From: K.Kosako <kkosako0@gmail.com>
Date: Sun, 21 Aug 2016 08:42:18 +0000 (+0900)
Subject: fix out of bounds read in mbc_to_code() #16
X-Git-Tag: v6.1.0~44
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=65bdf2a0d160d06556415e5f396a75f6b11bad5c;p=onig

fix out of bounds read in mbc_to_code() #16
---

diff --git a/src/utf8.c b/src/utf8.c
index b78e7eb..f82bcc2 100644
--- a/src/utf8.c
+++ b/src/utf8.c
@@ -98,7 +98,7 @@ mbc_to_code(const UChar* p, const UChar* end ARG_UNUSED)
 
   len = enclen(ONIG_ENCODING_UTF8, p);
   c = *p++;
-  if (len > 1) {
+  if (len > 1 && p < end) {
     len--;
     n = c & ((1 << (6 - len)) - 1);
     while (len--) {