diff --git a/syscall/fs_syscall.c b/syscall/fs_syscall.c
index eec9b5b486c0704de3fcdc0f662f5112ec2710ee..d680cb22e9fb09d7121e63fc79713e3924fe1e64 100644
--- a/syscall/fs_syscall.c
+++ b/syscall/fs_syscall.c
@@ -641,6 +641,9 @@ OUT:
 #ifdef LOSCFG_KERNEL_DYNLOAD
 int SysExecve(const char *fileName, char *const *argv, char *const *envp)
 {
+    if (!LOS_IsUserAddress((vaddr_t)(UINTPTR)fileName)) {
+        return -EFAULT;
+    }
     return LOS_DoExecveFile(fileName, argv, envp);
 }
 #endif