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Gentoo Linux Security Advisory GLSA 201404-02
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http://security.gentoo.org/
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Severity: Normal
Title: libproxy: User-assisted execution of arbitrary code
Date: April 07, 2014
Bugs: #438146
ID: 201404-02
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Synopsis
========
A buffer overflow in libproxy might allow remote attackers to execute
arbitrary code.
Background
==========
libproxy is a library for automatic proxy configuration management.
Affected packages
=================
——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 net-libs/libproxy < 0.4.10 >= 0.4.10
Description
===========
A boundary error when processing the proxy.pac file could cause a
stack-based buffer overflow.
Impact
======
A man-in-the-middle attacker could provide a specially crafted
proxy.pac file on a remote server, possibly resulting in execution of
arbitrary code with the privileges of the process or a Denial of
Service condition.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All libproxy users should upgrade to the latest version:
# emerge –sync
# emerge –ask –oneshot –verbose “>=net-libs/libproxy-0.4.10”
References
==========
[ 1 ] CVE-2012-4504
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-4504
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-201404-02.xml
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 2014 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
—
Mikle Kolyada
Gentoo Linux Developer
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