nss is vulnerable to remote code execution. A race condition in the way certificates are verified allows a remote attacker to crash the application or possibly execute arbitrary code via vectors that trigger improper removal of an NSSCertificate structure from a trust domain.
secunia.com/advisories/59591
secunia.com/advisories/59719
secunia.com/advisories/59760
secunia.com/advisories/60083
secunia.com/advisories/60486
secunia.com/advisories/60621
secunia.com/advisories/60628
www.debian.org/security/2014/dsa-2986
www.debian.org/security/2014/dsa-2996
www.mozilla.org/security/announce/2014/mfsa2014-63.html
www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
www.securityfocus.com/bid/68816
www.securitytracker.com/id/1030617
access.redhat.com/security/updates/classification/#critical
bugzilla.mozilla.org/show_bug.cgi?id=963150
rhn.redhat.com/errata/RHSA-2014-0915.html
security.gentoo.org/glsa/201504-01