{
  "id": "CVE-2024-36477",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-06-21T12:15:11.040",
  "lastModified": "2024-11-21T09:22:15.493",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntpm_tis_spi: Account for SPI header when allocating TPM SPI xfer buffer\n\nThe TPM SPI transfer mechanism uses MAX_SPI_FRAMESIZE for computing the\nmaximum transfer length and the size of the transfer buffer. As such, it\ndoes not account for the 4 bytes of header that prepends the SPI data\nframe. This can result in out-of-bounds accesses and was confirmed with\nKASAN.\n\nIntroduce SPI_HDRSIZE to account for the header and use to allocate the\ntransfer buffer."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: tpm_tis_spi: Cuenta para el encabezado SPI al asignar el b\u00fafer de transferencia TPM SPI El mecanismo de transferencia TPM SPI utiliza MAX_SPI_FRAMESIZE para calcular la longitud m\u00e1xima de transferencia y el tama\u00f1o del b\u00fafer de transferencia. Como tal, no tiene en cuenta los 4 bytes del encabezado que antepone el marco de datos SPI. Esto puede resultar en accesos fuera de los l\u00edmites y fue confirmado con KASAN. Introduzca SPI_HDRSIZE para tener en cuenta el encabezado y util\u00edcelo para asignar el b\u00fafer de transferencia."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
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    }
  ],
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