OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=66209
Crash type: Heap-buffer-overflow READ 8 Crash state: mrb_memsearch str_convert_range mrb_str_aref
{ "severity": "MEDIUM" }
{ "fixed_range": "0e1125c3afe0485f0efae9eda7dd054b9ea92eff:363f7954320390ac2775ac53f8605b029282ee8e" }