Matz announced that ruby 1.8.2 was released (ruby-talk:124413 and ruby-talk:124434).
This is mainly a bug fix release. You can download it at:
*ftp://ftp.ruby-online.co.uk/pub/ruby/ruby-1.8.2.tar.gz
md5sum is 8ffc79d96f336b80f2690a17601dea9b
Merry Christmas!