ffmpeg:ffmpeg_AV_CODEC_ID_PNG_fuzzer: Crash in av_freep

Project: https://git.ffmpeg.org/ffmpeg.git Detailed Report: https://oss-fuzz.com/testcase?key=5768418552184832 Project: ffmpeg Fuzzing Engine: libFuzzer Fuzz Target: ffmpegAVCODECIDPNGfuzzer Job Type: libfuzzerubsanffmpeg Platform Id: linux Crash Type: UNKNOWN WRITE Crash Address: 0x00000045dfd0...