From: Cristy <urban-warrior@imagemagick.org>
Date: Wed, 26 Apr 2017 21:21:42 +0000 (-0400)
Subject: https://github.com/ImageMagick/ImageMagick/issues/450
X-Git-Tag: 7.0.5-6~47
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f0649393346ecd85cf602f8903f8f45b6e796b84;p=imagemagick

https://github.com/ImageMagick/ImageMagick/issues/450
---

diff --git a/coders/mtv.c b/coders/mtv.c
index 1f5551b50..688248a59 100644
--- a/coders/mtv.c
+++ b/coders/mtv.c
@@ -172,7 +172,10 @@ static Image *ReadMTVImage(const ImageInfo *image_info,ExceptionInfo *exception)
     {
       count=(ssize_t) ReadBlob(image,(size_t) (3*image->columns),pixels);
       if (count != (ssize_t) (3*image->columns))
-        ThrowReaderException(CorruptImageError,"UnableToReadImageData");
+        {
+          pixels=(unsigned char *) RelinquishMagickMemory(pixels);
+          ThrowReaderException(CorruptImageError,"UnableToReadImageData");
+        }
       p=pixels;
       q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
       if (q == (Quantum *) NULL)