This update to ffmpeg 2.8.4 fixes the following issues:
- CVE-2015-8661: Denial of service via crafted .mov file [boo#960385]
- CVE-2015-8662: Denial of service via crafted JPEG 2000 data [boo#960384]
- CVE-2015-8663: Denial of service via crafted H.264 data [boo#960383]