From: Pierre Joye <pajoye@php.net>
Date: Wed, 17 Mar 2004 17:07:31 +0000 (+0000)
Subject: - Fix crash when an invalid color index is used with imagecolortransparent
X-Git-Tag: php-5.0.0RC1~23
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f223262bcd3207986d9bc2f5d5ac43fe10b5e8f1;p=php

- Fix crash when an invalid color index is used with imagecolortransparent
---

diff --git a/ext/gd/libgd/gd.c b/ext/gd/libgd/gd.c
index 4ae2488b1c..7800db9d5a 100644
--- a/ext/gd/libgd/gd.c
+++ b/ext/gd/libgd/gd.c
@@ -569,7 +569,7 @@ void gdImageColorTransparent (gdImagePtr im, int color)
 		if (im->transparent != -1) {
 			im->alpha[im->transparent] = gdAlphaOpaque;
 		}
-		if (color > -1 && color<=gdMaxColors) {
+		if (color > -1 && color<im->colorsTotal && color<=gdMaxColors) {
 			im->alpha[color] = gdAlphaTransparent;
 		} else {
 			return;