AnyConnect 4.5MR3 (03040) for Windows, macOS and Linux is now available
Release notes:
https://www.cisco.com/c/en/us/td/docs/security/vpn_client/anyconnect/anyconnect45/release/notes/b_Release_Notes_AnyConnect_4_5.html#reference_yhp_24c_ybb
Software download:
https://software.cisco.com/download/navigator.html?mdfid=283000185&i=rm
(Requires Active AnyConnect 4.x term/contract).
Please direct any questions on software download issues to anyconnect-pricing@cisco.com