http://www.kb.cert.org/vuls/id/978508
https://www.imperialviolet.org/2014/06/05/earlyccs.html
https://git.openssl.org/gitweb/?p=openssl.git;a=commit;h=bc8923b1ec9c467755cd86f7848c50ee8812e441
https://bugzilla.redhat.com/show_bug.cgi?id=1103586
https://access.redhat.com/site/blogs/766093/posts/908133
http://www.openssl.org/news/secadv_20140605.txt
http://ccsinjection.lepidum.co.jp