From: Antony Dovgal <tony2001@php.net>
Date: Fri, 8 Sep 2006 20:22:23 +0000 (+0000)
Subject: fix #38721 (date_parse() invalid read)
X-Git-Tag: RELEASE_1_0_0RC1~1728
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=cb04bb6a4f2f5a133f242fe49755c92788785c34;p=php

fix #38721 (date_parse() invalid read)
---

diff --git a/ext/date/lib/parse_date.c b/ext/date/lib/parse_date.c
index 0ebf56c4e6..4f588f3507 100644
--- a/ext/date/lib/parse_date.c
+++ b/ext/date/lib/parse_date.c
@@ -22140,13 +22140,15 @@ timelib_time* timelib_strtotime(char *s, int len, struct timelib_error_container
 	in.errors->error_count = 0;
 	in.errors->error_messages = NULL;
 
-	while (isspace(*s) && s < e) {
-		s++;
-	}
-	while (isspace(*e) && e > s) {
-		e--;
-	}
-	if (e - s < 1) {
+	if (len > 0) {
+		while (isspace(*s) && s < e) {
+			s++;
+		}
+		while (isspace(*e) && e > s) {
+			e--;
+		}
+	}  
+	if (e - s < 1){
 		in.time = timelib_time_ctor();
 		add_error(&in, "Empty string");
 		if (errors) {