Just burned a 13gb bluray disk with xfburn without any trouble. I assume a DVD would work as well. I don't know why you're having trouble. I do not have brasero installed. Only xfburn and k3b.
This is what I have in /etc/devfs.conf
link /tmp shm
Allow all users to access optical media
perm /dev/acd0 0666
perm /dev/acd1 0666
perm /dev/cd0 0666
perm /dev/cd1 0666
Allow all USB Devices to be mounted
perm /dev/da0 0666
perm /dev/da1 0666
perm /dev/da2 0666
perm /dev/da3 0666
perm /dev/da4 0666
perm /dev/da5 0666
Misc other devices
perm /dev/pass0 0666
perm /dev/xpt0 0666
perm /dev/uscanner0 0666
perm /dev/video0 0666
perm /dev/tuner0 0666
perm /dev/dvb/adapter0/demux0 0666
perm /dev/dvb/adapter0/dvr 0666
perm /dev/dvb/adapter0/frontend0 0666
and in /etc/devfs.rules
[devfsrules_common=7]
add path 'acd[0-9]' mode 666
add path 'ad[0-9]' mode 666
add path 'ada[0-9]' mode 666
add path 'cd[0-9]' mode 666
add path 'cx23885' mode 666
add path 'cx88' mode 666
add path 'da[0-9]' mode 666
add path 'dri/' mode 666
add path 'drm/' mode 666
add path 'dvb/' mode 666
add path 'fd[0-9]' mode 666
add path 'iicdev' mode 666
add path 'lpt[0-9]' mode 666
add path 'mmcsd[0-9]' mode 666
add path 'pass[0-9]' mode 666
add path 'tuner[0-9]' mode 666
add path 'ugen[0-9]' mode 666
add path 'ulpt[0-9]' mode 666
add path 'unlpt[0-9]' mode 666
add path 'usb/' mode 666
add path 'usbctl' mode 666
add path 'uscan[0-9]' mode 666
add path 'uvisor[0-9]' mode 666
add path 'video[0-9]' mode 666
add path 'xpt[0-9]' mode 666