This is a whitepaper discussing mitigation of the Ghost glibc vulnerability as discussed in CVE-2015-0235.
You can download it from the following link: https://packetstormsecurity.com/files/download/130178/securing-ghost.pdf
Source: https://packetstormsecurity.com/files/130178/How-To-Secure-Against-Glibc-Ghost-Vulnerability.html