Updated ImageMagick packages are available for CentOS-3
A new version of ImageMagick is available for CentOS-3 i386
This fixes a security vulnerability.
https://rhn.redhat.com/errata/RHSA-2004-636.html refers
Updated files are :-
updates/i386/RPMS/ImageMagick-5.5.6-7.i386.rpm
updates/i386/RPMS/ImageMagick-c++-5.5.6-7.i386.rpm
updates/i386/RPMS/ImageMagick-c++-devel-5.5.6-7.i386.rpm
updates/i386/RPMS/ImageMagick-devel-5.5.6-7.i386.rpm
updates/i386/RPMS/ImageMagick-perl-5.5.6-7.i386.rpm
updates/i386/SRPMS/ImageMagick-5.5.6-7.src.rpm
yum update ImageMagick will be sufficient to pick up this change.