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Gentoo Linux Security Advisory                           GLSA 202312-14
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                                           https://security.gentoo.org/
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 Severity: High
    Title: FFmpeg: Multiple Vulnerabilities
     Date: December 23, 2023
     Bugs: #795696, #842267, #881523, #903805
       ID: 202312-14

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Synopsis
========

Multiple vulnerabilitiies have been discovered in FFmpeg, the worst of
which could lead to code execution

Background
==========

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

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

Package             Vulnerable    Unaffected
------------------  ------------  ------------
media-video/ffmpeg  < 6.0         >= 6.0

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

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

Impact
======

Please review the referenced CVE identifiers for details.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All FFmpeg 4 users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=media-video/ffmpeg-4.4.3"

All FFmpeg 6 users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=media-video/ffmpeg-6.0"

References
==========

[ 1 ] CVE-2021-33815
      https://nvd.nist.gov/vuln/detail/CVE-2021-33815
[ 2 ] CVE-2021-38171
      https://nvd.nist.gov/vuln/detail/CVE-2021-38171
[ 3 ] CVE-2021-38291
      https://nvd.nist.gov/vuln/detail/CVE-2021-38291
[ 4 ] CVE-2022-1475
      https://nvd.nist.gov/vuln/detail/CVE-2022-1475
[ 5 ] CVE-2022-3964
      https://nvd.nist.gov/vuln/detail/CVE-2022-3964
[ 6 ] CVE-2022-3965
      https://nvd.nist.gov/vuln/detail/CVE-2022-3965
[ 7 ] CVE-2022-48434
      https://nvd.nist.gov/vuln/detail/CVE-2022-48434

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

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

 https://security.gentoo.org/glsa/202312-14

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 2023 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/