Apple Releases Security Updates for OS X El Capitan and Yosemite

Apple has just released Security Update 2016-001 for OS X El Capitan users, introducing important security fixes to the operating system. Apple has also also introduced Security Update 2016-005 for OS X Yosemite users.

If this sounds familiar, it’s because these are the same exploitsApple.OSX.10.12_iapptweak patched in the latest iOS 9.3.5 update. Apple again credits Citizen Lab and Lookout research firms with the find, and recommends that all users install the updates.

Here are your full release notes:

Kernel

Available for: OS X Yosemite v10.10.5 and OS X El Capitan v10.11.6

Impact: An application may be able to disclose kernel memory

Description: A validation issue was addressed through improved input sanitization.

CVE-2016-4655: Citizen Lab and Lookout

Kernel

Available for: OS X Yosemite v10.10.5 and OS X El Capitan v10.11.6

Impact: An application may be able to execute arbitrary code with kernel privileges

Description: A memory corruption issue was addressed through improved memory handling.

CVE-2016-4656: Citizen Lab and Lookout

The Security Updates are available to all OS X Yosemite and El Capitan users and can be downloaded from the Mac App Store. Apple recommends all users install the update, and a full list of what’s fixed can be found in the accompanying support document.

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