ffmpeg:ffmpeg_AV_CODEC_ID_MSMPEG4V1_fuzzer: Use-of-uninitialized-value in ff_msmpeg4_decode_block

Project: https://git.ffmpeg.org/ffmpeg.git Detailed Report: https://oss-fuzz.com/testcase?key=5583223747313664 Project: ffmpeg Fuzzing Engine: libFuzzer Fuzz Target: ffmpegAVCODECIDMSMPEG4V1fuzzer Job Type: libfuzzermsanffmpeg Platform Id: linux Crash Type: Use-of-uninitialized-value Crash Addres...