diff --git a/services/bundlemgr_lite/src/bundle_parser.cpp b/services/bundlemgr_lite/src/bundle_parser.cpp
index 530b7744930ae2877bc8daad8eeed5f7234874d6..de1c6d1d9988a200f5627f76791e4278a53bbd4f 100755
--- a/services/bundlemgr_lite/src/bundle_parser.cpp
+++ b/services/bundlemgr_lite/src/bundle_parser.cpp
@@ -711,8 +711,9 @@ uint8_t BundleParser::ParseAbilityDeviceCap(const cJSON *abilityObjectItem, Abil
                 continue;
             }
             deviceCapName = abilityInfo.deviceCap.systemCapName + index;
-            if (strncpy_s(deviceCapName->name, sizeof(deviceCapName->name),
-                deviceCapObject->valuestring, strlen(deviceCapObject->valuestring)) != EOK) {
+            if ((deviceCapObject->valuestring != nullptr) &&
+                (strncpy_s(deviceCapName->name, sizeof(deviceCapName->name),
+                deviceCapObject->valuestring, strlen(deviceCapObject->valuestring)) != EOK)) {
                 HILOG_ERROR(HILOG_MODULE_APP, "ParseAbilityDeviceCap strncpy deviceCap fail!");
                 AdapterFree(abilityInfo.deviceCap.systemCapName);
                 abilityInfo.deviceCap.systemCapNum = 0;