kimageformats:kimgio_jxr_fuzzer: Use-of-uninitialized-value in ReadContainer

Project: git://anongit.kde.org/kimageformats Detailed Report: https://oss-fuzz.com/testcase?key=5302103336878080 Project: kimageformats Fuzzing Engine: libFuzzer Fuzz Target: kimgiojxrfuzzer Job Type: libfuzzermsankimageformats Platform Id: linux Crash Type: Use-of-uninitialized-value Crash...