Gentoo Archives: gentoo-announce

From: Aaron Bauman <bman@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 201805-15 ] beep: Local privilege escalation
Date: Wed, 30 May 2018 14:10:30
Message-Id: 2054668.8QArGkbN9Y@monkey
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Gentoo Linux Security Advisory                           GLSA 201805-15
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: beep: Local privilege escalation
     Date: May 30, 2018
     Bugs: #652330
       ID: 201805-15

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Synopsis
========

A vulnerability in beep could allow local attackers to escalate
privileges.

Background
==========

The advanced PC speaker beeper.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  app-misc/beep                < 1.3-r3                  >= 1.3-r3 

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

A race condition, if setuid, was discovered in beep.

Impact
======

A local attacker could escalate privileges.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All beep users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-misc/beep-1.3-r3"

References
==========

[ 1 ] CVE-2018-0492
      https://nvd.nist.gov/vuln/detail/CVE-2018-0492

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

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

 https://security.gentoo.org/glsa/201805-15

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@g.o 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

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