: Fix stack leakage in iptables/ip6_tables

Fix stack leakage in iptables/ip6_tables.

# This is a BitKeeper generated diff -Nru style patch. #
# ChangeSet
# 2004/12/05 23:49:26+01:00 [email protected]
# [NETFILTER]: Fix stack leakage in iptables/ip6_tables
#
# Signed-off-by: Patrick McHardy <[email protected]>
#

# net/ipv6/netfilter/ip6_tables.c
#   2004/12/05 23:49:24+01:00 [email protected] +1 -1
#   [NETFILTER]: Fix stack leakage in iptables/ip6_tables
#   
#   Signed-off-by: Patrick McHardy <[email protected]>
# 
# net/ipv4/netfilter/ip_tables.c
#   2004/12/05 23:49:24+01:00 [email protected] +1 -1
#   [NETFILTER]: Fix stack leakage in iptables/ip6_tables
#   
#   Signed-off-by: Patrick McHardy <[email protected]>
# 
diff -Nru a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
--- a/net/ipv4/netfilter/ip_tables.c	2004-12-20 07:02:08 +01:00
+++ b/net/ipv4/netfilter/ip_tables.c	2004-12-20 07:02:08 +01:00
@@ -1274,7 +1274,7 @@
 			       sizeof(info.underflow));
 			info.num_entries = t->private->number;
 			info.size = t->private->size;
-			strcpy(info.name, name);
+			memcpy(info.name, name, sizeof(info.name));

if (copy_to_user(user, &info, *len) != 0)
ret = -EFAULT;

diff -Nru a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
@@ -1343,7 +1343,7 @@
 			       sizeof(info.underflow));
 			info.num_entries = t->private->number;
 			info.size = t->private->size;
-			strcpy(info.name, name);
+			memcpy(info.name, name, sizeof(info.name));
 
 			if (copy_to_user(user, &info, *len) != 0)
 				ret = -EFAULT;