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 < 2.5.3 *>= 2.4.1-r1
>= 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
