FKIE_CVE-2021-34380

Vulnerability from fkie_nvd - Published: 2021-06-30 11:15 - Updated: 2026-06-17 03:55
Severity
7.0 (High) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Bootloader contains a vulnerability in NVIDIA MB2 where potential heap overflow might cause corruption of the heap metadata, which might lead to arbitrary code execution, denial of service, and information disclosure during secure boot.
References
psirt@nvidia.comhttps://nvidia.custhelp.com/app/answers/detail/a_id/5205Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://nvidia.custhelp.com/app/answers/detail/a_id/5205Vendor Advisory
Impacted products
Vendor Product Version
nvidia jetson_linux *
nvidia jetson_agx_xavier_16gb -
nvidia jetson_agx_xavier_32gb -
nvidia jetson_agx_xavier_8gb -
nvidia jetson_tx2 -
nvidia jetson_tx2_4gb -
nvidia jetson_tx2_nx -
nvidia jetson_tx2i -
nvidia jetson_xavier_nx -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "NVIDIA Jetson TX1, TX2 series, TX2 NX, AGX Xavier series, Xavier NX, Nano and Nano 2GB",
          "vendor": "NVIDIA",
          "versions": [
            {
              "status": "affected",
              "version": "All Jetson Linux versions prior to r32.5.1"
            }
          ]
        }
      ],
      "source": "psirt@nvidia.com"
    }
  ],
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              "matchCriteriaId": "E8941F71-0292-414E-AEA5-DD55EA3C2009",
              "versionEndExcluding": "32.5.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
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              "vulnerable": false
            },
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          ],
          "negate": false,
          "operator": "OR"
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      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Bootloader contains a vulnerability in NVIDIA MB2 where potential heap overflow might cause corruption of the heap metadata, which might lead to arbitrary code execution, denial of service, and information disclosure during secure boot."
    },
    {
      "lang": "es",
      "value": "El cargador de arranque contiene una vulnerabilidad en NVIDIA MB2 en la que un posible desbordamiento de la pila podr\u00eda causar una corrupci\u00f3n de los metadatos de la pila, lo que podr\u00eda conllevar a una ejecuci\u00f3n de c\u00f3digo arbitraria, denegaci\u00f3n de servicio y una divulgaci\u00f3n de informaci\u00f3n durante el arranque seguro"
    }
  ],
  "id": "CVE-2021-34380",
  "lastModified": "2026-06-17T03:55:45.087",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.6,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.0,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.0,
        "impactScore": 5.9,
        "source": "psirt@nvidia.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-06-30T11:15:08.617",
  "references": [
    {
      "source": "psirt@nvidia.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5205"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5205"
    }
  ],
  "sourceIdentifier": "psirt@nvidia.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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