Message-id: <9B08723E-43B4-4595-9CDA-4C103F7B1030@lists.apple.com>
Date: Tue, 19 Mar 2013 10:36:34 -0700
From: Apple Product Security <product-security-noreply@...ts.apple.com>
To: security-announce@...ts.apple.com
Subject: APPLE-SA-2013-03-19-1 iOS 6.1.3

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APPLE-SA-2013-03-19-1 iOS 6.1.3

iOS 6.1.3 is now available and addresses the following:

dyld
Available for:  iPhone 3GS and later,
iPod touch (4th generation) and later, iPad 2 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

Kernel
Available for:  iPhone 3GS and later,
iPod touch (4th generation) and later, iPad 2 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

Lockdown
Available for:  iPhone 3GS and later,
iPod touch (4th generation) and later, iPad 2 and later
Impact:  A local user may be able to change permissions on arbitrary
files
Description:  When restoring from backup, lockdownd changed
permissions on certain files even if the path to the file included a
symbolic link. This issue was addressed by not changing permissions
on any file with a symlink in its path.
CVE-ID
CVE-2013-0979 : evad3rs

Passcode Lock
Available for:  iPhone 3GS and later,
iPod touch (4th generation) and later, iPad 2 and later
Impact:  A person with physical access to the device may be able to
bypass the screen lock
Description:  A logic issue existed in the handling of emergency
calls from the lock screen. This issue was addressed through improved
lock state management.
CVE-ID
CVE-2013-0980 : Christopher Heffley of theMedium.ca,
videosdebarraquito

USB
Available for:  iPhone 3GS and later,
iPod touch (4th generation) and later, iPad 2 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

WebKit
Available for:  iPhone 3GS and later,
iPod touch (4th generation) and later, iPad 2 and later
Impact:  Visiting a maliciously crafted website may lead to an
unexpected application termination or arbitrary code execution
Description:  An invalid cast issue existed in the handling of SVG
files. This issue was addressed through improved type checking.
CVE-ID
CVE-2013-0912 : Nils and Jon from MWR Labs working with HP
TippingPoint's Zero Day Initiative


Installation note:

This update is available through iTunes and Software Update on your
iOS device, and will not appear in your computer's Software Update
application, or in the Apple Downloads site. Make sure you have an
Internet connection and have installed the latest version of iTunes
from www.apple.com/itunes/

iTunes and Software Update on the device will automatically check
Apple's update server on its weekly schedule. When an update is
detected, it is downloaded and the option to be installed is
presented to the user when the iOS device is docked. We recommend
applying the update immediately if possible. Selecting Don't Install
will present the option the next time you connect your iOS device.

The automatic update process may take up to a week depending on the
day that iTunes or the device checks for updates. You may manually
obtain the update via the Check for Updates button within iTunes, or
the Software Update on your device.

To check that the iPhone, iPod touch, or iPad has been updated:

* Navigate to Settings
* Select General
* Select About. The version after applying this update
will be "6.1.3".

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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