https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5707

diff --git a/coders/wbmp.c b/coders/wbmp.c
index 72038b83ac2c58bf943e84271b526ac0619e41aa..aa36ef6dc994fab1718c24bb0ee38e2ba243c9f0 100644 (file)
--- a/coders/wbmp.c
+++ b/coders/wbmp.c
@@ -185,6 +185,7 @@ static Image *ReadWBMPImage(const ImageInfo *image_info,
   status=SetImageExtent(image,image->columns,image->rows,exception);
   if (status == MagickFalse)
     return(DestroyImageList(image));
+  (void) SetImageBackgroundColor(image,exception);
   /*
     Convert bi-level image to pixel packets.
   */