OS X Mavericks 10.9.3 Update (Combo)

This update:

• Improves 4K display support on Mac Pro (Late 2013) and MacBook Pro with 15-inch Retina Display (Late 2013)
• Adds the ability to sync contacts and calendars between a Mac and iOS device using a USB connection           
• Improves the reliability of VPN connections using IPsec
• Includes Safari 7.0.3       

For detailed information about the security content of this update, please visit: http://support.apple.com/kb/HT1222

SHA1=67585c0534a685c54e35d2f530a6665b3943917f