From: Cristy <urban-warrior@imagemagick.org>
Date: Mon, 24 Dec 2018 15:47:11 +0000 (-0500)
Subject: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12204
X-Git-Tag: 7.0.8-21~7
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=5c4a77720af5fea59a5eee70f89896c6144103da;p=imagemagick

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12204
---

diff --git a/coders/cube.c b/coders/cube.c
index 3e2a54e3e..4f95d6fae 100644
--- a/coders/cube.c
+++ b/coders/cube.c
@@ -204,13 +204,13 @@ static Image *ReadCUBEImage(const ImageInfo *image_info,
             char
               *q;
 
+            if (n >= (cube_level*cube_level*cube_level))
+              break;
             q=buffer;
             cube[n].r=StringToDouble(q,&q);
             cube[n].g=StringToDouble(q,&q);
             cube[n].b=StringToDouble(q,&q);
             n++;
-            if (n >= (cube_level*cube_level*cube_level))
-              break;
           }
         else
           if (('+' < *buffer) && (*buffer < ':'))