diff --git a/ChangeLog b/ChangeLog
index 40c706ff0a..286ffd7f47 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+1998-03-10  Andreas Jaeger  <aj@arthur.rhein-neckar.de>
+
+	* sysdeps/posix/mkstemp.c (mkstemp): Open temporary file mode
+	0600. Reported by Greg Alexander <galexand@sietch.bloomington.in.us>.
+
 1998-03-10 00:10  Ulrich Drepper  <drepper@cygnus.com>
 
 	* elf/dl-lookup.c (do_lookup): Remove list and n parameter and add
diff --git a/sysdeps/posix/mkstemp.c b/sysdeps/posix/mkstemp.c
index 6daba79266..3765488f73 100644
--- a/sysdeps/posix/mkstemp.c
+++ b/sysdeps/posix/mkstemp.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1996 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1996, 1998 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -54,7 +54,7 @@ mkstemp (template)
 
       template[len - 6] = letters[i];
 
-      fd = open (template, O_RDWR|O_CREAT|O_EXCL, 0666);
+      fd = open (template, O_RDWR|O_CREAT|O_EXCL, 0600);
       if (fd >= 0)
 	return fd;
     }