Sony has said that fixes for the recently-disclosed QuadRooter flaw will be made available "within normal and regular software maintenance." The Japanese company, however, didn't provide any specific time-frame for the roll-out. Here's the complete statement from the company: Sony Mobile takes the security and privacy of customer data very seriously. We are aware of the Quadrooter' vulnerability and are working to make the security patches available within normal and regular software maintenance, both directly to open-market devices and via our carrier partners, so timings can vary...
Source: http://www.gsmarena.com/sony_will_roll_out_quadrooter_patch_within_normal_and_regular_software_maintenance-news-19912.php