mrubyc through release3.4.1 was found to contain an out-of-bounds read in builtin missing-method lookup inside mrbc_find_method().Referenceshttps://github.com/mrubyc/mrubyc/issues/279%2Chttps://github.com/mrubyc/mrubyc/commit/f83a8b67ca1c7c62ac0dd548a363d79f767c4e30https://github.com/mrubyc/mrubyc
