From 0b9b69be3828f0b648c7a59bde84933100ac1d70 Mon Sep 17 00:00:00 2001
From: Pierre Joye <pajoye@php.net>
Date: Wed, 17 Mar 2004 17:25:24 +0000
Subject: [PATCH] - MFH (crash in imagecolortransparent with invalid color
 index)

---
 ext/gd/libgd/gd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ext/gd/libgd/gd.c b/ext/gd/libgd/gd.c
index 87471898f4..96b6a68873 100644
--- a/ext/gd/libgd/gd.c
+++ b/ext/gd/libgd/gd.c
@@ -571,7 +571,7 @@ 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;
-- 
2.50.1