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Gentoo Linux Security Advisory                           GLSA 201412-19
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                                            http://security.gentoo.org/
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 Severity: Normal
    Title: PPP: Information disclosure
     Date: December 13, 2014
     Bugs: #519650
       ID: 201412-19

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Synopsis
========

An integer overflow in PPP might allow local attackers to obtain
sensitive information.

Background
==========

PPP is a Unix implementation of the Point-to-Point Protocol.

Affected packages
=================

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-dialup/ppp               < 2.4.7                   >= 2.4.7

Description
===========

Integer overflow is discovered in the getword function in options.c in
PPP.

Impact
======

A local attacker could execute process with extremely long options
list, possibly obtaining sensitive information.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All PPP users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-dialup/ppp-2.4.7"

References
==========

[ 1 ] CVE-2014-3158
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3158

Availability
============

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

 http://security.gentoo.org/glsa/glsa-201412-19.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


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