CentOS has updated C5: kvm (multiple vulnerabilities), and C4: helixplayer (multiple vulnerabilities).
Fedora has updated gnome-screensaver (F12: lock bypass), and bugzilla (F11: information leak).
Red Hat has updated kvm (multiple vulnerabilities), and helixplayer (multiple vulnerabilities).
SUSE has updated lighttpd, net-snmp/libsnmp15/perl-SNMP, fuse, xpdf (various issues).
Read more at LWN