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CVE-2018-16847

Estado: ModificadaAlta (7.8)—

An OOB heap buffer r/w access issue was found in the NVM Express Controller emulation in QEMU. It could occur in nvme_cmb_ops routines in nvme device. A guest user/process could use this flaw to crash the QEMU process resulting in DoS or potentially run arbitrary code with privileges of the QEMU process.

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)

Canonical — Ubuntu LinuxQemu — Qemu

CWE

Referencias

JSON original (NVD)

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      "value": "An OOB heap buffer r/w access issue was found in the NVM Express Controller emulation in QEMU. It could occur in nvme_cmb_ops routines in nvme device. A guest user/process could use this flaw to crash the QEMU process resulting in DoS or potentially run arbitrary code with privileges of the QEMU process."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado un problema de acceso fuera de límites al búfer de memoria dinámica (heap) r/w en la emulación NVM Express Controller en QEMU. Podría ocurrir en las rutinas nvme_cmb_ops en el dispositivo nvme. Un proceso/usuario invitado podría emplear este error para provocar el cierre inesperado del proceso QEMU, lo que resulta en una denegación de servicio (DoS) o en la potencial ejecución de código arbitrario con los privilegios del proceso QEMU."
    }
  ],
  "lastModified": "2026-06-17T01:44:54.060",
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