diff --git a/services/service/src/relationshipsyncmgr/dm_transport_msg.cpp b/services/service/src/relationshipsyncmgr/dm_transport_msg.cpp
index 0fa4e699647cf263e060e3fc4cdfe86f97d60497..022c55ff17eebb011787a466f06a1bf04823ffb6 100644
--- a/services/service/src/relationshipsyncmgr/dm_transport_msg.cpp
+++ b/services/service/src/relationshipsyncmgr/dm_transport_msg.cpp
@@ -34,8 +34,14 @@ void ToJson(cJSON *jsonObject, const UserIdsMsg &userIdsMsg)
     if (foregroundUserIdArr == nullptr) {
         return;
     }
+    cJSON *numberObj = nullptr;
     for (auto const &userId : userIdsMsg.foregroundUserIds) {
-        cJSON_AddItemToArray(foregroundUserIdArr, cJSON_CreateNumber(userId));
+        numberObj = cJSON_CreateNumber(userId);
+        if (numberObj == nullptr || !cJSON_AddItemToArray(foregroundUserIdArr, numberObj)) {
+            cJSON_Delete(numberObj);
+            cJSON_Delete(foregroundUserIdArr);
+            return;
+        }
     }
     cJSON_AddItemToObject(jsonObject, FOREGROUND_USERIDS_MSG_USERIDS_KEY, foregroundUserIdArr);
 
@@ -43,8 +49,14 @@ void ToJson(cJSON *jsonObject, const UserIdsMsg &userIdsMsg)
     if (backgroundUserIdArr == nullptr) {
         return;
     }
+    cJSON *backgroundNumberObj = nullptr;
     for (auto const &userId : userIdsMsg.backgroundUserIds) {
-        cJSON_AddItemToArray(backgroundUserIdArr, cJSON_CreateNumber(userId));
+        backgroundNumberObj = cJSON_CreateNumber(userId);
+        if (backgroundNumberObj == nullptr || !cJSON_AddItemToArray(backgroundUserIdArr, backgroundNumberObj)) {
+            cJSON_Delete(backgroundNumberObj);
+            cJSON_Delete(backgroundUserIdArr);
+            return;
+        }
     }
     cJSON_AddItemToObject(jsonObject, BACKGROUND_USERIDS_MSG_USERIDS_KEY, backgroundUserIdArr);
 }
@@ -149,8 +161,14 @@ void ToJson(cJSON *jsonObject, const NotifyUserIds &notifyUserIds)
     if (userIdArr == nullptr) {
         return;
     }
+    cJSON *userIdNumberObj = nullptr;
     for (auto const &userId : notifyUserIds.userIds) {
-        cJSON_AddItemToArray(userIdArr, cJSON_CreateNumber(userId));
+        userIdNumberObj = cJSON_CreateNumber(userId);
+        if (userIdNumberObj == nullptr || !cJSON_AddItemToArray(userIdArr, userIdNumberObj)) {
+            cJSON_Delete(userIdNumberObj);
+            cJSON_Delete(userIdArr);
+            return;
+        }
     }
     cJSON_AddItemToObject(jsonObject, DSOFTBUS_NOTIFY_USERIDS_USERIDKEY, userIdArr);
 }
diff --git a/services/service/src/relationshipsyncmgr/relationship_sync_mgr.cpp b/services/service/src/relationshipsyncmgr/relationship_sync_mgr.cpp
index 9d2c88dcb4affee8b06cdef920e742b4a901f90a..2a7ddb86f17833a031be083fd3c613449a5f521c 100644
--- a/services/service/src/relationshipsyncmgr/relationship_sync_mgr.cpp
+++ b/services/service/src/relationshipsyncmgr/relationship_sync_mgr.cpp
@@ -469,8 +469,14 @@ cJSON *RelationShipChangeMsg::ToPayLoadJson() const
         }
         return nullptr;
     }
+    cJSON *numberObj = nullptr;
     for (uint32_t index = 0; index < len; index++) {
-        cJSON_AddItemToArray(arrayObj, cJSON_CreateNumber(payload[index]));
+        numberObj = cJSON_CreateNumber(payload[index]);
+        if (numberObj == nullptr || !cJSON_AddItemToArray(arrayObj, numberObj)) {
+            cJSON_Delete(numberObj);
+            cJSON_Delete(arrayObj);
+            return nullptr;
+        }
     }
     if (payload != nullptr) {
         delete[] payload;
@@ -500,8 +506,15 @@ std::string RelationShipChangeMsg::ToJson() const
         cJSON_Delete(msg);
         return "";
     }
+    cJSON *udidStringObj = nullptr;
     for (uint32_t index = 0; index < peerUdids.size(); index++) {
-        cJSON_AddItemToArray(udidArrayObj, cJSON_CreateString(peerUdids[index].c_str()));
+        udidStringObj = cJSON_CreateString(peerUdids[index].c_str());
+        if (udidStringObj == nullptr || !cJSON_AddItemToArray(udidArrayObj, udidStringObj)) {
+            cJSON_Delete(udidStringObj);
+            cJSON_Delete(udidArrayObj);
+            cJSON_Delete(msg);
+            return "";
+        }
     }
     cJSON_AddItemToObject(msg, MSG_PEER_UDID, udidArrayObj);
     cJSON_AddStringToObject(msg, MSG_ACCOUNTID, accountName.c_str());