The following FASTBUGS have been uploaded to

http://ftp.scientificlinux.org/linux/scientific/5x/i386/updates/fastbugs/
http://ftp.scientificlinux.org/linux/scientific/5x/x86_64/updates/fastbugs/

i386:
cpuspeed-1.2.1-11.el5_10.i386.rpm
xorg-x11-server-sdk-1.1.1-48.101.el5_10.3.i386.rpm
xorg-x11-server-Xdmx-1.1.1-48.101.el5_10.3.i386.rpm
xorg-x11-server-Xephyr-1.1.1-48.101.el5_10.3.i386.rpm
xorg-x11-server-Xnest-1.1.1-48.101.el5_10.3.i386.rpm
xorg-x11-server-Xorg-1.1.1-48.101.el5_10.3.i386.rpm
xorg-x11-server-Xvfb-1.1.1-48.101.el5_10.3.i386.rpm
xorg-x11-server-Xvnc-source-1.1.1-48.101.el5_10.3.i386.rpm

x86_64:
cpuspeed-1.2.1-11.el5_10.x86_64.rpm
xorg-x11-server-sdk-1.1.1-48.101.el5_10.3.x86_64.rpm
xorg-x11-server-Xdmx-1.1.1-48.101.el5_10.3.x86_64.rpm
xorg-x11-server-Xephyr-1.1.1-48.101.el5_10.3.x86_64.rpm
xorg-x11-server-Xnest-1.1.1-48.101.el5_10.3.x86_64.rpm
xorg-x11-server-Xorg-1.1.1-48.101.el5_10.3.x86_64.rpm
xorg-x11-server-Xvfb-1.1.1-48.101.el5_10.3.x86_64.rpm
xorg-x11-server-Xvnc-source-1.1.1-48.101.el5_10.3.x86_64.rpm