If i do "apt-get upgrade" i get this:
# apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages have been kept back:
libapache2-mod-php5 php-pear php5 php5-cgi php5-cli php5-common php5-curl php5-dev php5-gd php5-imap php5-mysql php5-sqlite php5-xsl
0 upgraded, 0 newly installed, 0 to remove and 13 not upgraded.