Snow Leopard Updated to v.10.6.3, Comes with Numerous Improvements and 88 Security Fixes
Article by George Norman
On 31 Mar 2010
Apple has updated its Snow Leopard operating system to version 10.6.3. Users can download Mac OS X 10.6.3 by selecting “Software Update” from the Apple menu, or they can manually download the update straight from Apple here.

The Mac OS X 10.6.3 update is labeled by Apple as critical. You are well advised to update your operating system as soon as possible. The update weighs in at 439MB.
Before you update you are well advised to use Time Machine and backup your system. Once you’ve started the update, let the installation process run its course – do not interrupt it.


The latest version of the Snow Leopard comes with numerous fixes and improvements. As detailed by the Cupertino-based software developer, these fixes and improvements are:
  • Performance of Logic Pro 9 and Main Stage 2 when running in 64-bit mode.
  • Printing reliability.
  • Sleep and wake reliability when using Bonjour wake on demand.
  • A color issue in iMovie with HD content.
  • Glowing, stuck, or dark pixels when viewing video from the iMac (Late 2009) built-in iSight camera.
  • An issue in which the Finder reports a -36 error when copying directories to a drive formatted as FAT32.
  • Reliability of photo screen savers.
  • Compatibility issues with OpenGL-based applications.
  • An issue in which shadows in PDF of Aperture book are black instead of gray.
  • An issue in which the microphone level in iChat may not increase the volume after reducing it to prevent a feedback event.
  • The reliability of certain third-party USB devices.
  • The Accounts preference pane can now limit login to members of groups hosted by a non-Apple directory service, such as Active Directory.
  • DNS server ordering as specified in Network Preferences and DNS reliability. For details about how Mac OS X v10.6 handles unresponsive DNS servers.
  • The reliability and compatibility of QuickTime X.
  • Data Collection: Mac OS X v10.6.3 can collect diagnostic and usage information from your Mac and send it to Apple for analysis automatically. The information is only collected with your explicit consent, and is submitted anonymously to Apple.

The list of fixes and improvements goes on with details on fixes for AirPort and wireless networking, Date and Time, Directory Services, File Services, iCal, Mail, Mobile Accounts, MobileMe, Parental Control, Rosetta, system imaging, time Machine, and Xsan. A detailed list of fixes and improvements is available here.

On the security side, Mac OS X 10.6.3 plugs a grand total of 88 security holes. These security holes could lead to remote code execution, information disclosure and denial-of-service attacks. A detailed presentation of all the vulnerabilities is available here.

Tags: Apple, Mac OS X, Update, Security
About the author: George Norman
George is a news editor.
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Snow Leopard Updated to v.10.6.3, Comes with Numerous Improvements and 88 Security Fixes
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