Prevent buffer overflow

Change-Id: I6f56d3449c1c9d246bbbe6f80d6e9102d9a4e1eb
Signed-off-by: Hwankyu Jhun <h.jhun@samsung.com>

diff --git a/src/keyval_array.c b/src/keyval_array.c
index 225b02a..a9087c5 100755 (executable)
--- a/src/keyval_array.c
+++ b/src/keyval_array.c
@@ -408,6 +408,9 @@ size_t keyval_array_decode(void *byte, keyval_array_t **kva, size_t byte_size)
        byte_size -= sz_len;
        p += sz_len;
 
+       if ((sizeof(size_t) * len) < len)
+               return 0;
+
        if (byte_size < (sizeof(size_t) * len))
                return 0;