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authorUlrich Drepper <drepper@redhat.com>2004-10-25 03:16:46 +0000
committerUlrich Drepper <drepper@redhat.com>2004-10-25 03:16:46 +0000
commitfaf4346213f508c24ccc489187e637c6548d26d9 (patch)
treeef59c6a0f0eb116be1a620e9ba5343178f656e43
parent78d8d2117bcb9b5926a2af189bdf4bced4deb982 (diff)
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Update.
* nis/nis_addmember.c (nis_addmember): Add assert to check buffer bounds.
-rw-r--r--ChangeLog3
-rw-r--r--nis/nis_addmember.c5
2 files changed, 7 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index 1366284..2fc75d7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
2004-10-24 Ulrich Drepper <drepper@redhat.com>
+ * nis/nis_addmember.c (nis_addmember): Add assert to check buffer
+ bounds.
+
* resolv/nss_dns/dns-host.c: Avoid using PLTs.
* include/libc-symbols.h: Define hidden attribute macros for
libnss_nisplus and libutil.
diff --git a/nis/nis_addmember.c b/nis/nis_addmember.c
index e7e429c..bbe1c23 100644
--- a/nis/nis_addmember.c
+++ b/nis/nis_addmember.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (c) 1997, 1998, 1999, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
@@ -17,6 +17,7 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
+#include <assert.h>
#include <string.h>
#include <rpcsvc/nis.h>
@@ -71,6 +72,8 @@ nis_addmember (const_nis_name member, const_nis_name group)
}
++NIS_RES_OBJECT (res)->GR_data.gr_members.gr_members_len;
+ /* Check the buffer bounds are not exceeded. */
+ assert (strlen (NIS_RES_OBJECT(res)->zo_name) + 1 < grouplen + 14);
cp = stpcpy (buf, NIS_RES_OBJECT(res)->zo_name);
*cp++ = '.';
strncpy (cp, NIS_RES_OBJECT (res)->zo_domain, NIS_MAXNAMELEN);