CVE-2016-2834: Mozilla Network Security Services (NSS) before 3.23, as used in Mozilla Firefox before 47.0, allows remote...

Security readout for executives and security teams

This is an old Mozilla NSS memory-corruption issue. A remote attacker could crash affected software, including Firefox versions before 47.0, and the CVE notes possible unspecified other impact. The public record does not describe the attack vector or confirm exploitation, so urgency depends mainly on whether legacy NSS or Firefox remains in use. Exposure is most likely on legacy systems running NSS before 3.23 or Firefox before 47.0. Linux distributions and enterprise products may have shipped fixes through vendor advisories, so package-level exposure should be confirmed against each vendor’s advisory and installed versions. Prioritize this as legacy exposure cleanup, not an emergency, unless unsupported NSS or Firefox versions are still business-critical. The main demonstrated impact is remote application crash, but incomplete technical detail and unspecified possible impact justify remediation through normal patch governance. Mitigation focus: Upgrade Mozilla NSS to version 3.23 or later where applicable.; Update Firefox to version 47.0 or later where applicable.; Apply relevant vendor security updates from Debian, Ubuntu, SUSE, Red Hat, or Oracle..

Prepared

Jun 13, 2026, 14:22 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.