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[gentoo-announce] [ GLSA 201412-27 ] Ruby: Denial of Service

Posted on 13 December 2014
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201412-27
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http://security.gentoo.org/
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Severity: Normal
Title: Ruby: Denial of Service
Date: December 13, 2014
Bugs: #355439, #369141, #396301, #437366, #442580, #458776,
#492282, #527084, #529216
ID: 201412-27

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Synopsis
========
Multiple vulnerabilities have been found in Ruby, allowing
context-dependent attackers to cause a Denial of Service condition.

Background
==========
Ruby is an object-oriented scripting language.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-lang/ruby < 2.0.0_p598 *>= 1.9.3_p551
>= 2.0.0_p598

Description
===========
Multiple vulnerabilities have been discovered in Ruby. Please review
the CVE identifiers referenced below for details.

Impact
======
A context-dependent attacker could possibly execute arbitrary code with
the privileges of the process, cause a Denial of Service condition, or
bypass security restrictions.

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All Ruby 1.9 users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/ruby-1.9.3_p551"

All Ruby 2.0 users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/ruby-2.0.0_p598"

References
==========
[ 1 ] CVE-2011-0188
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0188
[ 2 ] CVE-2011-1004
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1004
[ 3 ] CVE-2011-1005
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1005
[ 4 ] CVE-2011-4815
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4815
[ 5 ] CVE-2012-4481
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-4481
[ 6 ] CVE-2012-5371
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-5371
[ 7 ] CVE-2013-0269
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-0269
[ 8 ] CVE-2013-1821
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-1821
[ 9 ] CVE-2013-4164
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4164
[ 10 ] CVE-2014-8080
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8080
[ 11 ] CVE-2014-8090
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8090

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

http://security.gentoo.org/glsa/glsa-201412-27.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 2014 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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