This script is Copyright (C) 2016-2017 Tenable Network Security, Inc.
The remote FreeBSD host is missing a security-related update.
The Xen Project reports :
LDTR, just like TR, is purely a protected mode facility. Hence even
when switching to a VM86 mode task, LDTR loading needs to follow
protected mode semantics. This was violated by the code.
On SVM (AMD hardware): a malicious unprivileged guest process can
escalate its privilege to that of the guest operating system.
On both SVM and VMX (Intel hardware): a malicious unprivileged guest
process can crash the guest.
See also :
Update the affected package.
Risk factor :
Medium / CVSS Base Score : 4.6