glibc-common-2.2-12 has the groups field with a misspelling:
[dlt@test178 dlt]$ rpm -qi glibc-common
Name : glibc-common Relocations: (not relocateable)
Version : 2.2 Vendor: Red Hat, Inc.
Release : 12 Build Date: Wed 10 Jan 2001
06:45:41 PM EST
Install date: Thu 11 Jan 2001 08:05:49 AM EST Build Host:
Group : System Enviornment/Base Source RPM:glibc-2.2-12.src.rpm
Size : 33175870 License: LGPL
Packager : Red Hat, Inc. <http://bugzilla.redhat.com/bugzilla>
Summary : Common binaries and locale data for glibc
The glibc-common package includes common binaries for the GNU libc
libraries, as well as national language (locale) support and timezone
I know it's a nit, but if you're in there fixing something else, please fix
this one, as it shows confusingly in gnorpm.
This was fixed in the 7.1 packages.