From fa75231ae321ea95007804ac01a39dcbd09ecd75 Mon Sep 17 00:00:00 2001
From: gamblor21 <mark.komus@gmail.com>
Date: Thu, 15 Oct 2020 18:46:42 -0500
Subject: [PATCH] Added max size check to recv_into

---
 shared-bindings/socketpool/Socket.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/shared-bindings/socketpool/Socket.c b/shared-bindings/socketpool/Socket.c
index de05b8eb4b..f4a1e636af 100644
--- a/shared-bindings/socketpool/Socket.c
+++ b/shared-bindings/socketpool/Socket.c
@@ -260,6 +260,9 @@ STATIC mp_obj_t socketpool_socket_recv_into(size_t n_args, const mp_obj_t *args)
     mp_int_t len = bufinfo.len;
     if (n_args == 3) {
         mp_int_t given_len = mp_obj_get_int(args[2]);
+        if (given_len > len) {
+            mp_raise_ValueError(translate("buffer too small for requested bytes"));
+        }
         if (given_len > 0 && given_len < len) {
             len = given_len;
         }