From: Ilia Alshanetsky <iliaa@php.net>
Date: Mon, 4 Oct 2004 20:42:30 +0000 (+0000)
Subject: Fixed bug #30281 (Prevent non-wbmp images from being detected as such).
X-Git-Tag: PRE_NEW_VM_GEN_PATCH~98
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=5316f7bf25807fdb4e7ed86fd11f6ca1a0be1941;p=php

Fixed bug #30281 (Prevent non-wbmp images from being detected as such).
---

diff --git a/ext/standard/image.c b/ext/standard/image.c
index 42989805a4..e37175d6e1 100644
--- a/ext/standard/image.c
+++ b/ext/standard/image.c
@@ -954,7 +954,7 @@ static int php_get_wbmp(php_stream *stream, struct gfxinfo **result, int check T
 	} while (i & 0x80);
 
 	/* maximum valid sizes for wbmp (although 127x127 may be a more accurate one) */
-	if (height > 2048 || width > 2048) {
+	if (!height || !width || height > 2048 || width > 2048) {
 		return 0;
 	}