apache_mod_php : Multiple security issues in PHP 4.4
automount : Malicious network servers may cause a denial of service or arbitrary code execution
Bom : Directory traversal may occur while unpacking archives with BOM (alors celle là, ça me dit rien du tout)
Directory Services : Malicious local users may create and manipulate files as root
FileVault : FileVault may permit access to files during when it is first enabled
iChat : le fameux Leap.A...
IPSec : Remote denial of service against VPN connections : gloups, étant moi même fervent utilisateur de VPN...
LaunchServices
LibSystem : Attackers may cause crashes or arbitrary code execution depending upon the application
loginwindow
Mail : Download Validation fails to warn about unsafe file types (jamais vu ça)
Perl : Perl programs may fail to drop privileges (marrant)
rsync : Authenticated users may cause an rsync server to crash or execute arbitrary code (idem que VPN, j'utilise beaucoup, donc... mise à jour sous peu

Safari
Syndication : ubscriptions to malicious RSS content can lead to cross-site scripting (mouarf)
Beaucoup de choses importantes, pour les serveurs comme les utilisateurs (Safari)