sqlite3:ossfuzz: Use-of-uninitialized-value in substExpr

Detailed Report: https://oss-fuzz.com/testcase?key=5706219627282432 Project: sqlite3 Fuzzing Engine: libFuzzer Fuzz Target: ossfuzz Job Type: libfuzzermsansqlite3 Platform Id: linux Crash Type: Use-of-uninitialized-value Crash Address: Crash State: substExpr substExpr substExpr Sanitizer: memory...