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From b4bf968ad52afe14e60a2dc8a95d3555c543353a Mon Sep 17 00:00:00 2001
From: "K.Kosako" <kosako@sofnec.co.jp>
Date: Thu, 18 May 2017 17:05:27 +0900
Subject: [PATCH] fix #55 : check too big code point value for single byte
value in next_state_val()
---
regparse.c | 3 +++
1 file changed, 3 insertions(+)
--- end of original header
CVE: CVE-2017-9226
Add check for octal number bigger than 255.
Upstream-Status: Pending
Signed-off-by: Joe Slater <joe.slater@windriver.com>
--- ruby-2.4.1.orig/regparse.c
+++ ruby-2.4.1/regparse.c
@@ -4450,6 +4450,9 @@ next_state_val(CClassNode* cc, CClassNod
switch (*state) {
case CCS_VALUE:
if (*type == CCV_SB) {
+ if (*from > 0xff)
+ return ONIGERR_INVALID_CODE_POINT_VALUE;
+
BITSET_SET_BIT_CHKDUP(cc->bs, (int )(*from));
if (IS_NOT_NULL(asc_cc))
BITSET_SET_BIT(asc_cc->bs, (int )(*from));
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