...

diff --git a/coders/dpx.c b/coders/dpx.c
index 3bcea801fd92760e2de7f8b436343c15c850f9bf..fda1a1e9d0c6570e48e2adba6eae573d506ab328 100644 (file)
--- a/coders/dpx.c
+++ b/coders/dpx.c
@@ -851,6 +851,8 @@ static Image *ReadDPXImage(const ImageInfo *image_info,ExceptionInfo *exception)
     dpx.image.image_element[i].bit_size=(unsigned char) ReadBlobByte(image);
     offset++;
     dpx.image.image_element[i].packing=ReadBlobShort(image);
+    if (dpx.image.image_element[i].packing > 2)
+      ThrowReaderException(CorruptImageError,"ImproperImageHeader");
     offset+=2;
     dpx.image.image_element[i].encoding=ReadBlobShort(image);
     offset+=2;