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Gentoo Linux Security Advisory GLSA 201705-05
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https://security.gentoo.org/
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Severity: Normal
Title: FFmpeg: Multiple vulnerabilities
Date: May 09, 2017
Bugs: #608868, #610810
ID: 201705-05

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Synopsis
========

Multiple vulnerabilities have been found in FFmpeg, the worst of which
allows remote attackers to execute arbitrary code.

Background
==========

FFmpeg is a complete, cross-platform solution to record, convert and
stream audio and video.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 media-video/ffmpeg < 3.2.4 >= 3.2.4
2 media-plugins/gst-plugins-libav
< 1.10.4 >= 1.10.4
——————————————————————-
2 affected packages

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

Multiple vulnerabilities have been discovered in FFmpeg. Please review
the CVE identifiers referenced below for details.

gst-plugins-libav is affected because this package is bundling a
vulnerable FFmpeg version.

Impact
======

A remote attacker could entice a user or automated system using FFmpeg
to process a specially crafted file, resulting in the execution of
arbitrary code or a Denial of Service.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All FFmpeg users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=media-video/ffmpeg-3.2.4”

All gst-plugins-libav users should upgrade to the latest version:

# emerge –sync
# emerge -a –oneshot -v “>=media-plugins/gst-plugins-libav-1.10.4”

References
==========

[ 1 ] CVE-2017-5024
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5024
[ 2 ] CVE-2017-5025
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5025

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

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

https://security.gentoo.org/glsa/201705-05

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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