From: Cristy <urban-warrior@imagemagick.org>
Date: Sat, 6 May 2017 17:31:37 +0000 (-0400)
Subject: ...
X-Git-Tag: 7.0.5-6~23
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=fbb5e1c8211c4e88ecc367e784b79d457c300d6d;p=imagemagick

...
---

diff --git a/coders/tga.c b/coders/tga.c
index 886150e02..da22c712d 100644
--- a/coders/tga.c
+++ b/coders/tga.c
@@ -271,6 +271,8 @@ static Image *ReadTGAImage(const ImageInfo *image_info,
 
           one=1;
           image->colors=one << tga_info.bits_per_pixel;
+          if (image->colors > ((~0UL)/sizeof(*image->colormap)))
+            ThrowReaderException(CorruptImageError,"ImproperImageHeader");
           if (AcquireImageColormap(image,image->colors,exception) == MagickFalse)
             ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
         }