CentOS has updated C5: networkmanager (multiple vulnerabilities), C5: pidgin (multiple vulnerabilities), and C5: firefox (multiple vulnerabilities).
Debian has updated kernel (multiple vulnerabilities).
Mandriva has updated php (multiple vulnerabilities).
SUSE has updated fetchmail, krb5, rubygem-actionpack-2_1, libexpat0, unbound, apache2-mod_php5/php5 (various issues).
Read more at LWN