Secunia Security Advisory – Fedora has issued an update for nss. This fixes a security issue, which potentially can be exploited by malicious people to conduct spoofing attacks.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/74720/sa33826.txt
Source: https://packetstormsecurity.com/files/74720/Secunia-Security-Advisory-33826.html