EGI SVG Advisories

Advisory-SVG-CVE-2017-4924

Title:   EGI SVG 'ALERT' [TLP:WHITE] VMware Out-of-bounds write vulnerability
         in SVGA CVE-2017-4924 [EGI-SVG-CVE-2017-4924]

Date:    2017-10-05
Updated:


Affected software and risk
==========================

Out of bounds write vulnerability concerning VMware.

Package : VMware
CVE ID  : CVE-2017-4924
Bug ID  :

An out-of-bounds write vulnerability has been reported in SVGA in VMware and
updated have been released.  Exploitation could allow a remote attacker to take
control of an affected system. [R 1] [R 2]

As far as EGI SVG is aware, these vulnerabilities do not present a serious risk
to EGI as a whole.
If any site becomes aware that there is a serious problem concerning VMware,
please inform us.

Actions required/recommended
============================

Sites running VMware are recommended to update relevant components if they have
not done so already.

If any site is aware that any of these or other vulnerabilities in VMware
presents a serious problem to EGI, please inform the EGI SVG.


Affected software details
=========================

Sites running VMware should see [R 1]

More information
================

See [R 1] [R 2]

Component installation information
==================================

See [R 1]

TLP and URL
===========

** WHITE information - Unlimited distribution -
see https://go.egi.eu/tlp for distribution restrictions **

URL:   https://advisories.egi.eu/Advisory-SVG-CVE-2017-4924

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 another 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 according to the
procedure defined in [R 3]

References
==========

[R 1] https://www.vmware.com/security/advisories/VMSA-2017-0015.html

[R 2] https://nvd.nist.gov/vuln/detail/CVE-2017-4924

[R 3] https://documents.egi.eu/public/ShowDocument?docid=2538

Credit
======

SVG was alerted to this vulnerability by Mischa Salle.


Timeline
========
Yyyy-mm-dd  [EGI-SVG-2017-CVE-2017-4924]

2017-09-21 SVG alerted to this issue by Mischa Salle
2017-09-25 SVG discussed, didn't think its serious for EGI.
2017-09-28 Alert drafted.
2017-10-05 Alert sent to sites
2017-10-10 Alert placed on wiki

Context
=======

This advisory has been prepared as part of the effort to fulfil EGI 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 https://www.egi.eu/ Software Vulnerability Group


On behalf of the EGI SVG,