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Re: [ GLSA 200803-17 ] PDFlib: Multiple buffer overflows


From: "Philip Thiessen" <prthiessen () gmail com>
Date: Thu, 13 Mar 2008 17:46:43 -0700

Is this vuln considered a virus

On 3/10/08, Pierre-Yves Rofes <py () gentoo org> wrote:
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Gentoo Linux Security Advisory                           GLSA 200803-17
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                                           http://security.gentoo.org/
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 Severity: Normal
    Title: PDFlib: Multiple buffer overflows
     Date: March 10, 2008
     Bugs: #203287
       ID: 200803-17

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Synopsis
========

Multiple stack-based buffer overflows have been reported in PDFlib.

Background
==========

PDFlib is a library for generating PDF on the fly.

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

   -------------------------------------------------------------------
    Package            /  Vulnerable  /                    Unaffected
   -------------------------------------------------------------------
 1  media-libs/pdflib     < 7.0.2_p8                      >= 7.0.2_p8

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

poplix reported multiple boundary errors in the pdc_fsearch_fopen()
function when processing overly long filenames.

Impact
======

A remote attacker could send specially crafted content to a vulnerable
application using PDFlib, possibly resulting in the remote execution of
arbitrary code with the privileges of the user running the application.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All PDFlib users should upgrade to the latest version:

   # emerge --sync
   # emerge --ask --oneshot --verbose ">=media-libs/pdflib-7.0.2_p8"

References
==========

 [ 1 ] CVE-2007-6561
       http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6561

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

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

 http://security.gentoo.org/glsa/glsa-200803-17.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 2008 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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