imagemagick:ping_pict_fuzzer: Use-of-uninitialized-value in ConstrainColormapIndex

Project: https://github.com/imagemagick/imagemagick.git Detailed Report: https://oss-fuzz.com/testcase?key=5087317020901376 Project: imagemagick Fuzzing Engine: libFuzzer Fuzz Target: pingpictfuzzer Job Type: libfuzzermsanimagemagick Platform Id: linux Crash Type: Use-of-uninitialized-value Crash...