util-linux-ng security, bug fix, and enhancement update

2.17.2-12.4 - fix CVE-2011-1675 - mount fails to anticipate RLIMITFSIZE - fix CVE-2011-1677 - umount may fail to remove /etc/mtab lock file 2.17.2-12.3 - fix fatal typos in patch for 723546 2.17.2-12.2 - rename /etc/hushlogin to /etc/hushlogins 696731 2.17.2-12.1 - fix 723546 - Defects revealed b...