icu:collator_rulebased_fuzzer: Crash in icu_68::CEFinalizer::modifyCE

Detailed Report: https://oss-fuzz.com/testcase?key=5738172053061632 Project: icu Fuzzing Engine: libFuzzer Fuzz Target: collatorrulebasedfuzzer Job Type: libfuzzermsanicu Platform Id: linux Crash Type: UNKNOWN READ Crash Address: 0x7040003f8120 Crash State: icu68::CEFinalizer::modifyCE...