Comment 176 for bug 852190

With the recent kernel update this started working for me. Looks like it is using the packaged firmware, not the updated one, which might mean the updated one is not needed for this device.

$ uname -a
Linux kermit 3.11.0-13-generic #20-Ubuntu SMP Wed Oct 23 07:38:26 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
$ lsusb
Bus 001 Device 008: ID 7392:7811 Edimax Technology Co., Ltd EW-7811Un 802.11n Wireless Adapter [Realtek RTL8188CUS]

[ 65.908605] rtl8192cu: Loading firmware rtlwifi/rtl8192cufw.bin

-rw-r--r-- 1 root root 16014 Apr 25 2013 rtl8192cufw.bin
-rw-r--r-- 1 root root 16116 Oct 27 15:56 rtl8192cufw_TMSC.bin