What is the severity of CVE-2016-9383?

CVE-2016-9383 has a high severity rating due to its potential to allow local x86 guest OS users to execute arbitrary code on the host.

How do I fix CVE-2016-9383?

To fix CVE-2016-9383, you should upgrade to a patched version of Xen or Citrix XenServer that addresses this vulnerability.

Which systems are affected by CVE-2016-9383?

CVE-2016-9383 affects Xen and multiple versions of Citrix XenServer, including 6.0.2, 6.2.0, 6.5, and 7.0.

What are the potential impacts of CVE-2016-9383?

The impacts of CVE-2016-9383 include the ability to modify arbitrary memory, loss of sensitive information, denial of service, or execution of arbitrary code on the host.

Who is the vendor for CVE-2016-9383?

The vendor for CVE-2016-9383 is Citrix, which develops XenServer and related technologies.

Vulnerability/
CVE-2016-9383

high

8.8

CWE

23/1/2017

6/8/2024

CVE-2016-9383: Input Validation

First published: Mon Jan 23 2017(Updated: )

Xen, when running on a 64-bit hypervisor, allows local x86 guest OS users to modify arbitrary memory and consequently obtain sensitive information, cause a denial of service (host crash), or execute arbitrary code on the host by leveraging broken emulation of bit test instructions.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Xen XAPI
XenServer	=6.0.2
XenServer	=6.2.0
XenServer	=6.5
XenServer	=7.0

Remedy

http://xenbits.xen.org/xsa/advisory-195.html

Remedy

https://support.citrix.com/article/CTX218775

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2016-9383?
CVE-2016-9383 has a high severity rating due to its potential to allow local x86 guest OS users to execute arbitrary code on the host.
How do I fix CVE-2016-9383?
To fix CVE-2016-9383, you should upgrade to a patched version of Xen or Citrix XenServer that addresses this vulnerability.
Which systems are affected by CVE-2016-9383?
CVE-2016-9383 affects Xen and multiple versions of Citrix XenServer, including 6.0.2, 6.2.0, 6.5, and 7.0.
What are the potential impacts of CVE-2016-9383?
The impacts of CVE-2016-9383 include the ability to modify arbitrary memory, loss of sensitive information, denial of service, or execution of arbitrary code on the host.
Who is the vendor for CVE-2016-9383?
The vendor for CVE-2016-9383 is Citrix, which develops XenServer and related technologies.

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vendor/xen
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vendor/citrix
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version/xenserver/6.0.2
version/xenserver/6.2.0
version/xenserver/6.5
version/xenserver/7.0

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