ffmpeg: Heap-buffer-overflow in chunky2chunky

Project: https://git.ffmpeg.org/ffmpeg.git Detailed report: https://oss-fuzz.com/testcase?key=5020737339392000 Project: ffmpeg Fuzzer: libFuzzerffmpegAVCODECIDCDXLfuzzer Fuzz target binary: ffmpegAVCODECIDCDXLfuzzer Job Type: libfuzzerasanffmpeg Platform Id: linux Crash Type: Heap-buffer-overflow...