diff --git a/0000-mysql-add-fstack-protector-strong.patch b/0000-mysql-add-fstack-protector-strong.patch
index 0db062269e24d7cbee1901894b3a6b6d5c7789af..4e1e7bb6268c08c4eea65e350ee9aa292a843e4b 100644
--- a/0000-mysql-add-fstack-protector-strong.patch
+++ b/0000-mysql-add-fstack-protector-strong.patch
@@ -5,10 +5,10 @@ From d770dfea36dcbe8d63ad0819e796d180ab2ea638 Mon Sep 17 00:00:00 2001
  1 file changed, 2 insertions(+)
 
 diff --git a/cmake/build_configurations/compiler_options.cmake b/cmake/build_configurations/compiler_options.cmake
-index a319983..aea15a3 100644
+index a30eafe1..c548858e 100644
 --- a/cmake/build_configurations/compiler_options.cmake
 +++ b/cmake/build_configurations/compiler_options.cmake
-@@ -45,6 +45,7 @@ IF(UNIX)
+@@ -38,6 +38,7 @@ IF(UNIX)
    # Default GCC flags
    IF(MY_COMPILER_IS_GNU)
      SET(COMMON_C_FLAGS               "-fno-omit-frame-pointer")
@@ -16,14 +16,14 @@ index a319983..aea15a3 100644
      # Disable inline optimizations for valgrind testing to avoid false positives
      IF(WITH_VALGRIND)
        STRING_PREPEND(COMMON_C_FLAGS  "-fno-inline ")
-@@ -55,6 +56,7 @@ IF(UNIX)
+@@ -48,6 +49,7 @@ IF(UNIX)
      ENDIF()
  
-     SET(COMMON_CXX_FLAGS             "-std=c++14 -fno-omit-frame-pointer")
+     SET(COMMON_CXX_FLAGS             "-std=c++17 -fno-omit-frame-pointer")
 +    SET(COMMON_CXX_FLAGS               "-fstack-protector-strong")
      # Disable inline optimizations for valgrind testing to avoid false positives
      IF(WITH_VALGRIND)
        STRING_PREPEND(COMMON_CXX_FLAGS  "-fno-inline ")
 -- 
-2.23.0
+2.27.0
 
diff --git a/mysql-boost-8.0.26.tar.gz b/mysql-boost-8.0.27.tar.gz
similarity index 91%
rename from mysql-boost-8.0.26.tar.gz
rename to mysql-boost-8.0.27.tar.gz
index e48b2c877aac6211f955fce0f8bac4ecbc8d75b8..90a19c72843a6ad3548438c32854644f903045bc 100644
Binary files a/mysql-boost-8.0.26.tar.gz and b/mysql-boost-8.0.27.tar.gz differ
diff --git a/mysql.spec b/mysql.spec
index b4c8fd9a387b925bcd3db8d54a9d1771257cc941..df6b8ff7d917a677a3f8f8c9e4e88005c0fbc589 100644
--- a/mysql.spec
+++ b/mysql.spec
@@ -6,7 +6,7 @@
 %global pkgnamepatch mysql
 %global boost_bundled_version 1.73.0
 Name:              mysql
-Version:           8.0.26
+Version:           8.0.27
 Release:           1
 License:           GPLv2 with exceptions and LGPLv2 and BSD
 Summary:           The world's most popular open source database
@@ -113,6 +113,14 @@ fi
 %exclude /usr/lib/debug
 
 %changelog
+* Fri Oct 29 2021 yaoxin <yaoxin30@huawei.com> - 8.0.27-1
+  Upgrade mysql to 8.0.27,fix CVES:CVE-2021-2471 CVE-2021-2478 CVE-2021-2479
+  CVE-2021-2481  CVE-2021-35546 CVE-2021-35575 CVE-2021-35577 CVE-2021-35591
+  CVE-2021-35596 CVE-2021-35597 CVE-2021-35602 CVE-2021-35604 CVE-2021-35607
+  CVE-2021-35608 CVE-2021-35610 CVE-2021-35612 CVE-2021-35618
+  CVE-2021-35621-to-CVE-2021-35636 CVE-2021-35638-to-CVE-2021-35642
+  CVE-2021-35644-to-CVE-2021-35648
+
 * Mon Aug 2 2021 liwu <liwu13@huawei.com> - 8.0.26-1
 - Upgrade mysql to 8.0.26,fix CVE-2021-2356,fix CVE-2021-2339,CVE-2021-2354
   CVE-2021-2352,CVE-2021-2340