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CVE-2015-3290

Estado: ModificadaAlta (7.2)—Exploit
Gravedad7.2Alta · CVSS 2.0
Probabilidad de explotación1.10 %mayor que el 65 % de las CVE
Explotación activaNono figura en el catálogo de CISA
Exploit públicoDisponiblePublicado en Exploit-DB

Vulnerabilidad en arch/x86/entry/entry_64.S en el kernel de Linux en versiones anteriores a 4.1.6 en la plataforma x86_64, confía indebidamente en espfix64 durante el procesamiento anidado de NMI, lo que permite a usuarios locales obtener privilegios al desencadenar una NMI dentro de una cierta ventana de instrucción.

CVSS

Puntuación base
7.2
Versión
2.0
Vector
AV:L/AC:L/Au:N/C:C/I:C/A:C

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días
1.10 %
Percentil entre todas las CVEs puntuadas
65
Fecha de la puntuación
20/10/2026

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).

Exploits públicos

Hay código de explotación o plantillas de detección públicos. No es lo mismo que explotación activa confirmada (KEV), pero aumenta el riesgo: parchee con prioridad.

Tecnologías afectadas (1)

Linux — Linux Kernel

CWE

Referencias

Mostrar las 30 referencias

JSON original (NVD)

Mostrar
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-264"
        }
      ]
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "arch/x86/entry/entry_64.S in the Linux kernel before 4.1.6 on the x86_64 platform improperly relies on espfix64 during nested NMI processing, which allows local users to gain privileges by triggering an NMI within a certain instruction window."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad en arch/x86/entry/entry_64.S en el kernel de Linux en versiones anteriores a 4.1.6 en la plataforma x86_64, confía indebidamente en espfix64 durante el procesamiento anidado de NMI, lo que permite a usuarios locales obtener privilegios al desencadenar una NMI dentro de una cierta ventana de instrucción."
    }
  ],
  "lastModified": "2026-06-17T00:25:40.780",
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