gstreamer1-plugins-good: integer overflows in MP4/MOV demuxer and memory allocator that can lead to out-of-bounds writes

A flaw was found in the MP4/MOV demuxer and memory allocator in the GStreamer library. Processing a specially crafted input file can cause an integer overflow in the qtdemuxparsetheoraextension function. This issue leads to a small amount of memory being allocated to store a large input size,...