GLSA 200801-22 PeerCast: Buffer overflow
Posted on: 01/31/2008 01:35 AM

A new security update has been released for Gentoo Linux - PeerCast: Buffer overflow. Here the announcement:

Gentoo Linux Security Advisory GLSA 200801-22:02
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http://security.gentoo.org/
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Severity: High
Title: PeerCast: Buffer overflow
Date: January 30, 2008
Updated: January 30, 2008
Bugs: #202747
ID: 200801-22:02

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Synopsis
========

A buffer overflow vulnerability has been discovered in PeerCast.

Background
==========

PeerCast is a client and server for P2P-radio network

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 media-sound/peercast lt; 0.1218 gt;= 0.1218

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

Luigi Auriemma reported a heap-based buffer overflow within the
"handshakeHTTP()" function when processing HTTP requests.

Impact
======

A remote attacker could send a specially crafted request to the
vulnerable server, possibly resulting in the remote execution of
arbitrary code with the privileges of the user running the PeerCast
server, usually "nobody".

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All PeerCast users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose "gt;=media-sound/peercast-0.1218"

References
==========

[ 1 ] CVE-2007-6454
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6454

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

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

http://security.gentoo.org/glsa/glsa-200801-22.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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