diff --git a/bugfix-add-check-fw-in-entry.patch b/bugfix-add-check-fw-in-entry.patch
new file mode 100644
index 0000000000000000000000000000000000000000..e2ca0503d3ada689214ab7e6d7494ee03b41d966
--- /dev/null
+++ b/bugfix-add-check-fw-in-entry.patch
@@ -0,0 +1,135 @@
+From cbc3a30711701f0e8d7f5df14f84adfb2c9fec1f Mon Sep 17 00:00:00 2001
+From: majun <majun65@huawei.com>
+Date: Fri, 16 Apr 2021 14:52:42 +0800
+Subject: [PATCH] 
+
+iptables: add null check for fw in X_entry
+If the fw pointer is empty, a core dump occurs.
+
+---
+ iptables/ip6tables.c | 21 +++++++++++++++++++++
+ iptables/iptables.c  | 20 ++++++++++++++++++++
+ 2 files changed, 41 insertions(+)
+
+diff --git a/iptables/ip6tables.c b/iptables/ip6tables.c
+index 576c2cf..db79906 100644
+--- a/iptables/ip6tables.c
++++ b/iptables/ip6tables.c
+@@ -557,6 +557,10 @@ append_entry(const xt_chainlabel chain,
+ 	unsigned int i, j;
+ 	int ret = 1;
+ 
++        if (!fw) {
++                return 0;
++        }
++
+ 	for (i = 0; i < nsaddrs; i++) {
+ 		fw->ipv6.src = saddrs[i];
+ 		fw->ipv6.smsk = smasks[i];
+@@ -581,6 +585,11 @@ replace_entry(const xt_chainlabel chain,
+ 	      int verbose,
+ 	      struct xtc_handle *handle)
+ {
++
++        if (!fw) {
++                return 0;
++        }
++
+ 	fw->ipv6.src = *saddr;
+ 	fw->ipv6.dst = *daddr;
+ 	fw->ipv6.smsk = *smask;
+@@ -607,6 +616,10 @@ insert_entry(const xt_chainlabel chain,
+ 	unsigned int i, j;
+ 	int ret = 1;
+ 
++        if (!fw) {
++                return 0;
++        }
++
+ 	for (i = 0; i < nsaddrs; i++) {
+ 		fw->ipv6.src = saddrs[i];
+ 		fw->ipv6.smsk = smasks[i];
+@@ -674,6 +687,10 @@ delete_entry(const xt_chainlabel chain,
+ 	int ret = 1;
+ 	unsigned char *mask;
+ 
++        if (!fw) {
++                return 0;
++        }
++
+ 	mask = make_delete_mask(matches, target);
+ 	for (i = 0; i < nsaddrs; i++) {
+ 		fw->ipv6.src = saddrs[i];
+@@ -704,6 +721,10 @@ check_entry(const xt_chainlabel chain, struct ip6t_entry *fw,
+ 	int ret = 1;
+ 	unsigned char *mask;
+ 
++	if (!fw) {
++                return 0;
++        }
++
+ 	mask = make_delete_mask(matches, target);
+ 	for (i = 0; i < nsaddrs; i++) {
+ 		fw->ipv6.src = saddrs[i];
+diff --git a/iptables/iptables.c b/iptables/iptables.c
+index 88ef6cf..6507603 100644
+--- a/iptables/iptables.c
++++ b/iptables/iptables.c
+@@ -549,6 +549,10 @@ append_entry(const xt_chainlabel chain,
+ 	unsigned int i, j;
+ 	int ret = 1;
+ 
++	if (!fw) {
++		return 0;
++	}
++
+ 	for (i = 0; i < nsaddrs; i++) {
+ 		fw->ip.src.s_addr = saddrs[i].s_addr;
+ 		fw->ip.smsk.s_addr = smasks[i].s_addr;
+@@ -573,6 +577,10 @@ replace_entry(const xt_chainlabel chain,
+ 	      int verbose,
+ 	      struct xtc_handle *handle)
+ {
++	if (!fw) {
++                return 0;
++        }
++
+ 	fw->ip.src.s_addr = saddr->s_addr;
+ 	fw->ip.dst.s_addr = daddr->s_addr;
+ 	fw->ip.smsk.s_addr = smask->s_addr;
+@@ -599,6 +607,10 @@ insert_entry(const xt_chainlabel chain,
+ 	unsigned int i, j;
+ 	int ret = 1;
+ 
++        if (!fw) {
++                return 0;
++        }
++
+ 	for (i = 0; i < nsaddrs; i++) {
+ 		fw->ip.src.s_addr = saddrs[i].s_addr;
+ 		fw->ip.smsk.s_addr = smasks[i].s_addr;
+@@ -666,6 +678,10 @@ delete_entry(const xt_chainlabel chain,
+ 	int ret = 1;
+ 	unsigned char *mask;
+ 
++        if (!fw) {
++                return 0;
++        }
++
+ 	mask = make_delete_mask(matches, target);
+ 	for (i = 0; i < nsaddrs; i++) {
+ 		fw->ip.src.s_addr = saddrs[i].s_addr;
+@@ -696,6 +712,10 @@ check_entry(const xt_chainlabel chain, struct ipt_entry *fw,
+ 	int ret = 1;
+ 	unsigned char *mask;
+ 
++        if (!fw) {
++                return 0;
++        }
++
+ 	mask = make_delete_mask(matches, target);
+ 	for (i = 0; i < nsaddrs; i++) {
+ 		fw->ip.src.s_addr = saddrs[i].s_addr;
+-- 
+2.27.0
+
diff --git a/iptables.spec b/iptables.spec
index b2d075ef6a903dd80c03fffed59afe96fcd84591..b49d96aa5edbfdfd11303afd63c93ca09a282147 100644
--- a/iptables.spec
+++ b/iptables.spec
@@ -2,7 +2,7 @@
 %global legacy_actions %{_libexecdir}/initscripts/legacy-actions
 Name:		  iptables
 Version:	  1.8.7
-Release:	  2
+Release:	  3
 Summary:	  IP packet filter administration utilities
 License:	  GPLv2 and Artistic Licence 2.0 and ISC
 URL:		  https://www.netfilter.org/
@@ -315,6 +315,12 @@ fi
 %{_mandir}/man8/xtables-legacy*
 
 %changelog
+* Fri Nov 26 2021 xihaochen<xihaochen@huawei.com> - 1.8.7-3
+- Type:bugfix
+- ID:NA
+- SUG:restart
+- DESC:add check fw in entry
+
 * Mon Aug 02 2021 chenyanpanHW <chenyanpan@huawei.com> - 1.8.7-2
 - DESC: delete -S git from %autosetup, and delete BuildRequires git