diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index cae41d504d..0b02a92602 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -3485,7 +3485,9 @@ static abi_ulong vma_dump_size(const struct vm_area_struct *vma)
     if (vma->vma_flags & PROT_EXEC) {
         char page[TARGET_PAGE_SIZE];
 
-        copy_from_user(page, vma->vma_start, sizeof (page));
+        if (copy_from_user(page, vma->vma_start, sizeof (page))) {
+            return 0;
+        }
         if ((page[EI_MAG0] == ELFMAG0) &&
             (page[EI_MAG1] == ELFMAG1) &&
             (page[EI_MAG2] == ELFMAG2) &&