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CVE-2024-21949

Estado: AnalizadaMedia (5.5)—

Improper validation of user input in the NPU driver could allow an attacker to provide a buffer with unexpected size, potentially leading to system crash.

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)

AMD — Ryzen AI Software

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2024-21949",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-21949",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-11-14T18:31:32.695810Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "psirt@amd.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
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        "exploitabilityScore": 1.8
      }
    ]
  },
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    {
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          "vendor": "AMD",
          "product": "AMD Ryzen™ AI Software",
          "versions": [
            {
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              "versionType": "software"
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          "versions": [
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              "version": "0",
              "lessThan": "1.2",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2024-11-12T18:15:18.813",
  "references": [
    {
      "url": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7017.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@amd.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@amd.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
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      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper validation of user input in the NPU driver could allow an attacker to provide a buffer with unexpected size, potentially leading to system crash."
    },
    {
      "lang": "es",
      "value": "La validación incorrecta de la entrada del usuario en el controlador NPU podría permitir que un atacante proporcione un búfer con un tamaño inesperado, lo que podría provocar un bloqueo del sistema."
    }
  ],
  "lastModified": "2026-06-17T07:10:26.760",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
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              "versionEndExcluding": "1.2"
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          "operator": "OR"
        }
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  ],
  "sourceIdentifier": "psirt@amd.com"
}