Thanks for your bug report. New packages version have been uploaded since you opened it, could you try if you still get the issue and attach a new crash file if that's the case?
** Changed in: mozilla-thunderbird (Ubuntu) Status: Unconfirmed => Needs Info -- [apport] mozilla-thunderbird-bin crashed with SIGSEGV in __kernel_vsyscall() - by viewing openpgp keys https://launchpad.net/bugs/87013 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs