Security update for glibc (important)

This glibc update fixes a critical privilege escalation problem and two
additional issues:

   * bnc#892073: An off-by-one error leading to a heap-based buffer
     overflow was found in __gconv_translit_find(). An exploit that

targets the problem is publicly available. (CVE-2014-5119)
* bnc#836746: Avoid race between {, __de}allocate_stack and
__reclaim_stacks during fork.
* bnc#844309: Fixed various overflows, reading large /etc/hosts or
long names. (CVE-2013-4357)
* bnc#894553, bnc#894556: Fixed various crashes on invalid input in
IBM gconv modules. (CVE-2014-6040, CVE-2012-6656)

Security Issues:

   * CVE-2012-6656
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-6656">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-6656</a>&gt;
   * CVE-2013-4357
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4357">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4357</a>&gt;
   * CVE-2014-5119
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-5119">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-5119</a>&gt;
   * CVE-2014-6040
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-6040">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-6040</a>&gt;