[Full-disclosure] [ GLSA 200611-20 ] GNU gv: Stack overflow

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Gentoo Linux Security Advisory GLSA 200611-20
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http://security.gentoo.org/
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Severity: Normal
Title: GNU gv: Stack overflow
Date: November 24, 2006
Bugs: #154573
ID: 200611-20

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Synopsis
========

GNU gv improperly handles user-supplied data possibly allowing for the
execution of arbitrary code.

Background
==========

GNU gv is a viewer for PostScript and PDF documents.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-text/gv < 3.6.2-r1 >= 3.6.2-r1

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

GNU gv does not properly boundary check user-supplied data before
copying it into process buffers.

Impact
======

An attacker could entice a user to open a specially crafted document
with GNU gv and execute arbitrary code with the rights of the user on
the system.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All gv users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-text/gv-3.6.2-r1"

References
==========

[ 1 ] CVE-2006-5864
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-5864

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

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

http://security.gentoo.org/glsa/glsa-200611-20.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@xxxxxxxxxx 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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