Ghost of Tsushima has been updated to version 2.14 today by Sucker Punch. You can read the complete patch notes for this update from here.
This update is mostly aimed at fixing the bugs that have been reported in the GOT Legends mode. This includes a bug with the Hunter’s Explosive Arrow, a bug that leads to stunlock, and some other miscellaneous bug fixes. You can get the details on this update below, or take a look at the official website.