ffmpeg:ffmpeg_dem_MXF_fuzzer: Use-of-uninitialized-value in mxf_read_tagged_value

Project: https://git.ffmpeg.org/ffmpeg.git Detailed Report: https://oss-fuzz.com/testcase?key=4870202133643264 Project: ffmpeg Fuzzing Engine: libFuzzer Fuzz Target: ffmpegdemMXFfuzzer Job Type: libfuzzermsanffmpeg Platform Id: linux Crash Type: Use-of-uninitialized-value Crash Address: Crash...