https://github.com/ImageMagick/ImageMagick/issues/654

ImageMagick · Aug 7, 2017 · 7d63315 · 7d63315
1 parent f1ea048
commit 7d63315
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/coders/wpg.c b/coders/wpg.c
@@ -1035,6 +1035,8 @@ static Image *ReadWPGImage(const ImageInfo *image_info,
           if(i==EOF)
             break;
           Rd_WP_DWORD(image,&Rec.RecordLength);
+          if (Rec.RecordLength > GetBlobSize(image))
+            ThrowReaderException(CorruptImageError,"ImproperImageHeader");
           if(EOFBlob(image))
             break;