diff --git a/ChangeLog b/ChangeLog
index 7d30b3a15c..5e98327e14 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2009-06-03  Ulrich Drepper  <drepper@redhat.com>
+
+	* elf/dl-sysdep.c (_dl_show_auxv): Terminate correct string.
+
 2009-06-02  Ulrich Drepper  <drepper@redhat.com>
 
 	[BZ #10221]
diff --git a/elf/dl-sysdep.c b/elf/dl-sysdep.c
index db1001253c..5700272f10 100644
--- a/elf/dl-sysdep.c
+++ b/elf/dl-sysdep.c
@@ -335,7 +335,7 @@ _dl_show_auxv (void)
 
       /* Unknown value: print a generic line.  */
       char buf2[17];
-      buf[sizeof (buf2) - 1] = '\0';
+      buf2[sizeof (buf2) - 1] = '\0';
       const char *val2 = _itoa ((unsigned long int) av->a_un.a_val,
 				buf2 + sizeof buf2 - 1, 16, 0);
       const char *val =  _itoa ((unsigned long int) av->a_type,