CVE-2018-18883

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

An issue was discovered in Xen 4.9.x through 4.11.x, on Intel x86 platforms, allowing x86 HVM and PVH guests to cause a host OS denial of service (NULL pointer dereference) or possibly have unspecified other impact because nested VT-x is not properly restricted.

Metrics

CVSS 3.0 8.8/10CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-476

Affected software

No affected versions have been published.

Timeline

Published: Nov 1, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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