diff -urN texinfo-4.7/info/echo-area.c texinfo-4.7.patch/info/echo-area.c
--- texinfo-4.7/info/echo-area.c	2004-03-14 01:57:29.000000000 +0100
+++ texinfo-4.7.patch/info/echo-area.c	2004-08-07 01:06:49.000000000 +0200
@@ -1510,8 +1510,8 @@
   text[i] = 0;
 
   echo_area_initialize_node ();
-  sprintf (&input_line[input_line_end], "%s[%s]\n",
-           echo_area_is_active ? " ": "", text);
+  snprintf (&input_line[input_line_end], EA_MAX_INPUT + 1 - input_line_end, 
+		  "%s[%s]\n", echo_area_is_active ? " ": "", text);
   free (text);
   the_echo_area->point = input_line_point;
   display_update_one_window (the_echo_area);