Upstream bug is still open but reporter said issue was fixed in Firefox 57.0.4 over a year ago. Test file works here with Firefox 66.0.2 in Ubuntu 18.04 so closing as fixed.
** Changed in: firefox (Ubuntu) Status: Confirmed => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1434404 Title: Canvas path rendering bug To manage notifications about this bug go to: https://bugs.launchpad.net/firefox/+bug/1434404/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs