Index: openacs-4/packages/bug-tracker/www/bug.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/bug-tracker/www/bug.tcl,v
diff -u -r1.52 -r1.53
--- openacs-4/packages/bug-tracker/www/bug.tcl	18 May 2016 07:15:59 -0000	1.52
+++ openacs-4/packages/bug-tracker/www/bug.tcl	25 May 2016 07:38:02 -0000	1.53
@@ -14,6 +14,11 @@
 	    ad_complain "invalid value for show_patch_status"
 	}
     }
+    check_bug_number -requires bug_number:integer {
+	if {$bug_number > 2**31} {
+	    ad_complain "invalid bug number"
+	}
+    }
 }
 
 #####