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APPLE-SA-2012-11-29-1 Apple TV 5.1.1

Apple TV 5.1.1 is now available and addresses the following:

Apple TV
Available for:  Apple TV 2nd generation and later
Impact:  Compromised applications may be able to determine addresses
in the kernel
Description:  An information disclosure issue existed in the handling
of APIs related to kernel extensions. Responses containing a
OSBundleMachOHeaders key may have included kernel addresses, which
may aid in bypassing address space layout randomization protection.
This issue was addressed by unsliding the addresses before returning
them.
CVE-ID
CVE-2012-3749 : Mark Dowd of Azimuth Security, Eric Monti of Square,
and additional anonymous researchers

Apple TV
Available for:  Apple TV 2nd generation and later
Impact:  An attacker with a privileged network position may cause an
unexpected application termination or arbitrary code execution
Description:  A time of check to time of use issue existed in the
handling of JavaScript arrays. This issue was addressed through
additional validation of JavaScript arrays.
CVE-ID
CVE-2012-3748 : Joost Pol and Daan Keuper of Certified Secure working
with HP TippingPoint's Zero Day Initiative


Installation note:

Apple TV will periodically check for software updates. Alternatively,
you may manually check for software updates by selecting
"Settings -> General -> Update Software".

To check the current version of software, select
"Settings -> General -> About".

Information will also be posted to the Apple Security Updates
web site: http://support.apple.com/kb/HT1222

This message is signed with Apple's Product Security PGP key,
and details are available at:
https://www.apple.com/support/security/pgp/

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