diff --git a/libpurgeablemem/cpp/include/purgeable_mem_base.h b/libpurgeablemem/cpp/include/purgeable_mem_base.h
index f16187b9459e5a53aa85c7e2ba0bb52737ec75c8..aa81f402eb0733cebde2eef943f0ee54ba7aefdc 100644
--- a/libpurgeablemem/cpp/include/purgeable_mem_base.h
+++ b/libpurgeablemem/cpp/include/purgeable_mem_base.h
@@ -16,6 +16,10 @@
 #ifndef OHOS_UTILS_MEMORY_LIBPURGEABLEMEM_CPP_INCLUDE_PURGEABLE_MEM_BASE_H
 #define OHOS_UTILS_MEMORY_LIBPURGEABLEMEM_CPP_INCLUDE_PURGEABLE_MEM_BASE_H
 
+#ifndef OHOS_MAXIMUM_PURGEABLE_MEMORY
+#define OHOS_MAXIMUM_PURGEABLE_MEMORY ((1024) * (1024) * (1024)) /* 1G */
+#endif /* OHOS_MAXIMUM_PURGEABLE_MEMORY */
+
 #include <memory> /* unique_ptr */
 #include <shared_mutex> /* shared_mutex */
 #include <string>
diff --git a/libpurgeablemem/cpp/src/purgeable_ashmem.cpp b/libpurgeablemem/cpp/src/purgeable_ashmem.cpp
index 70b438de040c6b895dd51b11d5cb0d686a6ba190..068f7083f375a60b778ef3d95619f74d2801111f 100644
--- a/libpurgeablemem/cpp/src/purgeable_ashmem.cpp
+++ b/libpurgeablemem/cpp/src/purgeable_ashmem.cpp
@@ -65,7 +65,10 @@ PurgeableAshMem::PurgeableAshMem(size_t dataSize, std::unique_ptr<PurgeableMemBu
     dataSizeInput_ = dataSize;
     IF_NULL_LOG_ACTION(builder, "%{public}s: input builder nullptr", return);
 
-    CreatePurgeableData_();
+    if (!CreatePurgeableData_()) {
+        PM_HILOG_DEBUG(LOG_CORE, "Failed to create purgeabledata");
+        return;
+    }
     builder_ = std::move(builder);
     PM_HILOG_DEBUG(LOG_CORE, "%{public}s init succ. %{public}s", __func__, ToString().c_str());
 }
@@ -184,7 +187,8 @@ void PurgeableAshMem::AfterRebuildSucc()
 
 void PurgeableAshMem::ResizeData(size_t newSize)
 {
-    if (newSize <= 0) {
+    if (newSize <= 0 || newSize >= OHOS_MAXIMUM_PURGEABLE_MEMORY) {
+        PM_HILOG_DEBUG(LOG_CORE, "Failed to apply for memory");
         return;
     }
     if (dataPtr_) {
@@ -198,11 +202,18 @@ void PurgeableAshMem::ResizeData(size_t newSize)
         }
     }
     dataSizeInput_ = newSize;
-    CreatePurgeableData_();
+    if (!CreatePurgeableData_()) {
+        PM_HILOG_DEBUG(LOG_CORE, "Failed to create purgeabledata");
+        return;
+    }
 }
 
 bool PurgeableAshMem::ChangeAshmemData(size_t size, int fd, void *data)
 {
+    if (size <= 0 || size >= OHOS_MAXIMUM_PURGEABLE_MEMORY) {
+        PM_HILOG_DEBUG(LOG_CORE, "Failed to apply for memory");
+        return false;
+    }
     if (dataPtr_) {
         if (munmap(dataPtr_, RoundUp(dataSizeInput_, PAGE_SIZE)) != 0) {
             PM_HILOG_ERROR(LOG_CORE, "%{public}s: munmap dataPtr fail", __func__);
diff --git a/libpurgeablemem/cpp/src/purgeable_mem.cpp b/libpurgeablemem/cpp/src/purgeable_mem.cpp
index 1ee83a07628925ebe67ea68a40fd5fc6275bd8d1..c7b9b1be08e969c6e9cf543906abce672439a5a3 100644
--- a/libpurgeablemem/cpp/src/purgeable_mem.cpp
+++ b/libpurgeablemem/cpp/src/purgeable_mem.cpp
@@ -45,13 +45,17 @@ PurgeableMem::PurgeableMem(size_t dataSize, std::unique_ptr<PurgeableMemBuilder>
     pageTable_ = nullptr;
     buildDataCount_ = 0;
 
-    if (dataSize == 0) {
+    if (dataSize <= 0 || dataSize >= OHOS_MAXIMUM_PURGEABLE_MEMORY) {
+        PM_HILOG_DEBUG(LOG_CORE, "Failed to apply for memory");
         return;
     }
     dataSizeInput_ = dataSize;
     IF_NULL_LOG_ACTION(builder, "%{public}s: input builder nullptr", return);
 
-    CreatePurgeableData_();
+    if (!CreatePurgeableData_()) {
+        PM_HILOG_DEBUG(LOG_CORE, "Failed to create purgeabledata");
+        return;
+    }
     builder_ = std::move(builder);
     PM_HILOG_DEBUG(LOG_CORE, "%{public}s init succ. %{public}s", __func__, ToString().c_str());
 }
@@ -123,7 +127,8 @@ int PurgeableMem::GetPinStatus() const
 
 void PurgeableMem::ResizeData(size_t newSize)
 {
-    if (newSize <= 0) {
+    if (newSize <= 0 || newSize >= OHOS_MAXIMUM_PURGEABLE_MEMORY) {
+        PM_HILOG_DEBUG(LOG_CORE, "Failed to apply for memory");
         return;
     }
     if (dataPtr_) {
@@ -134,7 +139,10 @@ void PurgeableMem::ResizeData(size_t newSize)
         }
     }
     dataSizeInput_ = newSize;
-    CreatePurgeableData_();
+    if (!CreatePurgeableData_()) {
+        PM_HILOG_DEBUG(LOG_CORE, "Failed to create purgeabledata");
+        return;
+    }
 }
 
 inline std::string PurgeableMem::ToString() const