CVE-2015-7220: Fedoraproject Fedora

High severity, CVSS 10.0. EPSS: 4.5% chance of exploitation in the next 30 days.

Buffer overflow in the XDRBuffer::grow function in js/src/vm/Xdr.cpp in Mozilla Firefox before 43.0 might allow remote attackers to cause a denial of service or possibly have unspecified other impact via crafted JavaScript code.

Affected products

• Fedoraproject Fedora: version 22 only; version 23 only
• Mozilla Firefox: up to and including 42.0
• Opensuse Leap: version 42.1 only
• Opensuse Opensuse: version 13.1 only; version 13.2 only

Published 2015-12-16. Last modified 2026-06-17.