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Gentoo Linux Security Advisory                           GLSA 201507-11
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: Perl: Denial of Service
     Date: July 10, 2015
     Bugs: #216671
       ID: 201507-11

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Synopsis
========

A vulnerability in Perl allows a remote attacker to cause Denial of
Service.

Background
==========

Perl is a highly capable, feature-rich programming language.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  dev-lang/perl              < 5.20.1-r4              >= 5.20.1-r4 

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

S_regmatch() function lacks proper checks before passing arguments to
atoi()

Impact
======

A remote attacker could send a specially crafted input, possibly
resulting in a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Perl users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-lang/perl-5.20.1-r4"

References
==========

[ 1 ] CVE-2013-7422
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-7422

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

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

 https://security.gentoo.org/glsa/201507-11

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 2015 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