GLSA-201604-03 : Xen: Multiple vulnerabilities (Venom)

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


Synopsis :

The remote Gentoo host is missing one or more security-related
patches.

Description :

The remote host is affected by the vulnerability described in GLSA-201604-03
(Xen: Multiple vulnerabilities)

Multiple vulnerabilities have been discovered in Xen. Please review the
CVE identifiers referenced below for details.

Impact :

A local attacker could possibly cause a Denial of Service condition or
obtain sensitive information.

Workaround :

There is no known workaround at this time.

See also :

https://security.gentoo.org/glsa/201604-03

Solution :

All Xen 4.5 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=app-emulation/xen-4.5.2-r5'
All Xen 4.6 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=app-emulation/xen-4.6.0-r9'
All Xen tools 4.5 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=app-emulation/xen-tools-4.5.2-r5'
All Xen tools 4.6 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=app-emulation/xen-tools-4.6.0-r9'
All Xen pvgrub users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=app-emulation/xen-pvgrub-4.6.0'

Risk factor :

High / CVSS Base Score : 7.8
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C)
Public Exploit Available : true