Provide references for CVE-2019-18671.
Where can I find more information about CVE-2019-18671?
References are available at: https://github.com/keepkey/keepkey-firmware/commit/b222c66cdd7c3203d917c80ba615082d309d80c3, https://medium.com/shapeshift-stories/keepkey-release-notes-v-6f7d2ec78065, https://medium.com/shapeshift-stories/shapeshift-security-update-8ec89bb1b4e3, https://blog.inhq.net/posts/keepkey-CVE-2019-18671/.