Multiple use-after-free vulnerabilities in the (1) gst_mini_object_unref, (2) gst_tag_list_unref, and (3) gst_mxf_demux_update_essence_tracks functions in GStreamer before 1.10.3 allow remote attackers to cause a denial of service (crash) via vectors involving stream tags, as demonstrated by 02785736.mxf.
https://security.gentoo.org/glsa/201705-10
https://lists.debian.org/debian-lts-announce/2020/03/msg00038.html
https://gstreamer.freedesktop.org/releases/1.10/#1.10.3
https://bugzilla.gnome.org/show_bug.cgi?id=777503
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