cve request: util-linux

[Michael Gilbert <mgilbert () debian org>]

Please assign an id for a somewhat minor information disclosure in
util-linux.  Details (including commit ids) about the problem can be
found in the Debian bug report:
http://bugs.debian.org/697464

Based on the git commit log, the relevant commits appear to be first
included with the v2.23 release.

Thanks,
Mike