Mailing List Archive

[ GLSA 201805-15 ] beep: Local privilege escalation
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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@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