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Gentoo Linux Security Advisory GLSA 200405-10
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http://security.gentoo.org/
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Severity: Normal
Title: Icecast denial of service vulnerability
Date: May 19, 2004
Bugs: #50935
ID: 200405-10
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Synopsis
========
Icecast is vulnerable to a denial of service attack allowing remote
users to crash the application.
Background
==========
Icecast is a program that streams audio data to listeners over the
Internet.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-misc/icecast <= 2.0.0 >= 2.0.1
Description
===========
There is an out-of-bounds read error in the web interface of Icecast
when handling Basic Authorization requests. This vulnerability can
theorically be exploited by sending a specially crafted Authorization
header to the server.
Impact
======
By exploiting this vulnerability, it is possible to crash the Icecast
server remotely, resulting in a denial of service attack.
Workaround
==========
There is no known workaround at this time. All users are advised to
upgrade to the latest available version of Icecast.
Resolution
==========
All users of Icecast should upgrade to the latest stable version:
# emerge sync
# emerge -pv ">=net-misc/icecast-2.0.1"
# emerge ">=net-misc/icecast-2.0.1"
References
==========
[ 1 ] Icecast 2.0.1 announcement
http://www.xiph.org/archives/icecast/7144.html
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200405-10.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 2004 Gentoo Technologies, 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/1.0
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