From e45cf75f9a8f224dc015abfe33e4fa6c019a5ada Mon Sep 17 00:00:00 2001 From: naruse Date: Wed, 25 May 2016 11:51:37 +0000 Subject: * re.c (unescape_nonascii): scan hex up to only 3 characters. [Bug #12420] [Bug #12423] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55165 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- re.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 're.c') diff --git a/re.c b/re.c index 2eb42bc470..84f22b0bc6 100644 --- a/re.c +++ b/re.c @@ -2492,8 +2492,8 @@ unescape_nonascii(const char *p, const char *end, rb_encoding *enc, case '1': case '2': case '3': case '4': case '5': case '6': case '7': /* \O, \OO, \OOO or backref */ { - size_t octlen; - if (ruby_scan_oct(p-1, end-(p-1), &octlen) <= 0177) { + size_t len = end-(p-1), octlen; + if (ruby_scan_oct(p-1, len < 3 ? len : 3, &octlen) <= 0177) { /* backref or 7bit octal. no need to unescape anyway. re-escaping may break backref */ -- cgit v1.2.3