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CVE-2022-30774

Estado: ModificadaMedia (6.4)—

DMA attacks on the parameter buffer used by the PnpSmm driver could change the contents after parameter values have been checked but before they are used (a TOCTOU attack) DMA attacks on the parameter buffer used by the PnpSmm driver could change the contents after parameter values have been checked but before they are used (a TOCTOU attack) . This issue was discovered by Insyde engineering during a security review. This iss was fixed in Kernel 5.2: 05.27.29, Kernel 5.3: 05.36.25, Kernel 5.4: 05.44.25, Kernel 5.5: 05.52.25. CWE-367 https://www.insyde.com/security-pledge/SA-2022043

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)

Insyde — Kernel

CWE

Referencias

JSON original (NVD)

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              "automatable": "no"
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          "version": "2.0.3",
          "timestamp": "2025-04-30T19:12:39.035985Z"
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  "published": "2022-11-15T00:15:09.823",
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      "value": "DMA attacks on the parameter buffer used by the PnpSmm driver could change the contents after parameter values have been checked but before they are used (a TOCTOU attack) DMA attacks on the parameter buffer used by the PnpSmm driver could change the contents after parameter values have been checked but before they are used (a TOCTOU attack) . This issue was discovered by Insyde engineering during a security review. This iss was fixed in Kernel 5.2: 05.27.29, Kernel 5.3: 05.36.25, Kernel 5.4: 05.44.25, Kernel 5.5: 05.52.25. CWE-367 https://www.insyde.com/security-pledge/SA-2022043"
    },
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      "value": "Los ataques DMA al búfer de parámetros utilizado por el controlador PnpSmm podrían cambiar el contenido después de que se hayan verificado los valores de los parámetros, pero antes de que se utilicen (un ataque TOCTOU). Los ataques DMA al búfer de parámetros utilizado por el controlador PnpSmm podrían cambiar el contenido después de que se hayan verificado los valores de los parámetros han sido verificados pero antes de ser utilizados (un ataque TOCTOU). Este problema fue descubierto por la ingeniería de Insyde durante una revisión de seguridad. Este problema se solucionó en Kernel 5.2: 05.27.29, Kernel 5.3: 05.36.25, Kernel 5.4: 05.44.25, Kernel 5.5: 05.52.25. CWE-367 https://www.insyde.com/security-pledge/SA-2022043"
    }
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  "lastModified": "2026-06-17T04:44:16.320",
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