src/patches/strongswan-5.2.2-issue-816.patch

   1 diff --git a/src/libcharon/sa/ikev2/task_manager_v2.c b/src/libcharon/sa/ikev2/t
   2 index e9a677a655e4..69118abe78df 100644
   3 --- a/src/libcharon/sa/ikev2/task_manager_v2.c
   4 +++ b/src/libcharon/sa/ikev2/task_manager_v2.c
   5 @@ -1339,7 +1339,7 @@ METHOD(task_manager_t, process_message, status_t,
   6         {
   7             DBG1(DBG_IKE, "received message ID %d, expected %d. Ignored",
   8                  mid, this->responding.mid);
   9 -           if (msg->get_exchange_type(msg) == IKE_SA_INIT)
  10 +           if (mid != 0 && msg->get_exchange_type(msg) == IKE_SA_INIT)
  11             {   /* clean up IKE_SA state if IKE_SA_INIT has invalid msg ID */
  12                 return DESTROY_ME;
  13             }