diff --git a/fs/splice.c b/fs/splice.c
index 4ee49e8..14e2262 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -1179,6 +1179,9 @@
 {
 	int partial;
 
+	if (!access_ok(VERIFY_READ, src, n))
+		return -EFAULT;
+
 	pagefault_disable();
 	partial = __copy_from_user_inatomic(dst, src, n);
 	pagefault_enable();
@@ -1387,6 +1390,11 @@
 			break;
 		}
 
+		if (unlikely(!access_ok(VERIFY_WRITE, base, len))) {
+			error = -EFAULT;
+			break;
+		}
+
 		sd.len = 0;
 		sd.total_len = len;
 		sd.flags = flags;