libchewing: Heap-buffer-overflow in CallPhrasing

Project: https://github.com/chewing/libchewing.git Detailed report: https://clusterfuzz-external.appspot.com/testcase?key=5186601554542592 Fuzzer: libFuzzerlibchewingchewingdynamicconfigfuzzer Job Type: libfuzzerasanlibchewing Platform Id: linux Crash Type: Heap-buffer-overflow READ 4 Crash...