CVE-2018-18883

Impact:
Moderate
Public Date:
2018-10-24
CWE:
CWE-250
Bugzilla:
1643116: CVE-2018-18883 xen: Nested VT-x usable even when disabled

The MITRE CVE dictionary describes this issue as:

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.

Find out more about CVE-2018-18883 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 4.5
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack Vector Local
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity Impact Low
Availability Impact Low

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 xen Not affected
Last Modified

CVE description copyright © 2017, The MITRE Corporation