From: Stanislav Malyshev <stas@php.net>
Date: Tue, 5 Dec 2000 14:17:38 +0000 (+0000)
Subject: Add check for conversion base
X-Git-Tag: php-4.0.5RC1~1009
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=4a3fdce6967b35bea4261bbdef87be049402cb86;p=php

Add check for conversion base
---

diff --git a/ext/gmp/gmp.c b/ext/gmp/gmp.c
index f286956154..372a369d98 100644
--- a/ext/gmp/gmp.c
+++ b/ext/gmp/gmp.c
@@ -440,6 +440,11 @@ ZEND_FUNCTION(gmp_strval)
 			break;
 	}
 
+	if(base < 2 || base > 36) {
+		zend_error(E_WARNING, "Bad base for conversion: %d", base);
+		RETURN_FALSE;
+	}
+
 	num_len = mpz_sizeinbase(*gmpnum, base);
 	out_string = emalloc(num_len+2);
 	if(mpz_sgn(*gmpnum) < 0) {