netty codec vuln fixed

provider/notification-ibm/pom.xml

@@ -51,8 +51,18 @@
             <groupId>org.opengroup.osdu</groupId>
             <artifactId>notification-core</artifactId>
             <version>0.13.0-SNAPSHOT</version>
+            <exclusions>
+            	<exclusion>
+            		<groupId>io.netty</groupId>
+            		<artifactId>netty-codec</artifactId>
+            	</exclusion>
+            </exclusions>
         </dependency>
-
+		<dependency>
+			<groupId>io.netty</groupId>
+            <artifactId>netty-codec</artifactId>
+            <version>4.1.68.Final</version>
+		</dependency>
         <!-- unit test dependencies -->
         <dependency>
             <groupId>org.powermock</groupId>