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Gentoo Linux Security Advisory                           GLSA 201812-10
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: GKSu: Arbitrary command execution
     Date: December 30, 2018
     Bugs: #534540
       ID: 201812-10

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Synopsis
========

A vulnerability in GKSu might allow attackers to execute arbitrary
commands.

Background
==========

A library that provides a Gtk+ frontend to su and sudo.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  x11-libs/gksu                <= 2.0.2                 Vulnerable!
    -------------------------------------------------------------------
     NOTE: Certain packages are still vulnerable. Users should migrate
           to another package if one is available or wait for the
           existing packages to be marked stable by their
           architecture maintainers.

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

A vulnerability was discovered in GKSu's gksu-run-helper.

Impact
======

An attacker could execute arbitrary commands.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

Gentoo has discontinued support for GKSu and recommends that users
unmerge the package:

  # emerge --unmerge "x11-libs/gksu"

References
==========

[ 1 ] CVE-2014-2886
      https://nvd.nist.gov/vuln/detail/CVE-2014-2886

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

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

 https://security.gentoo.org/glsa/201812-10

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 2018 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