diff --git a/hadoop-2.6.5-src/hadoop-project/pom.xml b/hadoop-2.6.5-src/hadoop-project/pom.xml
index 4c38780b2b..355fab34ca 100644
--- a/hadoop-2.6.5-src/hadoop-project/pom.xml
+++ b/hadoop-2.6.5-src/hadoop-project/pom.xml
@@ -66,7 +66,7 @@
 
     <!-- jackson versions -->
     <jackson.version>1.9.13</jackson.version>
-    <jackson2.version>2.2.3</jackson2.version>
+    <jackson2.version>2.12.7.1</jackson2.version>
 
     <!-- ProtocolBuffer version, used to verify the protoc version and -->
     <!-- define the protobuf JAR version                               -->
diff --git a/pom.xml b/pom.xml
index ed974f109d..ab57ea88fc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -162,7 +162,7 @@
     <scala.binary.version>2.11</scala.binary.version>
     <codehaus.jackson.version>1.9.13</codehaus.jackson.version>
     <fasterxml.jackson.version>2.6.7</fasterxml.jackson.version>
-    <fasterxml.jackson.databind.version>2.6.7.1</fasterxml.jackson.databind.version>
+    <fasterxml.jackson.databind.version>2.12.7.1</fasterxml.jackson.databind.version>
     <snappy.version>1.1.2.6</snappy.version>
     <netlib.java.version>1.1.2</netlib.java.version>
     <calcite.version>1.2.0-incubating</calcite.version>