4.0.3 -- ftp://ftp.altlinux.ru/pub/distributions/ALTLinux/4.0/Desktop/4.0.3/iso/altlinux-4.0.3-lite-i586-install_ru-cd.iso Login in the linux console, type something in Russian (or "cat" a file with Russian text), select a piece of text containing Cyrillic letters with the mouse, then try to insert it (with the middle button mouse). Result: only Latin letters are inserted. Expected: all letters are inserted.
Актуально и для последних версий.