From: Cristy <urban-warrior@imagemagick.org>
Date: Thu, 6 Jul 2017 10:17:54 +0000 (-0400)
Subject: https://github.com/ImageMagick/ImageMagick/issues/545
X-Git-Tag: 7.0.6-1~58
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=30a74ed25a4890acfa94f452d653d54c9628c87e;p=imagemagick

https://github.com/ImageMagick/ImageMagick/issues/545
---

diff --git a/coders/miff.c b/coders/miff.c
index 7a0cdc7f2..6bac4b054 100644
--- a/coders/miff.c
+++ b/coders/miff.c
@@ -1158,6 +1158,8 @@ static Image *ReadMIFFImage(const ImageInfo *image_info,
         /*
           Create image colormap.
         */
+        if ((colors*image->depth/8) > GetBlobSize(image))
+          ThrowReaderException(CorruptImageError,"InsufficientImageDataInFile");
         status=AcquireImageColormap(image,colors != 0 ? colors : 256,exception);
         if (status == MagickFalse)
           ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");