CVE-2023-4211

Estado: AnalizadaMedia (5.5)⚠ Explotación activa

A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Puntuación base: 5.5

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 1.10%
Percentil entre todas las CVEs puntuadas: 64
Fecha de la puntuación: 5/10/2026

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).

CISA KEV — explotada activamente

Añadida al catálogo: 3/10/2023
Plazo de remediación: 24/10/2023
Uso conocido en ransomware: Unknown

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

ExplotaciónT1068 Exploitation for Privilege Escalationprivilege escalation85 %
Impacto principalT1005 Data from Local Systemcollection80 %

Vulnerabilidad de use-after-free (CWE-416) en drivers GPU de ARM, explotable localmente por usuario sin privilegios para acceder a memoria liberada (lectura de datos sensibles). Vector AV:L/PR:L sugiere escalada local.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Threat Intelligence Program Execution Prevention Application Isolation and Sandboxing Exploit Protection Update Software Data Loss Prevention

Tecnologías afectadas (4)

ARM — 5TH GEN GPU Architecture Kernel Driver ARM — Bifrost GPU Kernel Driver ARM — Midgard GPU Kernel Driver ARM — Valhall GPU Kernel Driver

CWE

CWE-416
CWE-416

Referencias

JSON original (NVD)

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      "value": "A local non-privileged user can make improper GPU memory processing operations  to gain access to already freed memory."
    },
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      "value": "Un usuario local sin privilegios puede realizar operaciones inadecuadas de procesamiento de la memoria de la GPU para obtener acceso a la memoria ya liberada."
    }
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  "lastModified": "2026-06-17T06:37:19.410",
  "cisaActionDue": "2023-10-24",
  "cisaExploitAdd": "2023-10-03",
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}