From: Cristy <urban-warrior@imagemagick.org>
Date: Sun, 3 Sep 2017 12:03:54 +0000 (-0400)
Subject: ...
X-Git-Tag: 7.0.7-0~7
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=69967f4161bd14d8e03ea463d6545da442a6ea78;p=imagemagick

...
---

diff --git a/coders/sun.c b/coders/sun.c
index 701cc5f4c..b485f74ed 100644
--- a/coders/sun.c
+++ b/coders/sun.c
@@ -435,6 +435,8 @@ static Image *ReadSUNImage(const ImageInfo *image_info,ExceptionInfo *exception)
     if (HeapOverflowSanityCheck(sun_info.width,sun_info.depth) != MagickFalse)
       ThrowReaderException(CorruptImageError,"ImproperImageHeader");
     bytes_per_line=sun_info.width*sun_info.depth;
+    if (sun_info.length > GetBlobSize(image))
+      ThrowReaderException(CorruptImageError,"InsufficientImageDataInFile");
     sun_data=(unsigned char *) AcquireQuantumMemory(sun_info.length,
       sizeof(*sun_data));
     if (sun_data == (unsigned char *) NULL)