diff --git a/frameworks/inputmethod_ability/src/input_method_core_stub.cpp b/frameworks/inputmethod_ability/src/input_method_core_stub.cpp
index bf51a666e6a3bd35c8a8ef1d3cc4f73c35fe788c..8e114cc4f0558c68153b91e7f41c38a18c19418e 100644
--- a/frameworks/inputmethod_ability/src/input_method_core_stub.cpp
+++ b/frameworks/inputmethod_ability/src/input_method_core_stub.cpp
@@ -76,6 +76,7 @@ namespace MiscServices {
                     IMSA_HILOGI("InputMethodCoreStub::OnRemoteRequest START_INPUT inputDataChannel is nulltpr");
                 }
                 startInput(inputDataChannel, *editorAttribute, supportPhysicalKbd);
+                delete editorAttribute;
                 reply.WriteNoException();
                 break;
             }
@@ -99,6 +100,7 @@ namespace MiscServices {
             case SET_KEYBOARD_TYPE: {
                 KeyboardType *type = data.ReadParcelable<KeyboardType>();
                 setKeyboardType(*type);
+                delete type;
                 reply.WriteNoException();
                 break;
             }
diff --git a/frameworks/inputmethod_controller/src/input_method_controller.cpp b/frameworks/inputmethod_controller/src/input_method_controller.cpp
index b5a5433072c3624c7ba99dad8f663a79a63e4dc3..5aac6ce82b855203e2e5d5811eee3493e34e7743 100644
--- a/frameworks/inputmethod_controller/src/input_method_controller.cpp
+++ b/frameworks/inputmethod_controller/src/input_method_controller.cpp
@@ -253,4 +253,4 @@ using namespace MessageID;
         InputMethodController::GetInstance()->OnRemoteSaDied(object);
     }
 }
-}
\ No newline at end of file
+}
diff --git a/services/src/peruser_session.cpp b/services/src/peruser_session.cpp
index cdcebe40886b87894c501a2bacb53934db6975ef..ea6a6afc28044f8ce81d1360b9088a43432595bb 100644
--- a/services/src/peruser_session.cpp
+++ b/services/src/peruser_session.cpp
@@ -1217,6 +1217,7 @@ namespace MiscServices {
         }
 
         int ret = AddClient(pid, uid, displayId, client, channel, *attribute);
+        delete attribute;
         if (ret != ErrorCode::NO_ERROR) {
             IMSA_HILOGE("PerUserSession::OnPrepareInput Aborted! %{public}s", ErrorCode::ToString(ret));
             return;