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AUSCERT External Security Bulletin Redistribution
ESB-2013.0408
Apple TV 5.2.1
20 March 2013
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AusCERT Security Bulletin Summary
---------------------------------
Product: Apple TV
Publisher: Apple
Operating System: Apple iOS
Impact/Access: Root Compromise -- Existing Account
Execute Arbitrary Code/Commands -- Existing Account
Access Confidential Data -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2013-0981 CVE-2013-0978 CVE-2013-0977
Reference: ESB-2013.0407
Original Bulletin:
http://support.apple.com/kb/HT1222
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APPLE-SA-2013-03-19-2 Apple TV 5.2.1
Apple TV 5.2.1 is now available and addresses the following:
Apple TV
Available for: Apple TV 2nd generation and later
Impact: A local user may be able to execute unsigned code
Description: A state management issue existed in the handling of
Mach-O executable files with overlapping segments. This issue was
addressed by refusing to load an executable with overlapping
segments.
CVE-ID
CVE-2013-0977 : evad3rs
Apple TV
Available for: Apple TV 2nd generation and later
Impact: A local user may be able to determine the address of
structures in the kernel
Description: An information disclosure issue existed in the ARM
prefetch abort handler. This issue was addressed by panicking if the
prefetch abort handler is not being called from an abort context.
CVE-ID
CVE-2013-0978 : evad3rs
Apple TV
Available for: Apple TV 2nd generation and later
Impact: A local user may be able to execute arbitrary code in the
kernel
Description: The IOUSBDeviceFamily driver used pipe object pointers
that came from userspace. This issue was addressed by performing
additional validation of pipe object pointers.
CVE-ID
CVE-2013-0981 : evad3rs
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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===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
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