GLSA 200509-14 Zebedee: Denial of Service vulnerability
Posted on: 09/20/2005 10:12 AM

A new security update has been released for Gentoo Linux - Zebedee: Denial of Service vulnerability. Here the announcement:

Gentoo Linux Security Advisory GLSA 200509-14
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http://security.gentoo.org/
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Severity: Normal
Title: Zebedee: Denial of Service vulnerability
Date: September 20, 2005
Bugs: #105115
ID: 200509-14

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Synopsis
========

A bug in Zebedee allows a remote attacker to perform a Denial of
Service attack.

Background
==========

Zebedee is an application that establishes an encrypted, compressed
tunnel for TCP/IP or UDP data transfer between two systems.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-misc/zebedee lt; 2.5.3 *gt;= 2.4.1-r1
gt;= 2.5.3

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

"Shiraishi.M" reported that Zebedee crashes when "0" is received as the
port number in the protocol option header.

Impact
======

By performing malformed requests a remote attacker could cause Zebedee
to crash.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Zebedee users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose net-misc/zebedee

References
==========

[ 1 ] BugTraq ID 14796
http://www.securityfocus.com/bid/14796

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

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

http://security.gentoo.org/glsa/glsa-200509-14.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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