Date: Mon, 18 Jul 2016 17:17:26 -0700
From: Apple Product Security <product-security-noreply@...ts.apple.com>
To: security-announce@...ts.apple.com
Subject: APPLE-SA-2016-07-18-2 iOS 9.3.3

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APPLE-SA-2016-07-18-2 iOS 9.3.3

iOS 9.3.3 is now available and addresses the following:

Calendar
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  A maliciously crafted calendar invite may cause a device to
unexpectedly restart
Description:  A null pointer dereference was addressed through
improved memory handling.
CVE-2016-4605 : Henry Feldman MD at Beth Israel Deaconess Medical
Center

CoreGraphics
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  A remote attacker may be able to execute arbitrary code
Description:  A memory corruption issue was addressed through
improved memory handling.
CVE-2016-4637 : Tyler Bohan of Cisco Talos (talosintel.com
/vulnerability-reports)

FaceTime
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  An attacker in a privileged network position may be able to
cause a relayed call to continue transmitting audio while appearing
as if the call terminated
Description:  User interface inconsistencies existed in the handling
of relayed calls. These issues were addressed through improved
FaceTime display logic.
CVE-2016-4635 : Martin Vigo

ImageIO
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  A remote attacker may be able to execute arbitrary code
Description:  Multiple memory corruption issues were addressed
through improved memory handling.
CVE-2016-4631 : Tyler Bohan of Cisco Talos (talosintel.com
/vulnerability-reports)

ImageIO
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  A remote attacker may be able to cause a denial of service
Description:  A memory consumption issue was addressed through
improved memory handling.
CVE-2016-4632 : Evgeny Sidorov of Yandex

IOAcceleratorFamily
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  A local user may be able to read kernel memory
Description:  An out-of-bounds read was addressed through improved
bounds checking.
CVE-2016-4628 : Ju Zhu of Trend Micro

IOAcceleratorFamily
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  A local user may be able to execute arbitrary code with
kernel privileges
Description:  A null pointer dereference was addressed through
improved validation.
CVE-2016-4627 : Ju Zhu of Trend Micro

IOHIDFamily
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  A local user may be able to execute arbitrary code with
kernel privileges
Description:  A null pointer dereference was addressed through
improved input validation.
CVE-2016-4626 : Stefan Esser of SektionEins

Kernel
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  A local user may be able to execute arbitrary code with
kernel privileges
Description:  Multiple memory corruption issues were addressed
through improved memory handling.
CVE-2016-1863 : Ian Beer of Google Project Zero
CVE-2016-1864 : Ju Zhu of Trend Micro
CVE-2016-4582 : Shrek_wzw and Proteas of Qihoo 360 Nirvan Team

Kernel
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  A local user may be able to cause a system denial of service
Description:  A null pointer dereference was addressed through
improved input validation.
CVE-2016-1865 : CESG, Marco Grassi (@marcograss) of KeenLab
(@keen_lab), Tencent

libxml2
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  Multiple vulnerabilities in libxml2
Description:  Multiple memory corruption issues were addressed
through improved memory handling.
CVE-2016-1836 : Wei Lei and Liu Yang of Nanyang Technological
University
CVE-2016-4447 : Wei Lei and Liu Yang of Nanyang Technological
University
CVE-2016-4448 : Apple
CVE-2016-4483 : Gustavo Grieco
CVE-2016-4614 : Nick Wellnhofe
CVE-2016-4615 : Nick Wellnhofer
CVE-2016-4616 : Michael Paddon
CVE-2016-4619 : Hanno Boeck

libxml2
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  Parsing a maliciously crafted XML document may lead to
disclosure of user information
Description:  An access issue existed in the parsing of maliciously
crafted XML files. This issue was addressed through improved input
validation.
CVE-2016-4449 : Kostya Serebryany

libxslt
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  Multiple vulnerabilities in libxslt
Description:  Multiple memory corruption issues were addressed
through improved memory handling.
CVE-2016-1684 : Nicolas Grégoire
CVE-2016-4607 : Nick Wellnhofer
CVE-2016-4608 : Nicolas Grégoire
CVE-2016-4609 : Nick Wellnhofer
CVE-2016-4610 : Nick Wellnhofer
CVE-2016-4612 : Nicolas Grégoire

Safari
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  Visiting a malicious website may lead to user interface
spoofing
Description:  Redirect responses to invalid ports may have allowed a
malicious website to display an arbitrary domain while displaying
arbitrary content. This issue was addressed through improved URL
display logic.
CVE-2016-4604 : xisigr of Tencent's Xuanwu Lab (www.tencent.com)

Sandbox Profiles
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  A local application may be able to access the process list
Description:  An access issue existed with privileged API calls. This
issue was addressed through additional restrictions.
CVE-2016-4594 : Stefan Esser of SektionEins

Siri Contacts
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  A person with physical access to a device may be able to see
private contact information
Description:  A privacy issue existed in the handling of Contact
cards. This was addressed through improved state management.
CVE-2016-4593 : Pedro Pinheiro (facebook.com/pedro.pinheiro.1996)

Web Media
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  Viewing a video in Safari's Private Browsing mode displays
the URL of the video outside of Private Browsing mode
Description:  A privacy issue existed in the handling of user data by
Safari View Controller. This issue was addressed through improved
state management.
CVE-2016-4603 : Brian Porter (@portex33)

WebKit
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  Visiting a maliciously crafted website may lead to arbitrary
code execution
Description:  Multiple memory corruption issues were addressed
through improved memory handling.
CVE-2016-4589 : Tongbo Luo and Bo Qu of Palo Alto Networks
CVE-2016-4622 : Samuel Gross working with Trend Micro’s Zero Day
Initiative
CVE-2016-4623 : Apple
CVE-2016-4624 : Apple

WebKit
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  Visiting a maliciously crafted webpage may lead to a system
denial of service
Description:  A memory consumption issue was addressed through
improved memory handling.
CVE-2016-4592 : Mikhail

WebKit
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  Visiting a malicious website may disclose image data from
another website
Description:  A timing issue existed in the processing of SVG. This
issue was addressed through improved validation.
CVE-2016-4583 : Roeland Krak

WebKit
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  Visiting a malicious website may lead to user interface
spoofing
Description:  An origin inheritance issue existed in parsing of
about: URLs. This was addressed through improved validation of
security origins.
CVE-2016-4590 : xisigr of Tencent's Xuanwu Lab (www.tencent.com), an
anonymous researcher

WebKit
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  Visiting a maliciously crafted website may compromise user
information on the file system
Description:  A permissions issue existed in the handling of the
location variable. This was addressed though additional ownership
checks.
CVE-2016-4591 : ma.la of LINE Corporation

WebKit
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  Visiting a maliciously crafted website may result in the
disclosure of process memory
Description:  A memory initialization issue was addressed through
improved memory handling.
CVE-2016-4587 : Apple

WebKit JavaScript Bindings
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  Visiting a maliciously crafted website may lead to script
execution in the context of a non-HTTP service
Description:  A cross-protocol cross-site scripting (XPXSS) issue
existed in Safari when submitting forms to non-HTTP services
compatible with HTTP/0.9. This issue was addressed by disabling
scripts and plugins on resources loaded over HTTP/0.9.
CVE-2016-4651 : Obscure

WebKit Page Loading
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  A malicious website may exfiltrate data cross-origin
Description:  A cross-site scripting issue existed in Safari URL
redirection. This issue was addressed through improved URL validation
on redirection.
CVE-2016-4585 : Takeshi Terada of Mitsui Bussan Secure Directions,
Inc. (www.mbsd.jp)

WebKit Page Loading
Available for:  iPhone 4s and later,
iPod touch (5th generation) and later, iPad 2 and later
Impact:  Visiting a maliciously crafted website may lead to arbitrary
code execution
Description:  Multiple memory corruption issues were addressed
through improved memory handling.
CVE-2016-4584 : Chris Vienneau

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 "9.3.3".

Information will also be posted to the Apple Security Updates
web site: https://support.apple.com/kb/HT201222

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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