[SECURITY] [DSA 3957-1] ffmpeg security update

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Debian Security Advisory DSA-3957-1                   security@debian.org
https://www.debian.org/security/                            Luciano Bello
August 28, 2017                       https://www.debian.org/security/faq
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Package        : ffmpeg
CVE ID         : CVE-2017-9608 CVE-2017-9993 CVE-2017-11399 CVE-2017-11665
                 CVE-2017-11719

Several vulnerabilities have been discovered in FFmpeg, a multimedia
player, server and encoder. These issues could lead to Denial-of-Service
and, in some situation, the execution of arbitrary code.

CVE-2017-9608

    Yihan Lian of Qihoo 360 GearTeam discovered a NULL pointer access when
    parsing a crafted MOV file.

CVE-2017-9993

    Thierry Foucu discovered that it was possible to leak information from
    files and symlinks ending in common multimedia extensions, using the
    HTTP Live Streaming.

CVE-2017-11399

    Liu Bingchang of IIE discovered an integer overflow in the APE decoder
    that can be triggered by a crafted APE file.

CVE-2017-11665

    JunDong Xie of Ant-financial Light-Year Security Lab discovered that
    an attacker able to craft a RTMP stream can crash FFmpeg.

CVE-2017-11719

    Liu Bingchang of IIE discovered an out-of-bound access that can be
    triggered by a crafted DNxHD file.

For the stable distribution (stretch), these problems have been fixed in
version 7:3.2.7-1~deb9u1.

We recommend that you upgrade your ffmpeg packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/