kimageformats:kimgio_exr_fuzzer: Use-of-uninitialized-value in Imf_3_3::RgbaYca::reconstructChromaHoriz

Project: git://anongit.kde.org/kimageformats Detailed Report: https://oss-fuzz.com/testcase?key=6588443514961920 Project: kimageformats Fuzzing Engine: libFuzzer Fuzz Target: kimgioexrfuzzer Job Type: libfuzzermsankimageformats Platform Id: linux Crash Type: Use-of-uninitialized-value Crash...