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Status published
High
CVE-2016-9637
The (1) ioport_read and (2) ioport_write functions in Xen, when...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.securityfocus.com/bid/94699
- https://security.gentoo.org/glsa/201612-56
- https://support.citrix.com/article/CTX219136
- https://lists.debian.org/debian-lts-announce/2018/02/msg00005.html
- http://xenbits.xen.org/xsa/advisory-199.html
- http://www.securitytracker.com/id/1037397
- http://rhn.redhat.com/errata/RHSA-2016-2963.html
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Affected Vendor
citrix
View all reports →Affected Software
xenserver
Vulnerable Versions:
6.0.2, 6.2.0, 6.5, 7.0
Timeline
Official Publish:
February 16th, 2017
Last Modified:
August 6th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.