Is OpenBSD unaffected?
http://www.openbsd.org/security.html#53
http://www.openbsd.org/errata54.html
In places where -current is not an option, look into M:Tier binpatches and their `openup` utility:
The page you linked to is not updated as often or as thoroughly. Errata ('Patches' link on the main page) is the page you want. Sorry for the confusion.
Also, maybe a warning the unsupported version could be on order?