SUSE-SU-2019:3184-2 Security update for ffmpeg

This update for ffmpeg fixes the following issues: Security issues fixed: - CVE-2019-17542: Fixed a heap-buffer overflow in vqadecodechunk due to an out-of-array access bsc1154064. - CVE-2019-12730: Fixed an uninitialized use of variables due to an improper check bsc1137526. - CVE-2019-9718: Fixe...