diff --git a/1592.patch b/1592.patch
deleted file mode 100644
index b50ff59..0000000
--- a/1592.patch
+++ /dev/null
@@ -1,139 +0,0 @@
-From c2c1232255d35ca641709a7dfbd3b70a6cb155bf Mon Sep 17 00:00:00 2001
-From: TJ Saunders <tj@castaglia.org>
-Date: Fri, 3 Feb 2023 11:04:24 -0800
-Subject: [PATCH] Issue #1590: When we properly detect (via linking) the
- `libidn2` library, make sure that the proper linker flags are set, especially
- for linking dynamic modules.
-
----
- configure    | 20 ++++++++++++++++----
- configure.in | 14 ++++++++++++--
- 2 files changed, 28 insertions(+), 6 deletions(-)
-
-diff --git a/configure b/configure
-index 8db039b50..03d973203 100755
---- a/configure
-+++ b/configure
-@@ -21447,6 +21447,8 @@ rm -f core conftest.err conftest.$ac_objext \
- 
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for idn2_to_ascii_8z" >&5
- $as_echo_n "checking for idn2_to_ascii_8z... " >&6; }
-+old_libs=$LIBS
-+LIBS="-lidn2 $LIBS"
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
- /* end confdefs.h.  */
- 
-@@ -21468,7 +21470,7 @@ main ()
-   return 0;
- }
- _ACEOF
--if ac_fn_c_try_compile "$LINENO"; then :
-+if ac_fn_c_try_link "$LINENO"; then :
- 
-     { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
- $as_echo "yes" >&6; }
-@@ -21476,18 +21478,24 @@ $as_echo "yes" >&6; }
- $as_echo "#define HAVE_IDN2_TO_ASCII_8Z 1" >>confdefs.h
- 
-     MAIN_LIBS="$MAIN_LIBS -lidn2"
-+    ac_orig_libs="$ac_orig_libs -lidn2"
-+    SHARED_MODULE_LIBS="$SHARED_MODULE_LIBS -lidn2"
- 
- else
- 
-     { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
- $as_echo "no" >&6; }
-+    LIBS=$old_libs
- 
- 
- fi
--rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-+rm -f core conftest.err conftest.$ac_objext \
-+    conftest$ac_exeext conftest.$ac_ext
- 
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for idna_to_ascii_8z" >&5
- $as_echo_n "checking for idna_to_ascii_8z... " >&6; }
-+old_libs=$LIBS
-+LIBS="-lidn $LIBS"
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
- /* end confdefs.h.  */
- 
-@@ -21509,7 +21517,7 @@ main ()
-   return 0;
- }
- _ACEOF
--if ac_fn_c_try_compile "$LINENO"; then :
-+if ac_fn_c_try_link "$LINENO"; then :
- 
-     { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
- $as_echo "yes" >&6; }
-@@ -21517,15 +21525,19 @@ $as_echo "yes" >&6; }
- $as_echo "#define HAVE_IDNA_TO_ASCII_8Z 1" >>confdefs.h
- 
-     MAIN_LIBS="$MAIN_LIBS -lidn"
-+    ac_orig_libs="$ac_orig_libs -lidn"
-+    SHARED_MODULE_LIBS="$SHARED_MODULE_LIBS -lidn"
- 
- else
- 
-     { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
- $as_echo "no" >&6; }
-+    LIBS=$old_libs
- 
- 
- fi
--rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-+rm -f core conftest.err conftest.$ac_objext \
-+    conftest$ac_exeext conftest.$ac_ext
- 
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dirfd" >&5
- $as_echo_n "checking for dirfd... " >&6; }
-diff --git a/configure.in b/configure.in
-index cd753c1f2..12a534451 100644
---- a/configure.in
-+++ b/configure.in
-@@ -2058,7 +2058,9 @@ AC_TRY_LINK(
- )
- 
- AC_MSG_CHECKING([for idn2_to_ascii_8z])
--AC_TRY_COMPILE(
-+old_libs=$LIBS
-+LIBS="-lidn2 $LIBS"
-+AC_TRY_LINK(
-   [
-     #include <sys/types.h>
-     #ifdef HAVE_IDN2_H
-@@ -2075,14 +2077,19 @@ AC_TRY_COMPILE(
-     AC_MSG_RESULT(yes)
-     AC_DEFINE(HAVE_IDN2_TO_ASCII_8Z, 1, [Define if you have idn2_to_ascii_8z])
-     MAIN_LIBS="$MAIN_LIBS -lidn2"
-+    ac_orig_libs="$ac_orig_libs -lidn2"
-+    SHARED_MODULE_LIBS="$SHARED_MODULE_LIBS -lidn2"
-   ],
-   [
-     AC_MSG_RESULT(no)
-+    LIBS=$old_libs
-   ]
- )
- 
- AC_MSG_CHECKING([for idna_to_ascii_8z])
--AC_TRY_COMPILE(
-+old_libs=$LIBS
-+LIBS="-lidn $LIBS"
-+AC_TRY_LINK(
-   [
-     #include <sys/types.h>
-     #ifdef HAVE_IDNA_H
-@@ -2099,9 +2106,12 @@ AC_TRY_COMPILE(
-     AC_MSG_RESULT(yes)
-     AC_DEFINE(HAVE_IDNA_TO_ASCII_8Z, 1, [Define if you have idna_to_ascii_8z])
-     MAIN_LIBS="$MAIN_LIBS -lidn"
-+    ac_orig_libs="$ac_orig_libs -lidn"
-+    SHARED_MODULE_LIBS="$SHARED_MODULE_LIBS -lidn"
-   ],
-   [
-     AC_MSG_RESULT(no)
-+    LIBS=$old_libs
-   ]
- )
- 
diff --git a/proftpd-1.3.8.tar.gz b/proftpd-1.3.8b.tar.gz
similarity index 68%
rename from proftpd-1.3.8.tar.gz
rename to proftpd-1.3.8b.tar.gz
index 6b8a6a5..f40ee8b 100644
Binary files a/proftpd-1.3.8.tar.gz and b/proftpd-1.3.8b.tar.gz differ
diff --git a/proftpd.spec b/proftpd.spec
index 63b24e7..d5a1fee 100644
--- a/proftpd.spec
+++ b/proftpd.spec
@@ -21,7 +21,7 @@
 %global vendor %{?_vendor:%{_vendor}}%{!?_vendor:openEuler}
 
 Name:			proftpd
-Version:		1.3.8
+Version:		1.3.8b
 Release:		1
 Summary:		Flexible, stable and highly-configurable FTP server
 License:		GPLv2+
@@ -45,7 +45,6 @@ Patch4:			proftpd-1.3.6-no-mod-wrap.patch
 Patch5:			proftpd-1.3.6-no-mod-geoip.patch
 Patch6:			proftpd-1.3.7rc3-logging-not-systemd.patch
 Patch8:			proftpd-1.3.8-fix-environment-sensitive-tests-failure.patch
-Patch9:			1592.patch
 
 BuildRequires:		coreutils
 BuildRequires:		gcc
@@ -252,8 +251,6 @@ sed -i -e '/killall/s/test.*/systemctl reload proftpd.service/' \
 
 %patch8 -p1
 
-%patch9 -p1 -b .libidn2
-
 # Avoid docfile dependencies
 chmod -c -x contrib/xferstats.holger-preiss
 
@@ -538,6 +535,9 @@ fi
 %{_mandir}/man1/ftpwho.1*
 
 %changelog
+* Tue Dec 26 2023 wangkai <13474090681@163.com> - 1.3.8b-1
+- Update to 1.3.8b for fix CVE-2023-51713,CVE-2023-48795
+
 * Tue Apr 11 2023 chenchen <chen_aka_jan@163.com> - 1.3.8-1
 - Update to 1.3.8