https://bugs.gentoo.org/909834
https://hg.osdn.net/view/graphicsmagick/GM/rev/03561d79e918

# HG changeset patch
# User Bob Friesenhahn <bfriesen@GraphicsMagick.org>
# Date 1676216369 21600
# Node ID 03561d79e9180a65d204b6240a5846fd8b01d1b4
# Parent  6eb67db043d537ae350409535873c5cbf55ba14c
ReadJPEGImage(): Use MagickAllocateResourceLimitedClearedArray()

--- a/coders/jpeg.c
+++ b/coders/jpeg.c
@@ -1695,7 +1695,7 @@
         }
     }
 
-  jpeg_pixels=MagickAllocateResourceLimitedArray(JSAMPLE *,
+  jpeg_pixels=MagickAllocateResourceLimitedClearedArray(JSAMPLE *,
                                   jpeg_info.output_components,
                                   MagickArraySize(image->columns,
                                                   sizeof(JSAMPLE)));
@@ -1704,9 +1704,6 @@
       jpeg_destroy_decompress(&jpeg_info);
       ThrowJPEGReaderException(ResourceLimitError,MemoryAllocationFailed,image);
     }
-  (void) memset(jpeg_pixels,0,MagickArraySize(jpeg_info.output_components,
-                                              MagickArraySize(image->columns,
-                                                              sizeof(JSAMPLE))));
 
   /*
     Extended longjmp-based error handler (with jpeg_pixels)