diff --git a/0005-cve-2023-34455.patch b/0005-cve-2023-34455.patch
index 9863ed1c9cbe0b6881a1dd669781a7cef3c30885..d068c565440c128883d0a42dfd19f76736154d76 100644
--- a/0005-cve-2023-34455.patch
+++ b/0005-cve-2023-34455.patch
@@ -1,8 +1,8 @@
 diff --git a/distribution/server/src/assemble/LICENSE.bin.txt b/distribution/server/src/assemble/LICENSE.bin.txt
-index 1ce81c7344..ad93b3abef 100644
+index 9b4a65d400..885ab204a5 100644
 --- a/distribution/server/src/assemble/LICENSE.bin.txt
 +++ b/distribution/server/src/assemble/LICENSE.bin.txt
-@@ -526,7 +526,7 @@ The Apache Software License, Version 2.0
+@@ -529,7 +529,7 @@ The Apache Software License, Version 2.0
      - org.apache.zookeeper-zookeeper-jute-3.6.3.jar
      - org.apache.zookeeper-zookeeper-prometheus-metrics-3.6.3.jar
    * Snappy Java
@@ -12,7 +12,7 @@ index 1ce81c7344..ad93b3abef 100644
      - com.google.http-client-google-http-client-jackson2-1.41.0.jar
      - com.google.http-client-google-http-client-gson-1.41.0.jar
 diff --git a/pom.xml b/pom.xml
-index 69adebd4df..6ac97ee8e6 100644
+index 3fa8222bc5..fa629aeb7c 100644
 --- a/pom.xml
 +++ b/pom.xml
 @@ -107,7 +107,7 @@ flexible messaging model and an intuitive client API.</description>
@@ -23,9 +23,9 @@ index 69adebd4df..6ac97ee8e6 100644
 +    <snappy.version>1.1.10.1</snappy.version> <!-- ZooKeeper server -->
      <dropwizardmetrics.version>3.2.5</dropwizardmetrics.version> <!-- ZooKeeper server -->
      <curator.version>5.1.0</curator.version>
-     <netty.version>4.1.87.Final</netty.version>
+     <netty.version>4.1.89.Final</netty.version>
 diff --git a/pulsar-sql/presto-distribution/LICENSE b/pulsar-sql/presto-distribution/LICENSE
-index 4087b9e83e..434d65f990 100644
+index 6fa2572afb..ccfbd70877 100644
 --- a/pulsar-sql/presto-distribution/LICENSE
 +++ b/pulsar-sql/presto-distribution/LICENSE
 @@ -457,7 +457,7 @@ The Apache Software License, Version 2.0
diff --git a/0006-fix-memory-leak.patch b/0006-fix-memory-leak.patch
new file mode 100644
index 0000000000000000000000000000000000000000..0d04bcd9ea8733398de418929d0f6c54fbfc41f9
--- /dev/null
+++ b/0006-fix-memory-leak.patch
@@ -0,0 +1,155 @@
+diff --git a/buildtools/pom.xml b/buildtools/pom.xml
+index f095709d2c..9dbbba70f9 100644
+--- a/buildtools/pom.xml
++++ b/buildtools/pom.xml
+@@ -131,7 +131,7 @@
+     <dependency>
+       <groupId>io.netty</groupId>
+       <artifactId>netty-common</artifactId>
+-      <version>4.1.89.Final</version>
++      <version>4.1.93.Final</version>
+       <scope>test</scope>
+     </dependency>
+     <dependency>
+diff --git a/distribution/server/src/assemble/LICENSE.bin.txt b/distribution/server/src/assemble/LICENSE.bin.txt
+index 885ab204a5..a413803445 100644
+--- a/distribution/server/src/assemble/LICENSE.bin.txt
++++ b/distribution/server/src/assemble/LICENSE.bin.txt
+@@ -352,34 +352,34 @@ The Apache Software License, Version 2.0
+     - org.apache.commons-commons-compress-1.21.jar
+     - org.apache.commons-commons-lang3-3.11.jar
+  * Netty
+-    - io.netty-netty-buffer-4.1.89.Final.jar
+-    - io.netty-netty-codec-4.1.89.Final.jar
+-    - io.netty-netty-codec-dns-4.1.89.Final.jar
+-    - io.netty-netty-codec-http-4.1.89.Final.jar
+-    - io.netty-netty-codec-http2-4.1.89.Final.jar
+-    - io.netty-netty-codec-socks-4.1.89.Final.jar
+-    - io.netty-netty-codec-haproxy-4.1.89.Final.jar
+-    - io.netty-netty-common-4.1.89.Final.jar
+-    - io.netty-netty-handler-4.1.89.Final.jar
+-    - io.netty-netty-handler-proxy-4.1.89.Final.jar
+-    - io.netty-netty-resolver-4.1.89.Final.jar
+-    - io.netty-netty-resolver-dns-4.1.89.Final.jar
+-    - io.netty-netty-resolver-dns-classes-macos-4.1.89.Final.jar
+-    - io.netty-netty-resolver-dns-native-macos-4.1.89.Final-osx-aarch_64.jar
+-    - io.netty-netty-resolver-dns-native-macos-4.1.89.Final-osx-x86_64.jar
+-    - io.netty-netty-transport-4.1.89.Final.jar
+-    - io.netty-netty-transport-classes-epoll-4.1.89.Final.jar
+-    - io.netty-netty-transport-native-epoll-4.1.89.Final-linux-x86_64.jar
+-    - io.netty-netty-transport-native-epoll-4.1.89.Final.jar
+-    - io.netty-netty-transport-native-unix-common-4.1.89.Final.jar
+-    - io.netty-netty-transport-native-unix-common-4.1.89.Final-linux-x86_64.jar
+-    - io.netty-netty-tcnative-boringssl-static-2.0.56.Final.jar
+-    - io.netty-netty-tcnative-boringssl-static-2.0.56.Final-linux-aarch_64.jar
+-    - io.netty-netty-tcnative-boringssl-static-2.0.56.Final-linux-x86_64.jar
+-    - io.netty-netty-tcnative-boringssl-static-2.0.56.Final-osx-aarch_64.jar
+-    - io.netty-netty-tcnative-boringssl-static-2.0.56.Final-osx-x86_64.jar
+-    - io.netty-netty-tcnative-boringssl-static-2.0.56.Final-windows-x86_64.jar
+-    - io.netty-netty-tcnative-classes-2.0.56.Final.jar
++    - io.netty-netty-buffer-4.1.93.Final.jar
++    - io.netty-netty-codec-4.1.93.Final.jar
++    - io.netty-netty-codec-dns-4.1.93.Final.jar
++    - io.netty-netty-codec-http-4.1.93.Final.jar
++    - io.netty-netty-codec-http2-4.1.93.Final.jar
++    - io.netty-netty-codec-socks-4.1.93.Final.jar
++    - io.netty-netty-codec-haproxy-4.1.93.Final.jar
++    - io.netty-netty-common-4.1.93.Final.jar
++    - io.netty-netty-handler-4.1.93.Final.jar
++    - io.netty-netty-handler-proxy-4.1.93.Final.jar
++    - io.netty-netty-resolver-4.1.93.Final.jar
++    - io.netty-netty-resolver-dns-4.1.93.Final.jar
++    - io.netty-netty-resolver-dns-classes-macos-4.1.93.Final.jar
++    - io.netty-netty-resolver-dns-native-macos-4.1.93.Final-osx-aarch_64.jar
++    - io.netty-netty-resolver-dns-native-macos-4.1.93.Final-osx-x86_64.jar
++    - io.netty-netty-transport-4.1.93.Final.jar
++    - io.netty-netty-transport-classes-epoll-4.1.93.Final.jar
++    - io.netty-netty-transport-native-epoll-4.1.93.Final-linux-x86_64.jar
++    - io.netty-netty-transport-native-epoll-4.1.93.Final.jar
++    - io.netty-netty-transport-native-unix-common-4.1.93.Final.jar
++    - io.netty-netty-transport-native-unix-common-4.1.93.Final-linux-x86_64.jar
++    - io.netty-netty-tcnative-boringssl-static-2.0.61.Final.jar
++    - io.netty-netty-tcnative-boringssl-static-2.0.61.Final-linux-aarch_64.jar
++    - io.netty-netty-tcnative-boringssl-static-2.0.61.Final-linux-x86_64.jar
++    - io.netty-netty-tcnative-boringssl-static-2.0.61.Final-osx-aarch_64.jar
++    - io.netty-netty-tcnative-boringssl-static-2.0.61.Final-osx-x86_64.jar
++    - io.netty-netty-tcnative-boringssl-static-2.0.61.Final-windows-x86_64.jar
++    - io.netty-netty-tcnative-classes-2.0.61.Final.jar
+  * Prometheus client
+     - io.prometheus-simpleclient-0.5.0.jar
+     - io.prometheus-simpleclient_common-0.5.0.jar
+diff --git a/pom.xml b/pom.xml
+index fa629aeb7c..0e841b4ab5 100644
+--- a/pom.xml
++++ b/pom.xml
+@@ -110,8 +110,8 @@ flexible messaging model and an intuitive client API.</description>
+     <snappy.version>1.1.10.1</snappy.version> <!-- ZooKeeper server -->
+     <dropwizardmetrics.version>3.2.5</dropwizardmetrics.version> <!-- ZooKeeper server -->
+     <curator.version>5.1.0</curator.version>
+-    <netty.version>4.1.89.Final</netty.version>
+-    <netty-iouring.version>0.0.18.Final</netty-iouring.version>
++    <netty.version>4.1.93.Final</netty.version>
++    <netty-iouring.version>0.0.21.Final</netty-iouring.version>
+     <jetty.version>9.4.48.v20220622</jetty.version>
+     <conscrypt.version>2.5.2</conscrypt.version>
+     <jersey.version>2.34</jersey.version>
+diff --git a/pulsar-sql/presto-distribution/LICENSE b/pulsar-sql/presto-distribution/LICENSE
+index ccfbd70877..dae80a80ec 100644
+--- a/pulsar-sql/presto-distribution/LICENSE
++++ b/pulsar-sql/presto-distribution/LICENSE
+@@ -232,31 +232,31 @@ The Apache Software License, Version 2.0
+     - commons-lang3-3.11.jar
+  * Netty
+      - netty-3.10.6.Final.jar
+-    - netty-buffer-4.1.89.Final.jar
+-    - netty-codec-4.1.89.Final.jar
+-    - netty-codec-dns-4.1.89.Final.jar
+-    - netty-codec-http-4.1.89.Final.jar
+-    - netty-codec-haproxy-4.1.89.Final.jar
+-    - netty-codec-socks-4.1.89.Final.jar
+-    - netty-handler-proxy-4.1.89.Final.jar
+-    - netty-common-4.1.89.Final.jar
+-    - netty-handler-4.1.89.Final.jar
++    - netty-buffer-4.1.93.Final.jar
++    - netty-codec-4.1.93.Final.jar
++    - netty-codec-dns-4.1.93.Final.jar
++    - netty-codec-http-4.1.93.Final.jar
++    - netty-codec-haproxy-4.1.93.Final.jar
++    - netty-codec-socks-4.1.93.Final.jar
++    - netty-handler-proxy-4.1.93.Final.jar
++    - netty-common-4.1.93.Final.jar
++    - netty-handler-4.1.93.Final.jar
+     - netty-reactive-streams-2.0.6.jar
+-    - netty-resolver-4.1.89.Final.jar
+-    - netty-resolver-dns-4.1.89.Final.jar
+-    - netty-tcnative-boringssl-static-2.0.56.Final.jar
+-    - netty-tcnative-boringssl-static-2.0.56.Final-linux-aarch_64.jar
+-    - netty-tcnative-boringssl-static-2.0.56.Final-linux-x86_64.jar
+-    - netty-tcnative-boringssl-static-2.0.56.Final-osx-aarch_64.jar
+-    - netty-tcnative-boringssl-static-2.0.56.Final-osx-x86_64.jar
+-    - netty-tcnative-boringssl-static-2.0.56.Final-windows-x86_64.jar
+-    - netty-tcnative-classes-2.0.56.Final.jar
+-    - netty-transport-4.1.89.Final.jar
+-    - netty-transport-classes-epoll-4.1.89.Final.jar
+-    - netty-transport-native-epoll-4.1.89.Final-linux-x86_64.jar
+-    - netty-transport-native-unix-common-4.1.89.Final.jar
+-    - netty-transport-native-unix-common-4.1.89.Final-linux-x86_64.jar
+-    - netty-codec-http2-4.1.87.Final.jar
++    - netty-resolver-4.1.93.Final.jar
++    - netty-resolver-dns-4.1.93.Final.jar
++    - netty-tcnative-boringssl-static-2.0.61.Final.jar
++    - netty-tcnative-boringssl-static-2.0.61.Final-linux-aarch_64.jar
++    - netty-tcnative-boringssl-static-2.0.61.Final-linux-x86_64.jar
++    - netty-tcnative-boringssl-static-2.0.61.Final-osx-aarch_64.jar
++    - netty-tcnative-boringssl-static-2.0.61.Final-osx-x86_64.jar
++    - netty-tcnative-boringssl-static-2.0.61.Final-windows-x86_64.jar
++    - netty-tcnative-classes-2.0.61.Final.jar
++    - netty-transport-4.1.93.Final.jar
++    - netty-transport-classes-epoll-4.1.93.Final.jar
++    - netty-transport-native-epoll-4.1.93.Final-linux-x86_64.jar
++    - netty-transport-native-unix-common-4.1.93.Final.jar
++    - netty-transport-native-unix-common-4.1.93.Final-linux-x86_64.jar
++    - netty-codec-http2-4.1.87.Final.jar 
+  * GRPC
+     - grpc-api-1.45.1.jar
+     - grpc-context-1.45.1.jar
diff --git a/pulsar.spec b/pulsar.spec
index 3dd940acffb3b32e1208e149ccabef64fa7c941e..f7d1e2685f19aedab49f6423c5e814e07097e7e1 100644
--- a/pulsar.spec
+++ b/pulsar.spec
@@ -1,6 +1,6 @@
 %define debug_package %{nil}
 %define pulsar_ver 2.10.4
-%define pkg_ver 5
+%define pkg_ver 6
 %define _prefix /opt/pulsar
 Summary: Cloud-Native, Distributed Messaging and Streaming
 Name: pulsar
@@ -15,6 +15,7 @@ Patch0002: 0002-resolve-cve-2023-32697.patch
 Patch0003: 0003-CVE-2023-2976.patch
 Patch0004: 0004-netty-to-4.1.89.patch
 Patch0005: 0005-cve-2023-34455.patch
+Patch0006: 0006-fix-memory-leak.patch
 BuildRoot: /root/rpmbuild/BUILDROOT/
 BuildRequires: java-1.8.0-openjdk-devel,maven,systemd
 Requires: java-1.8.0-openjdk,systemd
@@ -32,6 +33,7 @@ Pulsar is a distributed pub-sub messaging platform with a very flexible messagin
 %patch0003 -p1
 %patch0004 -p1
 %patch0005 -p1
+%patch0006 -p1
 
 %build
 mvn clean install -Pcore-modules,-main -DskipTests
@@ -57,6 +59,8 @@ getent passwd pulsar >/dev/null || useradd -r -g pulsar -d / -s /sbin/nologin pu
 exit 0
 
 %changelog
+* Fri Dec 1 2023 Dapeng Sun <sundapeng@cmss.chinamobile.com> - 2.10.4-6
+- fix memory leak
 * Fri Dec 1 2023 Dapeng Sun <sundapeng@cmss.chinamobile.com> - 2.10.4-5
 - resolve CVE-2023-34455
 * Fri Dec 1 2023 Dapeng Sun <sundapeng@cmss.chinamobile.com> - 2.10.4-4