OS X 10.10.5 Yosemite Update Available Now
Apple has released OS X 10.10.5 Yosemite to Mac users, the update aims to “improve the stability, compatibility, and security of your Mac” and is therefore recommended for all users to install on their hardware running OS X Yosemite. Release notes accompanying the update are brief, but the update includes several important security fixes which make the 10.10.5 update particularly important to install.
Users running prior versions of OS X Yosemite can find the update available now from the Mac App Store Updates section, accessible through the Apple menu. The download weighs in around 1GB and requires a reboot to complete installation. As usual, complete a back up of the Mac before installing any system software updates or changes.
Yosemite users who skipped the OS X 10.10.4 update will find the OS X 10.10.5 update available to download as a larger “Combined” update, which includes the necessary changes and adjustments from the prior release.
OS X Yosemite 10.10.5 Release Notes
The release notes accompanying the download are as follows:
The OS X Yosemite 10.10.5 update improves the stability, compatibility, and security of your Mac, and is recommended for all users.
• Improves compatibility with certain email servers when using Mail
• Fixes an issue in Photos that prevented importing videos from GoPro cameras
• Fixes an issue in QuickTime Player that prevented playback of Windows Media files
Those who follow security news will be interested to know the security notes accompanying the update mention the DYLD exploit has been patched “A path validation issue existed in dyld. This was addressed through improved environment sanitization.” Further details about the security specific changes can be found here at Apple.com.
With the release of OS X El Capitan 10.11 expected to arrive next month, this will likely be the last update of OS X Yosemite before then.
Separately, Apple has also released iTunes 12.2.2 update, iOS 8.4.1, and a “Security Update 2015-006” for users running OS X Mavericks and OS X Mountain Lion.