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Gentoo Linux Security Advisory GLSA 201701-04
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https://security.gentoo.org/
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Severity: Normal
Title: Mutt: Heap-based buffer overflow
Date: January 01, 2017
Bugs: #530842
ID: 201701-04

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Synopsis
========

A heap-based buffer overflow in Mutt might allow remote attackers to
cause a Denial of Service condition.

Background
==========

Mutt is a small but very powerful text-based mail client.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 mail-client/mutt < 1.5.23-r5 >= 1.5.23-r5

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

A heap-based buffer overflow was discovered in Mutt’s mutt_substrdup
function.

Impact
======

A remote attacker could cause a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Mutt users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=mail-client/mutt-1.5.23-r5”

References
==========

[ 1 ] CVE-2014-9116
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9116

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

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

https://security.gentoo.org/glsa/201701-04

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 2017 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

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