CVE-2014-1490: Canonical Ubuntu Linux

High severity, CVSS 9.3. EPSS: 3.9% chance of exploitation in the next 30 days.

Race condition in libssl in Mozilla Network Security Services (NSS) before 3.15.4, as used in Mozilla Firefox before 27.0, Firefox ESR 24.x before 24.3, Thunderbird before 24.3, SeaMonkey before 2.24, and other products, allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via vectors involving a resumption handshake that triggers incorrect replacement of a session ticket.

Affected products

• Canonical Ubuntu Linux: version 12.04 only; version 12.10 only; version 13.10 only
• Debian Debian Linux: version 7.0 only
• Fedoraproject Fedora: version 19 only; version 20 only
• Mozilla Firefox: before 24.3 (fixed in 24.3); before 27.0 (fixed in 27.0)
• Mozilla Network Security Services: before 3.15.4 (fixed in 3.15.4)
• Mozilla Seamonkey: before 2.24 (fixed in 2.24)
• Mozilla Thunderbird: before 24.3.0 (fixed in 24.3.0)
• Opensuse Opensuse: version 11.4 only; version 12.3 only; version 13.1 only
• Oracle Enterprise Manager Ops Center: before 12.1.4 (fixed in 12.1.4); version 12.2.0 only; version 12.2.1 only; version 12.3.0 only
• Oracle Vm Server: version 3.2 only
• Suse Linux Enterprise Desktop: version 11 only
• Suse Linux Enterprise Server: version 11 only
• Suse Linux Enterprise Software Development Kit: version 11 only

Published 2014-02-06. Last modified 2026-06-17.