"Sometimes, in the case of several critical problems or security updates, the released distribution is updated. Generally, these are indicated as point releases.
See the ChangeLog (and ChangeLog for non-US) for details on changes." The following links for *ChangeLog* and *ChangeLog for non-US* are broken: http://http.us.debian.org/debian/dists/woody/ChangeLog http://non-us.debian.org/debian-non-US/dists/woody/non-US/ChangeLog -- Philipe Gaspar