https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5805

diff --git a/coders/pnm.c b/coders/pnm.c
index 8184730f0af393beeeff4135cfe53faa53c11f57..d72e14d5324200ee0bba041fcbe1d55a2237d5ad 100644 (file)
--- a/coders/pnm.c
+++ b/coders/pnm.c
@@ -428,6 +428,7 @@ static Image *ReadPNMImage(const ImageInfo *image_info,ExceptionInfo *exception)
     status=SetImageExtent(image,image->columns,image->rows,exception);
     if (status == MagickFalse)
       return(DestroyImageList(image));
+    (void) SetImageBackgroundColor(image,exception);
     /*
       Convert PNM pixels to runextent-encoded MIFF packets.
     */