Heap-based buffer overflow in the qtdemux_parse_samples function in gst/qtdemux/qtdemux.c in GStreamer Good Plug-ins (aka gst-plugins-good) 0.10.9 through 0.10.11, and GStreamer Plug-ins (aka gstreamer-plugins) 0.8.5, might allow remote attackers to execute arbitrary code via crafted Time-to-sample (aka stts) atom data in a malformed QuickTime media .mov file.

More... (http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2009-0397)