samba: SMB/CIFS file, print, and login server for Unix Details: USN-2950-1 fixed vulnerabilities in Samba. The backported fixes introduced in Ubuntu 12.04 LTS caused interoperability issues. This update fixes compatibility with certain NAS devices, and allows connecting to Samba 3.6 servers by relaxing the quot;client ipc signingquot; parameter to quot;autoquot;. We apologize for the inconvenience. Original advisory USN-2950-1 introduced regressions in Samba.