Hello,
Please be informed about the update v1.4.1 containing a hotfix for a vulnerability found in v1.4.0. The vulnerability exists in Profile Small only so please update to v1.4.1 version if you are currently using TF-M v1.4.0 and Profile Small. The detailed security advisory will be provided later.
Best regards, Anton
tf-m@lists.trustedfirmware.org