado: ModificadaMedia (5.5)—

NVIDIA Linux distributions contain a vulnerability in TrustZone’s TEE_Malloc function, where an unchecked return value causing a null pointer dereference may lead to 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 — Shield Experience

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-34405",
  "cveTags": [],
  "metrics": {
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        "source": "nvd@nist.gov",
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          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "NONE"
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        "acInsufInfo": false,
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        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
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          "vendor": "NVIDIA",
          "product": "SHIELD TV",
          "versions": [
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  "published": "2022-01-18T18:15:08.110",
  "references": [
    {
      "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5259",
      "tags": [
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      ],
      "source": "psirt@nvidia.com"
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    {
      "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5259",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-252"
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    {
      "lang": "en",
      "value": "NVIDIA Linux distributions contain a vulnerability in TrustZone’s TEE_Malloc function, where an unchecked return value causing a null pointer dereference may lead to denial of service."
    },
    {
      "lang": "es",
      "value": "Las distribuciones Linux de NVIDIA contienen una vulnerabilidad en la función TEE_Malloc de TrustZone, en la que un valor de retorno no comprobado que causa una desreferencia de puntero null puede conllevar a una denegación de servicio"
    }
  ],
  "lastModified": "2026-06-17T03:55:47.860",
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