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             AUSCERT External Security Bulletin Redistribution

                    USN-3967-1: FFmpeg vulnerabilities
                                7 May 2019


        AusCERT Security Bulletin Summary

Product:           ffmpeg
Publisher:         Ubuntu
Operating System:  Ubuntu
Impact/Access:     Denial of Service -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-11339 CVE-2019-11338 CVE-2019-9721
                   CVE-2019-9718 CVE-2018-15822 

Reference:         ESB-2018.3449

Original Bulletin: 

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USN-3967-1: FFmpeg vulnerabilities
6 May 2019

FFmpeg vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:

  o Ubuntu 19.04
  o Ubuntu 18.10
  o Ubuntu 18.04 LTS


FFmpeg could be made to crash if it opened a specially crafted file.

Software Description

  o ffmpeg - Tools for transcoding, streaming and playing of multimedia files


It was discovered that FFmpeg contained multiple security issues when handling
certain multimedia files. If a user were tricked into opening a crafted
multimedia file, an attacker could cause a denial of service via application

Update instructions

The problem can be corrected by updating your system to the following package

Ubuntu 19.04
    ffmpeg - 7:4.1.3-0ubuntu1
    libavcodec-extra58 - 7:4.1.3-0ubuntu1
    libavcodec58 - 7:4.1.3-0ubuntu1
    libavdevice58 - 7:4.1.3-0ubuntu1
    libavfilter-extra7 - 7:4.1.3-0ubuntu1
    libavfilter7 - 7:4.1.3-0ubuntu1
    libavformat58 - 7:4.1.3-0ubuntu1
    libavresample4 - 7:4.1.3-0ubuntu1
    libavutil56 - 7:4.1.3-0ubuntu1
    libpostproc55 - 7:4.1.3-0ubuntu1
    libswresample3 - 7:4.1.3-0ubuntu1
    libswscale5 - 7:4.1.3-0ubuntu1
Ubuntu 18.10
    ffmpeg - 7:4.0.4-0ubuntu1
    libavcodec-extra58 - 7:4.0.4-0ubuntu1
    libavcodec58 - 7:4.0.4-0ubuntu1
    libavdevice58 - 7:4.0.4-0ubuntu1
    libavfilter-extra7 - 7:4.0.4-0ubuntu1
    libavfilter7 - 7:4.0.4-0ubuntu1
    libavformat58 - 7:4.0.4-0ubuntu1
    libavresample4 - 7:4.0.4-0ubuntu1
    libavutil56 - 7:4.0.4-0ubuntu1
    libpostproc55 - 7:4.0.4-0ubuntu1
    libswresample3 - 7:4.0.4-0ubuntu1
    libswscale5 - 7:4.0.4-0ubuntu1
Ubuntu 18.04 LTS
    ffmpeg - 7:3.4.6-0ubuntu0.18.04.1
    libavcodec-extra57 - 7:3.4.6-0ubuntu0.18.04.1
    libavcodec57 - 7:3.4.6-0ubuntu0.18.04.1
    libavdevice57 - 7:3.4.6-0ubuntu0.18.04.1
    libavfilter-extra6 - 7:3.4.6-0ubuntu0.18.04.1
    libavfilter6 - 7:3.4.6-0ubuntu0.18.04.1
    libavformat57 - 7:3.4.6-0ubuntu0.18.04.1
    libavresample3 - 7:3.4.6-0ubuntu0.18.04.1
    libavutil55 - 7:3.4.6-0ubuntu0.18.04.1
    libpostproc54 - 7:3.4.6-0ubuntu0.18.04.1
    libswresample2 - 7:3.4.6-0ubuntu0.18.04.1
    libswscale4 - 7:3.4.6-0ubuntu0.18.04.1

To update your system, please follow these instructions: https://
wiki.ubuntu.com/Security/Upgrades .

In general, a standard system update will make all the necessary changes.


  o CVE-2018-15822
  o CVE-2019-11338
  o CVE-2019-11339
  o CVE-2019-9718
  o CVE-2019-9721

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