The version of Java affected is 1.7 update 6 (also called version 7 update 6 on the Java download page).

FORBES: Java Flaw Puts Millions Of Windows And Mac Users At Risk

Earlier versions of Java are not affected, which includes the default version of Java that ships on Mac systems.

FORBES: Java Flaw Puts Millions Of Windows And Mac Users At Risk

With today's settlement, Microsoft basically drops Java, although it will be allowed to use Sun's version of Java in its software for seven years so that it can continue to support software developers who have already written Java software for Windows.

FORBES: Focus On The Forbes 500s: Sun Microsystems