yum clean all ; yum update glibc

rpm -q --changelog glibc | grep CVE-2015-0235

参考资料

[1]. http://forums.cpanel.net/f185/new-critical-glibc-vulnerability-cve-2015-0235-aka-ghost-450771.html?amp;goto=newpost
[2]. https://community.qualys.com/blogs/laws-of-vulnerabilities/2015/01/27/the-ghost-vulnerability