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Gentoo Linux Security Advisory GLSA 201702-32
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https://security.gentoo.org/
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Severity: Normal
Title: Ruby Archive::Tar::Minitar: Directory traversal
Date: February 22, 2017
Bugs: #607110
ID: 201702-32

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Synopsis
========

Ruby Archive::Tar::Minitar is vulnerable to a directory traversal
attack.

Background
==========

Archive::Tar::Minitar is a pure-Ruby library and command-line utility
that provides the ability to deal with POSIX tar(1) archive files.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 dev-ruby/archive-tar-minitar
< 0.6.1 >= 0.6.1

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

Michal Marek discovered that Ruby Archive::Tar::Minitar is vulnerable
to a directory traversal vulnerability.

Impact
======

A remote attacker could entice a user or an automated system to process
a specially crafted archive using Ruby Archive::Tar::Minitar possibly
allowing the writing of arbitrary files with the privileges of the
process.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Ruby Archive::Tar::Minitar users should upgrade to the latest
version:

# emerge –sync
# emerge –ask –oneshot -v “>=dev-ruby/archive-tar-minitar-0.6.1”

References
==========

[ 1 ] CVE-2016-10173
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-10173

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

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

https://security.gentoo.org/glsa/201702-32

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 2017 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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