Apple has updated Mac OS X Mavericks to version 10.9.4 and iOS to version 7.1.2.
According to Apple, Mavericks 10.9.4 Update is recommended for all mavericks users. It improves the stability, compatibility, and security of your Mac.
° Fixes an issue that prevented some Macs from automatically connecting to known Wi-Fi networks;
° Improves the reliability of wake from sleep;
° Includes Safari 7.0.5.
You can download it at the Mac App Store.
According to Apple, iOS 7.1.2 contains bug fixes and security updates, including:
° Improves iBeacon connectivity and stability;
° Fixes a bug with data transfer for some 3rd party accessories, including bar code scanners;
° Corrects an issue with data protection class of Mail attachments.
You can access the OS update by going to the Software Update of the Settings app on your iDevice.