From b64f08784cc50861dec80c26fce715982c02c9e9 Mon Sep 17 00:00:00 2001 From: "Yukihiro \"Matz\" Matsumoto" Date: Thu, 16 Mar 2017 21:40:22 +0900 Subject: Protect stack region before calling mrb_convert_type(); fix #3504 --- src/vm.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/vm.c b/src/vm.c index 946d68323..afe0422f8 100644 --- a/src/vm.c +++ b/src/vm.c @@ -1207,6 +1207,7 @@ RETRY_TRY_BLOCK: else { mrb_value blk = regs[bidx]; if (!mrb_nil_p(blk) && mrb_type(blk) != MRB_TT_PROC) { + ci->nregs = bidx+1; regs[bidx] = mrb_convert_type(mrb, blk, MRB_TT_PROC, "Proc", "to_proc"); } } @@ -1438,6 +1439,7 @@ RETRY_TRY_BLOCK: } blk = regs[bidx]; if (!mrb_nil_p(blk) && mrb_type(blk) != MRB_TT_PROC) { + ci->nregs = bidx+1; regs[bidx] = mrb_convert_type(mrb, blk, MRB_TT_PROC, "Proc", "to_proc"); ci = mrb->c->ci; } -- cgit v1.2.3