Check if ci->target_class is NULL before dereferencing

close #3389 This issue was reported by https://hackerone.com/ston3
mruby · Jan 11, 2017 · 06b2e6a · 06b2e6a
1 parent 44edc51
commit 06b2e6a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/vm.c b/src/vm.c
@@ -1288,7 +1288,7 @@ mrb_vm_exec(mrb_state *mrb, struct RProc *proc, mrb_code *pc)
       int a = GETARG_A(i);
       int n = GETARG_C(i);
 
-      if (mid == 0) {
+      if (mid == 0 || !mrb->c->ci->target_class) {
         mrb_value exc;
 
         exc = mrb_exc_new_str_lit(mrb, E_NOMETHOD_ERROR, "super called outside of method");