CentOS Errata and Bugfix Advisory 2007:0101
https://rhn.redhat.com/errata/RHSA-2007-0101.html
The following updated files have been uploaded and are currently syncing to the mirrors:
x86_64: gcc4-4.1.0-18.EL4.3.x86_64.rpm gcc4-c++-4.1.0-18.EL4.3.x86_64.rpm gcc4-gfortran-4.1.0-18.EL4.3.x86_64.rpm gcc4-java-4.1.0-18.EL4.3.x86_64.rpm libgcj4-4.1.0-18.EL4.3.i386.rpm libgcj4-4.1.0-18.EL4.3.x86_64.rpm libgcj4-devel-4.1.0-18.EL4.3.x86_64.rpm libgcj4-src-4.1.0-18.EL4.3.x86_64.rpm libgfortran-4.1.0-18.EL4.3.i386.rpm libgfortran-4.1.0-18.EL4.3.x86_64.rpm libgomp-4.1.0-18.EL4.3.i386.rpm libgomp-4.1.0-18.EL4.3.x86_64.rpm libmudflap-4.1.0-18.EL4.3.i386.rpm libmudflap-4.1.0-18.EL4.3.x86_64.rpm libmudflap-devel-4.1.0-18.EL4.3.x86_64.rpm
src: gcc4-4.1.0-18.EL4.3.src.rpm