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[gentoo-announce] [ GLSA 201710-01 ] RubyGems: Multiple vulnerabilities

Posted on 08 October 2017
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201710-01
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https://security.gentoo.org/
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Severity: Normal
Title: RubyGems: Multiple vulnerabilities
Date: October 08, 2017
Bugs: #629230
ID: 201710-01

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Synopsis
========
Multiple vulnerabilities were found in RubyGems, the worst of which
allows execution of arbitrary code.

Background
==========
RubyGems is a sophisticated package manager for Ruby.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-ruby/rubygems < 2.6.13 >= 2.6.13

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

Impact
======
A remote attacker, by enticing a user to install a specially crafted
gem, could possibly execute arbitrary code with the privileges of the
process or cause a Denial of Service condition.

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

Resolution
==========
All RubyGems users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-ruby/rubygems-2.6.13"

References
==========
[ 1 ] CVE-2017-0899
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-0899
[ 2 ] CVE-2017-0900
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-0900
[ 3 ] CVE-2017-0901
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-0901
[ 4 ] CVE-2017-0902
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-0902

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

https://security.gentoo.org/glsa/201710-01

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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