diff --git a/0095-fix-error-unsent-coredump.patch b/0095-fix-error-unsent-coredump.patch
new file mode 100644
index 0000000000000000000000000000000000000000..dfb7d7a64898a85dc179d2fe86f7135ccc249701
--- /dev/null
+++ b/0095-fix-error-unsent-coredump.patch
@@ -0,0 +1,25 @@
+From 15b188c106cb57e5c928311af8a62ab74c06bd35 Mon Sep 17 00:00:00 2001
+From: compile_success <980965867@qq.com>
+Date: Sat, 16 Dec 2023 07:58:30 +0000
+Subject: [PATCH] fix error unsent coredump
+
+---
+ src/core/tcp_out.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/src/core/tcp_out.c b/src/core/tcp_out.c
+index 137e3cf..f133142 100644
+--- a/src/core/tcp_out.c
++++ b/src/core/tcp_out.c
+@@ -1613,6 +1613,8 @@ tcp_output(struct tcp_pcb *pcb)
+         if (err != ERR_OK) {
+             /* segment could not be sent, for whatever reason */
+             tcp_set_flags(pcb, TF_NAGLEMEMERR);
++            if (pcb->unsent == NULL)
++                pcb->last_unsent = NULL;
+             return err;
+         }
+ 
+-- 
+2.33.0
+
diff --git a/lwip.spec b/lwip.spec
index 526da01df1b18d01982019b750bade95d78bc7a5..5c6b02a2acb55fbc129674b403c0b17e16fb13f0 100644
--- a/lwip.spec
+++ b/lwip.spec
@@ -4,7 +4,7 @@
 Summary: lwip is a small independent implementation of the TCP/IP protocol suite
 Name:    lwip
 Version: 2.1.3
-Release: 97
+Release: 98
 License: BSD
 URL:     http://savannah.nongnu.org/projects/lwip/
 Source0: http://download.savannah.nongnu.org/releases/lwip/%{name}-%{version}.zip
@@ -108,6 +108,7 @@ Patch9090:  0091-add-fd-log-info-and-fix-wrong-port-log-info.patch
 Patch9091:  0092-fix-the-coredump-issue-when-UDP-traffic-is-sent.patch
 Patch9092:  0093-modfiy-accept-null-pointer-when-new-conn-receive-RST-packet-in-listening.patch
 Patch9093:  0094-lwip-log-fix-reversed-port-in-tcp_input.patch
+Patch9094:  0095-fix-error-unsent-coredump.patch 
 
 BuildRequires: gcc-c++ dos2unix dpdk-devel
 
@@ -138,6 +139,9 @@ cd %{_builddir}/%{name}-%{version}/src
 %{_libdir}/liblwip.a
 
 %changelog
+* Sat Dec 16 2023 zhujunhao <zhujunhao11@huawei.com> - 2.1.3-98
+- fix error unsent segment
+
 * Fri Dec 15 2023 yangchen <yangchen145@huawei.com> - 2.1.3-97
 - lwip log: fix reversed port in tcp_input