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Gentoo Linux Security Advisory                           GLSA 202008-02
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: GNU GLOBAL: Arbitrary code execution
     Date: August 08, 2020
     Bugs: #646348
       ID: 202008-02

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Synopsis
========

A vulnerability in GNU GLOBAL was discovered, possibly allowing remote
attackers to execute arbitrary code.

Background
==========

GNU GLOBAL is a source code tagging system that works the same way
across diverse environments, such as Emacs editor, Vi editor, Less
viewer, Bash shell, various web browsers, etc.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  dev-util/global              < 6.6.4                    >= 6.6.4

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

A vulnerability was found in an undocumented function of gozilla.

Impact
======

A remote attacker could entice a user to open a specially crafted URL
using GNU GLOBAL, possibly resulting in execution of arbitrary code
with the privileges of the process or a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All GNU GLOBAL users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-util/global-6.6.4"

References
==========

[ 1 ] CVE-2017-17531
      https://nvd.nist.gov/vuln/detail/CVE-2017-17531

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

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

 https://security.gentoo.org/glsa/202008-02

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 2020 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.

https://creativecommons.org/licenses/by-sa/2.5


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