glibc security update

[2.5-58.el5_6.2]

• Avoid too much stack use in fnmatch (#681054, CVE-2011-1071)
• Properly quote output of locale (#625893, CVE-2011-1095)
• Don’t leave empty element in rpath when skipping the first element,
  ignore rpath elements containing non-isolated use of when
  privileged (#667974, CVE-2011-0536)
• Fix handling of newline in addmntent (#559579, CVE-2010-0296)
  [2.5-58.el5_6.1]
• Don’t ignore in libraries (#682991)