After updates wifi stops connect to any point (exclude router at work). It's just try to connect after that show window for password and do it again and again. I try to reinstall driver but unfortunately these doesn't help.
12:00.0 Network controller: Broadcom Corporation BCM4313 802.11b/g/n Wireless LAN Controller (rev 01) Ubuntu 12.04.2 LTS \n \l
Most funny thing what this is Dell Vostro 1440 which in certified ubuntu laptop list.