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[gentoo-announce] [ GLSA 201705-13 ] Teeworlds: Remote execution of arbitrary code on

Posted on 26 May 2017
Gentoo-announce

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From: Thomas Deutschmann <whissi@gentoo.org>
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To: gentoo-announce@lists.gentoo.org
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Subject: [ GLSA 201705-13 ] Teeworlds: Remote execution of arbitrary code on
client

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Gentoo Linux Security Advisory GLSA 201705-13
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https://security.gentoo.org/
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Severity: Normal
Title: Teeworlds: Remote execution of arbitrary code on client
Date: May 26, 2017
Bugs: #600178
ID: 201705-13

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Synopsis
========
Teeworlds client vulnerability in snap handling could result in
execution of arbitrary code.

Background
==========
Teeworlds is an online multi-player platform 2D shooter.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 games-action/teeworlds < 0.6.4 >= 0.6.4

Description
===========
Teeworlds client contains a vulnerability allowing a malicious server
to execute arbitrary code, or write to arbitrary physical memory via
the CClient::ProcessServerPacket method.

Impact
======
A remote malicious server can write to arbitrary physical memory
locations and possibly execute arbitrary if a vulnerable client joins
the server.

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All Teeworlds users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=games-action/teeworlds-0.6.4:0"=

References
==========
[ 1 ] CVE-2016-9400
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9400

Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/201705-13

Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======
Copyright 2017 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

http://creativecommons.org/licenses/by-sa/2.5


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