shopify-scripts: Read after free in mrb_vm_exec with OP_ARYCAT reading R(B)

Hi, Slightly different one, this is a use after free as reported by an ASAN compiled binary. This one doesn't affect mruby-engine with the current instruction limit and memory limit, but if they are increased then it does. The file is: class Klazz def $thing.name [email protected]@thing.name nil end...