File ImageMagick-set-correct-colorspace.patch of Package ImageMagick.19146

diff --git a/coders/plasma.c b/coders/plasma.c
index 9e4ee8aa79..de62ca6dd4 100644
--- a/coders/plasma.c
+++ b/coders/plasma.c
@@ -44,6 +44,7 @@
 #include "MagickCore/blob-private.h"
 #include "MagickCore/cache.h"
 #include "MagickCore/channel.h"
+#include "MagickCore/colorspace-private.h"
 #include "MagickCore/constitute.h"
 #include "MagickCore/exception.h"
 #include "MagickCore/exception-private.h"
@@ -154,6 +155,8 @@ static Image *ReadPlasmaImage(const ImageInfo *image_info,
   if (image == (Image *) NULL)
     return((Image *) NULL);
   (void) SetImageStorageClass(image,DirectClass,exception);
+  if (IsGrayColorspace(image->colorspace) != MagickFalse)
+    (void) SetImageColorspace(image,sRGBColorspace,exception); 
   for (y=0; y < (ssize_t) image->rows; y++)
   {
     q=GetAuthenticPixels(image,0,y,image->columns,1,exception);