From Fedora Project Wiki

RHEL 6/Fedora 12 SUID files

/bin/mount
/bin/ping
/bin/ping6
/bin/su
/bin/umount
/lib/dbus-1/dbus-daemon-launch-helper
/sbin/pam_timestamp_check
/sbin/unix_chkpwd
/usr/bin/chage
/usr/bin/chfn
/usr/bin/chsh
/usr/bin/crontab
/usr/bin/gpasswd
/usr/bin/newgrp
/usr/bin/passwd
/usr/bin/sudo
/usr/bin/sudoedit
/usr/libexec/openssh/ssh-keysign
/usr/libexec/pt_chown
/usr/sbin/userhelper
/usr/sbin/usernetctl

Fedora 11 SUID files

/bin/mount
/bin/ping
/bin/ping6
/bin/su
/bin/umount
/sbin/pam_timestamp_check
/sbin/unix_chkpwd
/usr/bin/chage
/usr/bin/chfn
/usr/bin/chsh
/usr/bin/crontab
/usr/bin/gpasswd
/usr/bin/newgrp
/usr/bin/passwd
/usr/bin/sudo
/usr/bin/sudoedit
/usr/libexec/openssh/ssh-keysign
/usr/sbin/exim
/usr/sbin/usernetctl