mupdf:pdf_fuzzer: Crash in fz_read

Project: git://git.ghostscript.com/mupdf.git Detailed Report: https://oss-fuzz.com/testcase?key=5421070162853888 Project: mupdf Fuzzing Engine: libFuzzer Fuzz Target: pdffuzzer Job Type: libfuzzermsanmupdf Platform Id: linux Crash Type: UNKNOWN READ Crash Address: 0xffffffffffffffff Crash State:...