diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index c72b2ad..200a300 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -2055,7 +2055,7 @@
     if (size >= 0 && size < INT32_MAX) {
         *outLen = size;
         const char* str = (const char*)readInplace(size+1);
-        if (str != nullptr) {
+        if (str != nullptr && str[size] == '\0') {
             return str;
         }
     }
@@ -2138,7 +2138,7 @@
     if (size >= 0 && size < INT32_MAX) {
         *outLen = size;
         const char16_t* str = (const char16_t*)readInplace((size+1)*sizeof(char16_t));
-        if (str != nullptr) {
+        if (str != nullptr && str[size] == u'\0') {
             return str;
         }
     }