Secunia Security Advisory – Fedora has issued an update for nspr and nss. This fixes two vulnerabilities, which potentially can be exploited by malicious people to compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/54699/sa24277.txt
Source: https://packetstormsecurity.com/files/54699/Secunia-Security-Advisory-24277.html

