The developers just released version 2017.11 for Red Hat Enterprise Linux and CentOS!
Current releases are available for Windows 7+, 32/64-bit and portable, macOS 10.9+, openSUSE Leap 42.2, 42.3 & Tumbleweed and Fedora 25, 26 & 27.
Debian based build still to follow.
The current version 2017.11, is based on Chromium 62.0.3202.94.
Windows and macOS users simply download and install the latest build.
Linux users to install using command line as provided on the download page.
Existing users, do not uninstall any previous versions beforehand - this would delete all your stored data i.e. bookmarks, history, etc!