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SVG:Advisory-SVG-CVE-2016-9379
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Advisory-SVG-CVE-2016-9379
Title: EGI SVG Advisory [TLP:WHITE] 'HIGH' risk Xen vulnerability CVE-2016-9379,
CVE-2016-9380, CVE-2016-9383 [EGI-SVG-CVE-2016-9379]
Date: 2016-12-06
Updated:
Affected software and risk
==========================
HIGH risk vulnerabilities concerning Xen which may lead to privilege escalation.
Package : XEN
CVE ID : CVE-2016-9379, CVE-2016-9380, CVE-2016-9383
Bug ID :
Xen has released various advisories [R 1]. Of these advisories XSA 195 (concerning CVE-2016-9383)
and XSA 198 (concerning CVE-2016-9379 and CVE-2016-9380) are rated 'HIGH' risk by SVG for affected sites.
The other advisories are probably not relevant in the EGI environment, but sites running Xen are advised to verify this.
Actions required/recommended
============================
Sites running XEN should apply the relevant patches as soon as possible, if they have not done so already.
Affected software details
=========================
See [R 1], [R 2], [R 3], [R 4]
More information
================
More information is available at [R 1], [R 2], [R 3], [R 4]
Mitigation
==========
Mitigation measures for the different issues can be found in the Xen advisories.
Component installation information
==================================
See [R 1]
TLP and URL
===========
** WHITE information - Unlimited distribution - see
https://wiki.egi.eu/wiki/EGI_CSIRT:TLP for distribution restrictions***
URL: https://wiki.egi.eu/wiki/SVG:Advisory-SVG-CVE-2016-9379
Minor updates may be made without re-distribution to the sites
Comments
========
Comments or questions should be sent to svg-rat at mailman.egi.eu
If you find or become aware of a vulnerability which is relevant to EGI you may report it by e-mail to
report-vulnerability at egi.eu
the EGI Software Vulnerability Group will take a look.
References
==========
[R 1] https://xenbits.xen.org/xsa/
[R 2] https://xenbits.xen.org/xsa/advisory-198.html
[R 3] https://xenbits.xen.org/xsa/advisory-195.html
[R 4] https://blog.xenproject.org/2016/11/22/what-you-need-to-know-about-recent-xen-project-security-advisories/
[R 5] https://documents.egi.eu/public/ShowDocument?docid=2538
Credit
======
SVG was alerted to this vulnerability by Alvaro Lopez Garcia who is a member of SVG
Timeline
========
Yyyy-mm-dd [EGI-SVG-CVE-2016-9379]
2016-11-28 SVG alerted to this publicly disclosed issue by Alvaro Lopez Garcia
2016-12-01 EGI SVG Risk Assessment completed
2016-12-06 Advisory/Alert sent to sites
Context
=======
This advisory has been prepared as part of the effort to fulfil EGI Software
Vulnerability Group (SVG)'s purpose "To minimize the risk to the EGI
infrastructure arising from software vulnerabilities"
The risk is that assessed by the group, according to the EGI SVG issue handling procedure [R 3]
in the context of how the software is used in the EGI infrastructure.
It is the opinion of the group, we do not guarantee it to be correct.
The risk may also be higher or lower in other deployments depending on how the software is used.
Others may re-use this information provided they:-
1) Respect the provided TLP classification
2) Credit the EGI SVG.
On behalf of the EGI SVG,