FreeBSD : xen-tools -- Unsanitised guest input in libxl device handling code (e2fca11b-4212-11e6-942d-bc5ff45d0f28)

This script is Copyright (C) 2016 Tenable Network Security, Inc.

Synopsis :

The remote FreeBSD host is missing a security-related update.

Description :

The Xen Project reports :

Various parts of libxl device-handling code inappropriately use
information from (partially) guest controlled areas of xenstore.

A malicious guest administrator can cause denial of service by
resource exhaustion.

A malicious guest administrator can confuse and/or deny service to
management facilities.

A malicious guest administrator of a guest configured with channel
devices may be able to escalate their privilege to that of the backend
domain (i.e., normally, to that of the host).

See also :

Solution :

Update the affected package.

Risk factor :

Medium / CVSS Base Score : 6.8

Family: FreeBSD Local Security Checks

Nessus Plugin ID: 91935 ()

Bugtraq ID:

CVE ID: CVE-2016-4962

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