From: Cristy <urban-warrior@imagemagick.org>
Date: Mon, 27 Aug 2018 23:29:51 +0000 (-0400)
Subject: https://github.com/ImageMagick/ImageMagick/issues/1269
X-Git-Tag: 7.0.8-11~11
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=16916c8979c32765c542e216b31cee2671b7afe7;p=imagemagick

https://github.com/ImageMagick/ImageMagick/issues/1269
---

diff --git a/coders/dcm.c b/coders/dcm.c
index d44cf80d0..49a058a2d 100644
--- a/coders/dcm.c
+++ b/coders/dcm.c
@@ -3853,6 +3853,8 @@ static Image *ReadDCMImage(const ImageInfo *image_info,ExceptionInfo *exception)
           tag=((unsigned int) ReadBlobLSBShort(image) << 16) |
             ReadBlobLSBShort(image);
           length=(size_t) ReadBlobLSBLong(image);
+          if (length > (size_t) GetBlobSize(image))
+            ThrowDCMException(CorruptImageError,"InsufficientImageDataInFile");
           if (tag == 0xFFFEE0DD)
             break; /* sequence delimiter tag */
           if (tag != 0xFFFEE000)