[ GLSA 200504-21 ] RealPlayer, Helix Player: Buffer overflow vulnerability

[Thierry Carrez]

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Gentoo Linux Security Advisory GLSA 200504-21
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http://security.gentoo.org/
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Severity: Normal
Title: RealPlayer, Helix Player: Buffer overflow vulnerability
Date: April 22, 2005
Bugs: #89862
ID: 200504-21

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Synopsis
========

RealPlayer and Helix Player are vulnerable to a buffer overflow that
could lead to remote execution of arbitrary code.

Background
==========

RealPlayer is a multimedia player capable of handling multiple
multimedia file formats. Helix Player is the Open Source version of
RealPlayer.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 media-video/realplayer < 10.0.4 >= 10.0.4
2 media-video/helixplayer < 1.0.4 >= 1.0.4
-------------------------------------------------------------------
2 affected packages on all of their supported architectures.
-------------------------------------------------------------------

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

Piotr Bania has discovered a buffer overflow vulnerability in
RealPlayer and Helix Player when processing malicious RAM files.

Impact
======

By enticing a user to play a specially crafted RAM file an attacker
could execute arbitrary code with the permissions of the user running
the application.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All RealPlayer users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=media-video/realplayer-10.0.4"

All Helix Player users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=media-video/helixplayer-1.0.4"

References
==========

[ 1 ] CAN-2005-0755
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0755
[ 2 ] RealNetworks Advisory
http://service.real.com/help/faq/security/050419_player/EN/

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

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

http://security.gentoo.org/glsa/glsa-200504-21.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 2005 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/2.0

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