[horde] Security Issues

[Declan Mullen]

Hi,

Anybody like to suggest what are the best mail-list/new-groups for 
horde/php/imp security issues?

Does anyone know of any horde/php/imp security issues with the following 
versions of software:

     Redhat 7.3 i386 rpms:
       php-4.1.2-7.3.6
       php-devel-4.1.2-7.3.6
       php-imap-4.1.2-7.3.6
       php-ldap-4.1.2-7.3.6
       php-pgsql-4.1.2-7.3.6
       apache-1.3.27-2
       postgresql-7.2.3-5.73
       postgresql-libs-7.2.3-5.73
       postgresql-server-7.2.3-5.73

     horde.org:
       horde-2.2.1.tar.gz
       imp-3.2.1.tar.gz
       pear-1.0.1.1.tar.gz

Many thanks,
Declan