[ GLSA 200606-24 ] wv2: Integer overflow

[Stefan Cornelius <dercorny () gentoo org>]

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Gentoo Linux Security Advisory                           GLSA 200606-24
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
                                            http://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

  Severity: Normal
     Title: wv2: Integer overflow
      Date: June 23, 2006
      Bugs: #136759
        ID: 200606-24

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

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 () gentoo 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

Attachment: _bin
Description:

_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/