CVE-2016-9637

Published: Feb 17, 2017Modified: May 13, 2026

7.5

Vector

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

Exploitability: 0.8 / Impact: 6.0

Source: NVD

Description

The (1) ioport_read and (2) ioport_write functions in Xen, when qemu is used as a device model within Xen, might allow local x86 HVM guest OS administrators to gain qemu process privileges via vectors involving an out-of-range ioport access.

Affected (4)

Products: Citrix: Xenserver

Citrix

1 product

Xenserver

Configuration A

4 vulnerable

Vulnerable Software	Affected Versions
Citrix Xenserver	Version 6.0.2
Citrix Xenserver	Version 6.2.0 sp1
Citrix Xenserver	Version 6.5 sp1
Citrix Xenserver	Version 7.0

Related CWEs

CWE-264

References (14)

http://rhn.redhat.com/errata/RHSA-2016-2963.html

Source: cve@mitre.org

http://www.securityfocus.com/bid/94699

Source: cve@mitre.org

http://www.securitytracker.com/id/1037397

Source: cve@mitre.org

http://xenbits.xen.org/xsa/advisory-199.html

Source: cve@mitre.org

https://lists.debian.org/debian-lts-announce/2018/02/msg00005.html

Source: cve@mitre.org

https://security.gentoo.org/glsa/201612-56

Source: cve@mitre.org

https://support.citrix.com/article/CTX219136

Source: cve@mitre.org

http://rhn.redhat.com/errata/RHSA-2016-2963.html