Debian has updated cups (arbitrary code execution).
Fedora has updated automake (v1.4: F11, F12; v1.5: F11, F12; v1.6: F11, F12; v1.7: F11, F12: arbitrary code execution), wireshark (F12: LWRES dissector crash), and argyllcms (F12: udev rules set incorrect tty permissions).
Mandriva has updated pam_krb5 (username existence disclosure).
Red Hat has updated cups (fix to previous denial of service fix) and java-1.5.0-ibm (TLS/SSL man-in-the-middle plaintext injection).
SUSE has updated firefox, seamonkey (multiple vulnerabilities).
Ubuntu has updated cups (multiple vulnerabilities).
Read more at LWN