Recent errata at ftp.scientificlinux.org:/linux/scientific/40/ for i386
and x86_64 are not able to be installed using yum, for example in
ftp.scientificlinux.org:/linux/scientific/40/i386/errata/SL/RPMS:
cpio-2.5-8.RHEL4.i386.rpm
firefox-1.0.6-1.4.1.i386.rpm
thunderbird-1.0.6-1.4.1.i386.rpm
zlib-1.2.1.2-1.2.i386.rpm
zlib-devel-1.2.1.2-1.2.i386.rpm
devhelp-0.9.2-2.4.6.i386.rpm
devhelp-devel-0.9.2-2.4.6.i386.rpm
kdenetwork-3.3.1-2.3.i386.rpm
kdenetwork-devel-3.3.1-2.3.i386.rpm
kdenetwork-nowlistening-3.3.1-2.3.i386.rpm
mozilla-1.7.10-1.4.1.i386.rpm
mozilla-chat-1.7.10-1.4.1.i386.rpm
mozilla-devel-1.7.10-1.4.1.i386.rpm
mozilla-dom-inspector-1.7.10-1.4.1.i386.rpm
mozilla-js-debugger-1.7.10-1.4.1.i386.rpm
mozilla-mail-1.7.10-1.4.1.i386.rpm
mozilla-nspr-1.7.10-1.4.1.i386.rpm
mozilla-nspr-devel-1.7.10-1.4.1.i386.rpm
mozilla-nss-1.7.10-1.4.1.i386.rpm
mozilla-nss-devel-1.7.10-1.4.1.i386.rpm
It is the same for packages in x86_64.
Updating the kernel package to 2.6.9-11 does not install the
kernel-module-openafs for that kernel version using yum.