https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=6162

diff --git a/coders/pict.c b/coders/pict.c
index fa92e3108bb1dd33f8a26b8cfd264c7994f38e37..f5dd88cd8ac0ed8b65ed7292caa017983dd52aed 100644 (file)
--- a/coders/pict.c
+++ b/coders/pict.c
@@ -928,6 +928,7 @@ static Image *ReadPICTImage(const ImageInfo *image_info,
   status=SetImageExtent(image,image->columns,image->rows,exception);
   if (status == MagickFalse)
     return(DestroyImageList(image));
+  image->alpha_trait=BlendPixelTrait;
   (void) SetImageBackgroundColor(image,exception);
   /*
     Interpret PICT opcodes.