The following root certificate has expired, so please remove it from NSS. Issuer field: O = TÜRKTRUST Bilgi İletişim ve Bilişim Güvenliği Hizmetleri A.Ş. (c) Kasım 2005 L = Ankara C = TR CN = TÜRKTRUST Elektronik Sertifika Hizmet Sağlayıcısı SHA-1 Fingerprint: B4:35:D4:E1:11:9D:1C:66:90:A7:49:EB:B3:94:BD:63:7B:A7:82:B7 ValidTo: 9/16/2015 This root certificate has all three trust bits enabled; Websites (SSL/TLS), Email (S/MIME), and Code Signing. It is not enabled for EV treatment. The CA has concurred that this root certificate has been phased out and may be removed from NSS.
I have checked the test build https://bugzilla.mozilla.org/show_bug.cgi?id=1214729#c2 and confirm that this root cert has been removed.