full-disclosure - [ GLSA 200606-24 ] wv2: Integer overflow

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Message-ID: <200606231703.50141.dercorny@gentoo.org>
Date: Fri Jun 23 15:54:03 2006
From: dercorny at gentoo.org (Stefan Cornelius)
Subject: [ GLSA 200606-24 ] wv2: Integer overflow

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Gentoo Linux Security Advisory                           GLSA 200606-24
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                                            http://security.gentoo.org/
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  Severity: Normal
     Title: wv2: Integer overflow
      Date: June 23, 2006
      Bugs: #136759
        ID: 200606-24

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Synopsis
========

An integer overflow could allow an attacker to execute arbitrary code.

Background
==========

wv2 is a filter library for Microsoft Word files, used in many Office
suites.

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

    -------------------------------------------------------------------
     Package       /  Vulnerable  /                         Unaffected
    -------------------------------------------------------------------
  1  app-text/wv2       < 0.2.3                               >= 0.2.3

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

A boundary checking error was found in wv2, which could lead to an
integer overflow.

Impact
======

An attacker could execute arbitrary code with the rights of the user
running the program that uses the library via a maliciously crafted
Microsoft Word document.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All wv2 users should update to the latest stable version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=app-text/wv2-0.2.3"

References
==========

  [ 1 ] CVE 2006-2197
        http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2197

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

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

  http://security.gentoo.org/glsa/glsa-200606-24.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@...too.org or alternatively, you may file a bug at
http://bugs.gentoo.org.

License
=======

Copyright 2006 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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