diff --git a/0046-nfp-verify-strdup-return.patch b/0046-nfp-verify-strdup-return.patch
new file mode 100644
index 0000000000000000000000000000000000000000..aa2ef905190267a4d292533dfc021557af128a15
--- /dev/null
+++ b/0046-nfp-verify-strdup-return.patch
@@ -0,0 +1,36 @@
+From 4ea9eeb66170b30eb5bf02f91531f08aecd13298 Mon Sep 17 00:00:00 2001
+From: Chengwen Feng <fengchengwen@huawei.com>
+Date: Fri, 10 Nov 2023 10:01:09 +0000
+Subject: [PATCH] net/nfp: verify strdup return
+
+Add verify strdup return value logic.
+
+Fixes: 3d21da66c06b ("net/nfp: create security session")
+Cc: stable@dpdk.org
+
+Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
+Acked-by: Chaoyong He <chaoyong.he@corigine.com>
+
+---
+ drivers/net/nfp/nfp_ipsec.c | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/drivers/net/nfp/nfp_ipsec.c b/drivers/net/nfp/nfp_ipsec.c
+index 4529473..7ce9cca 100644
+--- a/drivers/net/nfp/nfp_ipsec.c
++++ b/drivers/net/nfp/nfp_ipsec.c
+@@ -524,6 +524,11 @@ nfp_aesgcm_iv_update(struct ipsec_add_sa *cfg,
+ 	uint8_t *cfg_iv;
+ 
+ 	iv_str = strdup(iv_string);
++	if (iv_str == NULL) {
++		PMD_DRV_LOG(ERR, "Failed to strdup iv_string");
++		return;
++	}
++
+ 	cfg_iv = (uint8_t *)cfg->aesgcm_fields.iv;
+ 
+ 	for (i = 0; i < iv_len; i++) {
+-- 
+2.27.0
+
diff --git a/dpdk.spec b/dpdk.spec
index 91a366a8c0d837681b6e48cc201a402d7be81833..40c831f6e8d7f13aa3d742d91261044806a69a33 100644
--- a/dpdk.spec
+++ b/dpdk.spec
@@ -10,7 +10,7 @@
 
 Name: dpdk
 Version: 23.11
-Release: 19
+Release: 20
 URL: http://dpdk.org
 Source: https://fast.dpdk.org/rel/dpdk-%{version}.tar.xz
 
@@ -70,6 +70,7 @@ Patch9037: 0043-remove-symbol-for-examples-and-app.patch
 
 Patch6044: 0044-net-hns3-support-more-VLAN-fields-matching.patch
 Patch6045: 0045-net-hns3-add-Rx-DMA-address-align-check.patch
+Patch6046: 0046-nfp-verify-strdup-return.patch
 
 BuildRequires: meson
 BuildRequires: python3-pyelftools
@@ -266,6 +267,9 @@ strip -g $RPM_BUILD_ROOT/lib/modules/%{kern_devel_ver}/extra/dpdk/igb_uio.ko
 %endif
 
 %changelog
+* Thu Aug 15 2024 yanshuai <yanshuai01@kylinos.cn> - 23.11-20
+- net/nfp: verify strdup return
+
 * Tue Jul 23 2024 huangdengdui <huangdengui@huawei.com> - 23.11-19
  Support more VLAN fields matching for hns3 and sync a bugfix
  - net/hns3: add Rx DMA address align check