diff --git a/backport-CVE-2022-46340.patch b/backport-0001-CVE-2022-46340.patch
similarity index 100%
rename from backport-CVE-2022-46340.patch
rename to backport-0001-CVE-2022-46340.patch
diff --git a/backport-0002-CVE-2022-46340.patch b/backport-0002-CVE-2022-46340.patch
new file mode 100644
index 0000000000000000000000000000000000000000..b227688b7a55f0ca01e92ddd15dd7407ebfababc
--- /dev/null
+++ b/backport-0002-CVE-2022-46340.patch
@@ -0,0 +1,34 @@
+From bb1711b7fba42f2a0c7d1c09beee241a1b2bcc30 Mon Sep 17 00:00:00 2001
+From: Peter Hutterer <peter.hutterer@who-t.net>
+Date: Mon, 19 Dec 2022 10:06:45 +1000
+Subject: [PATCH] Xext: fix invalid event type mask in XTestSwapFakeInput
+
+In commit b320ca0 the mask was inadvertently changed from octal 0177 to
+hexadecimal 0x177.
+
+Fixes commit b320ca0ffe4c0c872eeb3a93d9bde21f765c7c63
+  Xtest: disallow GenericEvents in XTestSwapFakeInput
+
+Found by Stuart Cassoff
+
+Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
+---
+ Xext/xtest.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/Xext/xtest.c b/Xext/xtest.c
+index 2985a4ce6..dde5c4cf9 100644
+--- a/Xext/xtest.c
++++ b/Xext/xtest.c
+@@ -502,7 +502,7 @@ XTestSwapFakeInput(ClientPtr client, xReq * req)
+ 
+     nev = ((req->length << 2) - sizeof(xReq)) / sizeof(xEvent);
+     for (ev = (xEvent *) &req[1]; --nev >= 0; ev++) {
+-        int evtype = ev->u.u.type & 0x177;
++        int evtype = ev->u.u.type & 0177;
+         /* Swap event */
+         proc = EventSwapVector[evtype];
+         /* no swapping proc; invalid event type? */
+-- 
+GitLab
+
diff --git a/backport-Xi-return-an-error-from-XI-property-changes-if-verification-failed.patch b/backport-Xi-return-an-error-from-XI-property-changes-if-verification-failed.patch
new file mode 100644
index 0000000000000000000000000000000000000000..e4f203a0459e906364576104d70ff935d90a0de8
--- /dev/null
+++ b/backport-Xi-return-an-error-from-XI-property-changes-if-verification-failed.patch
@@ -0,0 +1,41 @@
+From b8a84cb0f2807b07ab70ca9915fcdee21301b8ca Mon Sep 17 00:00:00 2001
+From: Peter Hutterer <peter.hutterer@who-t.net>
+Date: Tue, 29 Nov 2022 13:24:00 +1000
+Subject: [PATCH] Xi: return an error from XI property changes if verification
+ failed
+
+Both ProcXChangeDeviceProperty and ProcXIChangeProperty checked the
+property for validity but didn't actually return the potential error.
+
+Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
+Acked-by: Olivier Fourdan <ofourdan@redhat.com>
+---
+ Xi/xiproperty.c | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/Xi/xiproperty.c b/Xi/xiproperty.c
+index a36f7d61d..68c362c62 100644
+--- a/Xi/xiproperty.c
++++ b/Xi/xiproperty.c
+@@ -902,6 +902,8 @@ ProcXChangeDeviceProperty(ClientPtr client)
+ 
+     rc = check_change_property(client, stuff->property, stuff->type,
+                                stuff->format, stuff->mode, stuff->nUnits);
++    if (rc != Success)
++        return rc;
+ 
+     len = stuff->nUnits;
+     if (len > (bytes_to_int32(0xffffffff - sizeof(xChangeDevicePropertyReq))))
+@@ -1141,6 +1143,9 @@ ProcXIChangeProperty(ClientPtr client)
+ 
+     rc = check_change_property(client, stuff->property, stuff->type,
+                                stuff->format, stuff->mode, stuff->num_items);
++    if (rc != Success)
++        return rc;
++
+     len = stuff->num_items;
+     if (len > bytes_to_int32(0xffffffff - sizeof(xXIChangePropertyReq)))
+         return BadLength;
+-- 
+GitLab
+
diff --git a/xorg-x11-server.spec b/xorg-x11-server.spec
index 430c06ab1d7c0c689ab5c64bf4b4012c384e4aca..d20334eab505ffccaabf5d6a31009d74d8f40286 100644
--- a/xorg-x11-server.spec
+++ b/xorg-x11-server.spec
@@ -16,7 +16,7 @@
 
 Name:           xorg-x11-server
 Version:        1.20.11
-Release:        14
+Release:        15
 Summary:        X.Org X11 X server
 License:        MIT and GPLv2
 URL:            https://www.x.org
@@ -94,12 +94,14 @@ Patch6008: backport-CVE-2022-3551.patch
 Patch6009: xorg-server-1.20.11-sw.patch
 %endif
 Patch6010: backport-CVE-2022-3553.patch
-Patch6011: backport-CVE-2022-4283.patch
-Patch6012: backport-CVE-2022-46340.patch
+Patch6011: backport-0001-CVE-2022-46340.patch
+Patch6012: backport-0002-CVE-2022-46340.patch
 Patch6013: backport-CVE-2022-46341.patch
 Patch6014: backport-CVE-2022-46342.patch
 Patch6015: backport-CVE-2022-46343.patch
-Patch6016: backport-CVE-2022-46344.patch
+Patch6016: backport-Xi-return-an-error-from-XI-property-changes-if-verification-failed.patch
+Patch6017: backport-CVE-2022-46344.patch
+Patch6018: backport-CVE-2022-4283.patch
 
 BuildRequires:  audit-libs-devel autoconf automake bison dbus-devel flex git gcc 
 BuildRequires:  systemtap-sdt-devel libtool pkgconfig 
@@ -443,6 +445,9 @@ find %{inst_srcdir}/hw/xfree86 -name \*.c -delete
 %{_mandir}/man*/*
 
 %changelog
+* Tue Jan 10 2023 zhouwenpei <zhouwenpei1@h-partners.com> -1.20.11-15
+- add missing patches
+
 * Thu Dec 22 2022 wanglin <wangl29@chinatelecom.cn> - 1.20.11-14
 - Fix openEuler hard code problem
 - use -git instead of .git as the filename, to avoid .git ignore