It seems this bug is duplicate of bug #226209 (Brasero requieres 4GiB on /tmp to burn an iso image on DVD) and it's already fixed in new upstream version (0.7.90).
-- Brasero cannot burn a CD ISO image to DVD+RW https://bugs.launchpad.net/bugs/199561 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs