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CVE-2021-38578

Estado: ModificadaCrítica (9.8)—

Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.

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 (2)

Insyde — KernelTianocore — Edk2

CWE

Referencias

JSON original (NVD)

Mostrar
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              "automatable": "no"
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          "version": "2.0.3",
          "timestamp": "2025-04-23T13:13:33.412696Z"
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      "value": "Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize."
    },
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      "value": "Unas comprobaciones existentes de CommBuffer en SmmEntryPoint no detectan el desbordamiento cuando es calculado BufferSize"
    }
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