diff --git a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkhandlerregisterprivacyresources_fuzzer/sinkhandlerregisterprivacyresources_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkhandlerregisterprivacyresources_fuzzer/sinkhandlerregisterprivacyresources_fuzzer.cpp
index 7a646d9f5d1d9954c24f87b1557db9eb0012f7da..d0cbb5bc21a05f49595dec2b930f93d27a600b33 100644
--- a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkhandlerregisterprivacyresources_fuzzer/sinkhandlerregisterprivacyresources_fuzzer.cpp
+++ b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkhandlerregisterprivacyresources_fuzzer/sinkhandlerregisterprivacyresources_fuzzer.cpp
@@ -26,6 +26,7 @@ void SinkHandlerRegisterPrivacyResourcesFuzzTest(const uint8_t* data, size_t siz
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
     std::shared_ptr<PrivacyResourcesListener> callback = std::make_shared<MockComponentResourceInfo>();
 
     DCameraSinkHandler::GetInstance().RegisterPrivacyResources(callback);
diff --git a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkhandlerreleasesink_fuzzer/sinkhandlerreleasesink_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkhandlerreleasesink_fuzzer/sinkhandlerreleasesink_fuzzer.cpp
index 16b2215f8449591009b73c42aeea1e6e97440cde..b39120228ee646c93105e23678c091c62e4e0efb 100644
--- a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkhandlerreleasesink_fuzzer/sinkhandlerreleasesink_fuzzer.cpp
+++ b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkhandlerreleasesink_fuzzer/sinkhandlerreleasesink_fuzzer.cpp
@@ -31,6 +31,7 @@ void SinkHandlerReleaseSinkFuzzTest(const uint8_t* data, size_t size)
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
 
     DCameraSinkHandler::GetInstance().ReleaseSink();
 }
diff --git a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkproxyreleasesink_fuzzer/sinkproxyreleasesink_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkproxyreleasesink_fuzzer/sinkproxyreleasesink_fuzzer.cpp
index 13355d90235b26d387b49ac722b7fe03fd99c16c..1d919bfc4b629f1529e7db286d856bc79be7f4f8 100644
--- a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkproxyreleasesink_fuzzer/sinkproxyreleasesink_fuzzer.cpp
+++ b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkproxyreleasesink_fuzzer/sinkproxyreleasesink_fuzzer.cpp
@@ -31,6 +31,7 @@ void SinkProxyReleaseSinkFuzzTest(const uint8_t* data, size_t size)
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
 
     sptr<ISystemAbilityManager> samgr =
             SystemAbilityManagerClient::GetInstance().GetSystemAbilityManager();
diff --git a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkserviceclosechannel_fuzzer/sinkserviceclosechannel_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkserviceclosechannel_fuzzer/sinkserviceclosechannel_fuzzer.cpp
index e00bc19ce1b5e5371b59202e762d232963142e30..69b424428f5a4515d0ae4d3e46262e51b5729b91 100644
--- a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkserviceclosechannel_fuzzer/sinkserviceclosechannel_fuzzer.cpp
+++ b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkserviceclosechannel_fuzzer/sinkserviceclosechannel_fuzzer.cpp
@@ -33,6 +33,7 @@ void SinkServiceCloseChannelFuzzTest(const uint8_t* data, size_t size)
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
     std::string dhId = "1";
 
     std::shared_ptr<DistributedCameraSinkService> sinkService =
diff --git a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkservicereleasesink_fuzzer/sinkservicereleasesink_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkservicereleasesink_fuzzer/sinkservicereleasesink_fuzzer.cpp
index 05f4dae34310ddd266ef8c3e5fdfd7f646ddfe5d..0713343602a16ff8cac79705b36cf6e0dfc60356 100644
--- a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkservicereleasesink_fuzzer/sinkservicereleasesink_fuzzer.cpp
+++ b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkservicereleasesink_fuzzer/sinkservicereleasesink_fuzzer.cpp
@@ -31,6 +31,7 @@ void SinkServiceReleaseSinkFuzzTest(const uint8_t* data, size_t size)
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
     std::string dhId = "1";
     std::shared_ptr<DistributedCameraSinkService> sinkService =
         std::make_shared<DistributedCameraSinkService>(DISTRIBUTED_HARDWARE_CAMERA_SINK_SA_ID, true);
diff --git a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkservicestopcapture_fuzzer/sinkservicestopcapture_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkservicestopcapture_fuzzer/sinkservicestopcapture_fuzzer.cpp
index 81b497c024b1169bf3414ba23ca78a73e31d3e1d..26788d789d80713b421bf26c883167be9a0d2cef 100644
--- a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkservicestopcapture_fuzzer/sinkservicestopcapture_fuzzer.cpp
+++ b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkservicestopcapture_fuzzer/sinkservicestopcapture_fuzzer.cpp
@@ -33,6 +33,7 @@ void SinkServiceStopCaptureFuzzTest(const uint8_t* data, size_t size)
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
 
     std::string dhId = "1";
     std::shared_ptr<DistributedCameraSinkService> sinkService =
diff --git a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkserviceunsubscribelocalhardware_fuzzer/sinkserviceunsubscribelocalhardware_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkserviceunsubscribelocalhardware_fuzzer/sinkserviceunsubscribelocalhardware_fuzzer.cpp
index 0948b9569cc24869ffff882c5dc74eb687f6bc6d..eaa202e8063223519fd06ac7e4f3c5ad00eaa8ab 100644
--- a/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkserviceunsubscribelocalhardware_fuzzer/sinkserviceunsubscribelocalhardware_fuzzer.cpp
+++ b/interfaces/inner_kits/native_cpp/test/sinkfuzztest/sinkserviceunsubscribelocalhardware_fuzzer/sinkserviceunsubscribelocalhardware_fuzzer.cpp
@@ -31,6 +31,7 @@ void SinkServiceUnsubscribeLocalHardwareFuzzTest(const uint8_t* data, size_t siz
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
 
     std::string dhId = "1";
     std::shared_ptr<DistributedCameraSinkService> sinkService =
diff --git a/interfaces/inner_kits/native_cpp/test/sourcefuzztest/softbusadapter_fuzzer/softbusadapter_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/sourcefuzztest/softbusadapter_fuzzer/softbusadapter_fuzzer.cpp
index 44dd4d0811aa960edf955c0fc04780013a6ce427..473f86987ced922cdecdca423ff0a30fb6b9ef5d 100644
--- a/interfaces/inner_kits/native_cpp/test/sourcefuzztest/softbusadapter_fuzzer/softbusadapter_fuzzer.cpp
+++ b/interfaces/inner_kits/native_cpp/test/sourcefuzztest/softbusadapter_fuzzer/softbusadapter_fuzzer.cpp
@@ -24,6 +24,7 @@ void SoftbusCreatSoftBusSinkSocketServerFuzzTest(const uint8_t* data, size_t siz
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
 
     std::string sessionName = "sourcetest02";
     std::string peerSessionName = "dh_control_0";
@@ -39,6 +40,7 @@ void SoftbusCreateSoftBusSourceSocketClientFuzzTest(const uint8_t* data, size_t
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
 
     std::string sessionName = "sourcetest013";
     DCAMERA_CHANNEL_ROLE role = DCAMERA_CHANNLE_ROLE_SOURCE;
@@ -56,6 +58,7 @@ void SoftbusDestroySoftbusSessionServerFuzzTest(const uint8_t* data, size_t size
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
 
     std::string sessionName = "sourcetest02";
     std::string peerSessionName = "dh_control_0";
@@ -72,6 +75,7 @@ void SoftbusCloseSoftbusSessionFuzzTest(const uint8_t* data, size_t size)
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
 
     std::string sessionName = "sourcetest04";
     DCAMERA_CHANNEL_ROLE role = DCAMERA_CHANNLE_ROLE_SOURCE;
@@ -90,6 +94,7 @@ void SoftbusSendSofbusStreamFuzzTest(const uint8_t* data, size_t size)
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
 
     std::string sessionName = "sourcetest03";
     DCAMERA_CHANNEL_ROLE role = DCAMERA_CHANNLE_ROLE_SOURCE;
@@ -111,6 +116,7 @@ void SoftbusGetLocalNetworkIdFuzzTest(const uint8_t* data, size_t size)
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
 
     std::string devId = "bb536a637105409e904d4da83790a4a7";
     DCameraSoftbusAdapter::GetInstance().GetLocalNetworkId(devId);
diff --git a/interfaces/inner_kits/native_cpp/test/sourcefuzztest/sourceservicereleasesource_fuzzer/sourceservicereleasesource_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/sourcefuzztest/sourceservicereleasesource_fuzzer/sourceservicereleasesource_fuzzer.cpp
index 3bad657eb81468c5d4c218aeb5a170d3f2b9f568..a64cf73b1157dd92a9a1747894e41f389ff06f1b 100644
--- a/interfaces/inner_kits/native_cpp/test/sourcefuzztest/sourceservicereleasesource_fuzzer/sourceservicereleasesource_fuzzer.cpp
+++ b/interfaces/inner_kits/native_cpp/test/sourcefuzztest/sourceservicereleasesource_fuzzer/sourceservicereleasesource_fuzzer.cpp
@@ -28,6 +28,7 @@ void SourceServiceReleaseSourceFuzzTest(const uint8_t* data, size_t size)
     if (data == nullptr) {
         return;
     }
+    std::string foo(reinterpret_cast<const char*>(data), size);
 
     std::shared_ptr<DistributedCameraSourceService> sourceService =
         std::make_shared<DistributedCameraSourceService>(DISTRIBUTED_HARDWARE_CAMERA_SOURCE_SA_ID, true);