CVE-2015-2724: Canonical Ubuntu Linux

High severity, CVSS 10.0. EPSS: 5.9% chance of exploitation in the next 30 days.

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, and Thunderbird before 38.1 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Affected products

• Canonical Ubuntu Linux: version 12.04 only; version 14.04 only; version 14.10 only; version 15.04 only
• Debian Debian Linux: version 7.0 only; version 8.0 only
• Mozilla Firefox: version 31.0 only; version 31.1.0 only; version 31.1.1 only; version 31.3.0 only; version 31.5.1 only; version 31.5.2 only; …
• Mozilla Firefox ESR: version 31.1 only; version 31.2 only; version 31.3 only; version 31.4 only; version 31.5 only; version 31.6.0 only; …
• Mozilla Thunderbird: up to and including 38.0.1
• Novell Suse Linux Enterprise Desktop: version 12.0 only
• Novell Suse Linux Enterprise Server: version 11 only; version 12.0 only
• Novell Suse Linux Enterprise Software Development Kit: version 12.0 only
• Oracle Solaris: version 11.3 only

Published 2015-07-06. Last modified 2026-06-17.