The qtdemux_parse_samples function in gst/isomp4/qtdemux.c in gst-plugins-good in GStreamer before 1.10.3 allows remote attackers to cause a denial of service (out-of-bounds heap read) via vectors involving the current stts index.
https://security.gentoo.org/glsa/201705-10
https://lists.debian.org/debian-lts-announce/2020/05/msg00029.html
https://gstreamer.freedesktop.org/releases/1.10/#1.10.3
https://bugzilla.gnome.org/show_bug.cgi?id=777469
https://access.redhat.com/errata/RHSA-2017:2060
http://www.securityfocus.com/bid/96001
http://www.openwall.com/lists/oss-security/2017/02/02/9