Skip to content

M
mruby
Unverified Commit b8869498 authored by Takeshi Watanabe's avatar Takeshi Watanabe
Browse files
Options

Fix heap use after free on mruby-aws-sigv4.

parent 1b261382
Show whitespace changes
Inline Side-by-side
Showing with 2 additions and 0 deletions
src/vm.c
View file @ b8869498
...@@ -527,6 +527,8 @@ mrb_exec_irep(mrb_state *mrb, mrb_value self, struct RProc *p) ...@@ -527,6 +527,8 @@ mrb_exec_irep(mrb_state *mrb, mrb_value self, struct RProc *p)
return MRB_PROC_CFUNC(p)(mrb, self); return MRB_PROC_CFUNC(p)(mrb, self);
} }
ci->nregs = p->body.irep->nregs; ci->nregs = p->body.irep->nregs;
ci->env = MRB_PROC_ENV(p);
if (ci->env) ci->env->stack[0] = self;
if (ci->argc < 0) keep = 3; if (ci->argc < 0) keep = 3;
else keep = ci->argc + 2; else keep = ci->argc + 2;
if (ci->nregs < keep) { if (ci->nregs < keep) {
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment