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Gentoo Linux Security Advisory                           GLSA 200712-01
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                                            http://security.gentoo.org/
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  Severity: Normal
     Title: Hugin: Insecure temporary file creation
      Date: December 05, 2007
      Bugs: #195996
        ID: 200712-01

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Synopsis
========

A vulnerability has been discovered in Hugin, potentially allowing for
a Denial of Service.

Background
==========

Hugin is a GUI for creating and processing panoramic images.

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

    -------------------------------------------------------------------
     Package          /    Vulnerable    /                  Unaffected
    -------------------------------------------------------------------
  1  media-gfx/hugin     < 0.7_beta4-r1                   *>= 0.6.1-r1
                                                       >= 0.7_beta4-r1

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

Suse Linux reported that Hugin creates the
"hugin_debug_optim_results.txt" temporary file in an insecure manner.

Impact
======

A local attacker could exploit this vulnerability with a symlink
attack, potentially overwriting an arbitrary file with the privileges
of the user running the application.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Hugin users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=media-gfx/hugin-0.6.1-r1"

References
==========

  [ 1 ] CVE-2007-5200
        http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-5200

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

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

  http://security.gentoo.org/glsa/glsa-200712-01.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 2007 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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