Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 60.4.0. Security Fix: * Mozilla: Memory safety bugs fixed in Firefox 64 and Firefox ESR 60.4 * chromium-browser, firefox: Memory corruption in Angle * Mozilla: Use-after-free with select element * Mozilla: Buffer overflow in accelerated 2D canvas with Skia * Mozilla: Same-origin policy vi ...