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Category:   Application (Generic)  >   giFT-FastTrack Vendors:   gift-fasttrack.berlios.de
(Gentoo Issues Fix) giFT-FastTrack Null Pointer Dereference Lets Remote Users Crash the giFT Daemon
SecurityTracker Alert ID:  1010587
SecurityTracker URL:  http://securitytracker.com/id/1010587
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Jun 26 2004
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 0.8.6 and prior versions
Description:   A vulnerability was reported in giFT-FastTrack. A remote user can cause denial of service conditions.

The vendor reported that a remote user can cause the giFT daemon to crash. The crash is reportedly caused by a null pointer dereference.

The vendor credits Alan F with reporting this flaw.

Impact:   A remote user can cause the giFT daemon to crash.
Solution:   Gentoo has released a fix and indicates that all users should upgrade to the latest available version of gift-fasttrack:

# emerge sync

# emerge -pv ">=net-p2p/gift-fasttrack-0.8.7"
# emerge ">=net-p2p/gift-fasttrack-0.8.7"

Vendor URL:  gift-fasttrack.berlios.de/ (Links to External Site)
Cause:   Boundary error
Underlying OS:  Linux (Gentoo)

Message History:   This archive entry is a follow-up to the message listed below.
Jun 25 2004 giFT-FastTrack Null Pointer Dereference Lets Remote Users Crash the giFT Daemon



 Source Message Contents

Subject:  [gentoo-announce] [ GLSA 200406-19 ] giFT-FastTrack: remote denial of service attack


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Gentoo Linux Security Advisory                           GLSA 200406-19
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                                            http://security.gentoo.org/
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  Severity: Low
     Title: giFT-FastTrack: remote denial of service attack
      Date: June 24, 2004
      Bugs: #54452
        ID: 200406-19

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Synopsis
========

There is a vulnerability where a carefully crafted signal sent to the
giFT-FastTrack plugin will cause the giFT daemon to crash.

Background
==========

giFT-FastTrack is a plugin for the giFT file-sharing application. It
allows giFT users to connect to the fasttrack network to share files.

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

    -------------------------------------------------------------------
     Package                 /   Vulnerable   /             Unaffected
    -------------------------------------------------------------------
  1  net-p2p/gift-fasttrack       <= 0.8.6                    >= 0.8.7

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

Alan Fitton found a vulnerability in the giFT-FastTrack plugin in
version 0.8.6 and earlier. It can be used to remotely crash the giFT
daemon.

Impact
======

Attackers may use this vulnerability to perform a Denial of Service
attack against the giFT daemon. There is no risk of code execution.

Workaround
==========

There is no known workaround at this time. All users are encouraged to
upgrade to the latest available version.

Resolution
==========

All users should upgrade to the latest available version of
gift-fasttrack:

    # emerge sync

    # emerge -pv ">=net-p2p/gift-fasttrack-0.8.7"
    # emerge ">=net-p2p/gift-fasttrack-0.8.7"

References
==========

  [ 1 ] giFT-FastTrack announcement
        http://gift-fasttrack.berlios.de/

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

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

     http://security.gentoo.org/glsa/glsa-200406-19.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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