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Gentoo Linux Security Advisory                           GLSA 201209-21
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                                            http://security.gentoo.org/
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 Severity: Normal
    Title: fastjar: Directory traversal
     Date: September 28, 2012
     Bugs: #325557
       ID: 201209-21

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Synopsis
========

Two directory traversal vulnerabilities have been found in fastjar,
allowing remote attackers to create or overwrite arbitrary files.

Background
==========

fastjar is a Java archiver written in C.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  app-arch/fastjar            < 0.98-r1                 >= 0.98-r1

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

Two directory traversal vulnerabilities have been discovered in
fastjar. Please review the CVE identifiers referenced below for
details.

Impact
======

A remote attacker could entice a user to open a specially crafted JAR
file, possibly resulting in the creation or truncation of arbitrary
files.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All fastjar users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-arch/fastjar-0.98-r1"

References
==========

[ 1 ] CVE-2010-0831
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-0831
[ 2 ] CVE-2010-2322
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-2322

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

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

 http://security.gentoo.org/glsa/glsa-201209-21.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
https://bugs.gentoo.org.

License
=======

Copyright 2012 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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