-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.0991
                       APPLE-SA-2019-3-25-1 iOS 12.2
                               26 March 2019

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           iOS
Publisher:         Apple
Operating System:  Apple iOS
Impact/Access:     Root Compromise                 -- Remote with User Interaction
                   Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Access Privileged Data          -- Remote with User Interaction
                   Overwrite Arbitrary Files       -- Remote with User Interaction
                   Cross-site Scripting            -- Remote with User Interaction
                   Denial of Service               -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-8567 CVE-2019-8566 CVE-2019-8565
                   CVE-2019-8563 CVE-2019-8562 CVE-2019-8559
                   CVE-2019-8558 CVE-2019-8556 CVE-2019-8554
                   CVE-2019-8553 CVE-2019-8552 CVE-2019-8551
                   CVE-2019-8550 CVE-2019-8549 CVE-2019-8546
                   CVE-2019-8545 CVE-2019-8544 CVE-2019-8542
                   CVE-2019-8541 CVE-2019-8540 CVE-2019-8536
                   CVE-2019-8535 CVE-2019-8530 CVE-2019-8529
                   CVE-2019-8527 CVE-2019-8524 CVE-2019-8523
                   CVE-2019-8521 CVE-2019-8518 CVE-2019-8517
                   CVE-2019-8516 CVE-2019-8515 CVE-2019-8514
                   CVE-2019-8512 CVE-2019-8511 CVE-2019-8510
                   CVE-2019-8506 CVE-2019-8505 CVE-2019-8504
                   CVE-2019-8503 CVE-2019-8502 CVE-2019-7293
                   CVE-2019-7292 CVE-2019-7285 CVE-2019-7284
                   CVE-2019-6237 CVE-2019-6222 CVE-2019-6207
                   CVE-2019-6204 CVE-2019-6201 

Reference:         ESB-2019.0987
                   ESB-2019.0986

Original Bulletin: 
   https://support.apple.com/en-au/HT209599

- --------------------------BEGIN INCLUDED TEXT--------------------

APPLE-SA-2019-3-25-1 iOS 12.2

iOS 12.2 is now available and addresses the following:

CFString
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Processing a maliciously crafted string may lead to a denial
of service
Description: A validation issue was addressed with improved logic.
CVE-2019-8516: SWIPS Team of Frifee Inc.

configd
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious application may be able to elevate privileges
Description: A memory initialization issue was addressed with
improved memory handling.
CVE-2019-8552: Mohamed Ghannam (@_simo36)

Contacts
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious application may be able to elevate privileges
Description: A buffer overflow issue was addressed with improved
memory handling.
CVE-2019-8511: an anonymous researcher

CoreCrypto
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious application may be able to elevate privileges
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2019-8542: an anonymous researcher

Exchange ActiveSync
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A user may authorize an enterprise administrator to remotely
wipe their device without appropriate disclosure
Description: This issue was addressed with improved transparency.
CVE-2019-8512: an anonymous researcher, an anonymous researcher

FaceTime
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A user's video may not be paused in a FaceTime call if they
exit the FaceTime app while the call is ringing
Description: An issue existed in the pausing of FaceTime video. The
issue was resolved with improved logic.
CVE-2019-8550: Lauren Guzniczak of Keystone Academy

Feedback Assistant
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious application may be able to gain root privileges
Description: A race condition was addressed with additional
validation.
CVE-2019-8565: CodeColorist of Ant-Financial LightYear Labs

Feedback Assistant
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious application may be able to overwrite arbitrary
files
Description: This issue was addressed with improved checks.
CVE-2019-8521: CodeColorist of Ant-Financial LightYear Labs

file
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Processing a maliciously crafted file might disclose user
information
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2019-6237: an anonymous researcher

GeoServices
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Clicking a malicious SMS link may lead to arbitrary code
execution
Description: A memory corruption issue was addressed with improved
validation.
CVE-2019-8553: an anonymous researcher

iAP
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious application may be able to elevate privileges
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2019-8542: an anonymous researcher

IOHIDFamily
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A local user may be able to cause unexpected system
termination or read kernel memory
Description: A memory corruption issue was addressed with improved
state management.
CVE-2019-8545: Adam Donenfeld (@doadam) of the Zimperium zLabs Team

IOKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A local user may be able to read kernel memory
Description: A memory initialization issue was addressed with
improved memory handling.
CVE-2019-8504: an anonymous researcher

IOKit SCSI
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: An application may be able to execute arbitrary code with
kernel privileges
Description: A memory corruption issue was addressed with improved
input validation.
CVE-2019-8529: Juwei Lin (@panicaII) of Trend Micro

Kernel
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A remote attacker may be able to cause unexpected system
termination or corrupt kernel memory
Description: A buffer overflow was addressed with improved size
validation.
CVE-2019-8527: Ned Williamson of Google and derrek (@derrekr6)

Kernel
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: An application may be able to gain elevated privileges
Description: A logic issue was addressed with improved state
management.
CVE-2019-8514: Samuel Gross of Google Project Zero

Kernel
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious application may be able to determine kernel
memory layout
Description: A memory initialization issue was addressed with
improved memory handling.
CVE-2019-8540: Weibo Wang (@ma1fan) of Qihoo 360  Nirvan Team

Kernel
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A local user may be able to read kernel memory
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2019-7293: Ned Williamson of Google

Kernel
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious application may be able to determine kernel
memory layout
Description: An out-of-bounds read issue existed that led to the
disclosure of kernel memory. This was addressed with improved input
validation.
CVE-2019-6207: Weibo Wang of Qihoo 360 Nirvan Team (@ma1fan)
CVE-2019-8510: Stefan Esser of Antid0te UG

Mail
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Processing a maliciously crafted mail message may lead to
S/MIME signature spoofing
Description: This issue was addressed with improved checks.
CVE-2019-7284: Damian Poddebniak of Monster University of Applied
Sciences

Messages
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A local user may be able to view sensitive user information
Description: An access issue was addressed with additional sandbox
restrictions.
CVE-2019-8546: ChiYuan Chang

Power Management
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious application may be able to execute arbitrary code
with system privileges
Description: Multiple input validation issues existed in MIG
generated code. These issues were addressed with improved validation.
CVE-2019-8549: Mohamed Ghannam (@_simo36) of SSD Secure Disclosure
(ssd-disclosure.com)

Privacy
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious app may be able to track users between installs
Description: A privacy issue existed in motion sensor calibration.
This issue was addressed with improved motion sensor processing.
CVE-2019-8541: Stan (Jiexin) Zhang and Alastair R. Beresford of the
University of Cambridge, Ian Sheret of Polymath Insight Limited

ReplayKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious application may be able to access the microphone
without indication to the user
Description: An API issue existed in the handling of microphone data.
This issue was addressed with improved validation.
CVE-2019-8566: an anonymous researcher

Safari
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A website may be able to access sensor information without
user consent
Description: A permissions issue existed in the handling of motion
and orientation data. This issue was addressed with improved
restrictions.
CVE-2019-8554: an anonymous researcher

Safari Reader
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Enabling the Safari Reader feature on a maliciously crafted
webpage may lead to universal cross site scripting
Description: A logic issue was addressed with improved validation.
CVE-2019-6204: Ryan Pickren (ryanpickren.com)
CVE-2019-8505: Ryan Pickren (ryanpickren.com)

Siri
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious application may be able to initiate a Dictation
request without user authorization
Description: An API issue existed in the handling of dictation
requests. This issue was addressed with improved validation.
CVE-2019-8502: Luke Deshotels of North Carolina State University,
Jordan Beichler of North Carolina State University, William Enck of
North Carolina State University, Costin Carabae of University
POLITEHNICA of Bucharest, and Razvan Deaconescu of University
POLITEHNICA of Bucharest

TrueTypeScaler
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Processing a maliciously crafted font may result in the
disclosure of process memory
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2019-8517: riusksk of VulWar Corp working with Trend Micro Zero
Day Initiative

WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Processing maliciously crafted web content may lead to
universal cross site scripting
Description: A logic issue was addressed with improved validation.
CVE-2019-8551: Ryan Pickren (ryanpickren.com)

WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A memory corruption issue was addressed with improved
state management.
CVE-2019-8535: Zhiyang Zeng (@Wester) of Tencent Blade Team

WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: Multiple memory corruption issues were addressed with
improved memory handling.
CVE-2019-6201: dwfault working with ADLab of Venustech
CVE-2019-8518: Samuel Gross of Google Project Zero
CVE-2019-8523: Apple
CVE-2019-8524: G. Geshev working with Trend Micro Zero Day Initiative
CVE-2019-8558: Samuel Gross of Google Project Zero
CVE-2019-8559: Apple
CVE-2019-8563: Apple

WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A sandboxed process may be able to circumvent sandbox
restrictions
Description: A memory corruption issue was addressed with improved
validation.
CVE-2019-8562: Wen Xu of SSLab at Georgia Tech and Hanqing Zhao of
Chaitin Security Research Lab

WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A website may be able to access the microphone without the
microphone use indicator being shown
Description: A consistency issue was addressed with improved state
handling.
CVE-2019-6222: Denis Markov of Resonance Software

WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2019-8536: Apple
CVE-2019-8544: an anonymous researcher

WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Processing maliciously crafted web content may disclose
sensitive user information
Description: A cross-origin issue existed with the fetch API. This
was addressed with improved input validation.
CVE-2019-8515: James Lee (@Windowsrcer)

WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A use after free issue was addressed with improved
memory management.
CVE-2019-7285: dwfault working at ADLab of Venustech
CVE-2019-8556: Apple

WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A type confusion issue was addressed with improved
memory handling.
CVE-2019-8506: Samuel Gross of Google Project Zero

WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious website may be able to execute scripts in the
context of another website
Description: A logic issue was addressed with improved validation.
CVE-2019-8503: Linus Sarud of Detectify

WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: Processing maliciously crafted web content may result in the
disclosure of process memory
Description: A validation issue was addressed with improved logic.
CVE-2019-7292: Zhunki and Zhiyi Zhang of 360 ESG Codesafe Team

Wi-Fi
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A device may be passively tracked by its WiFi MAC address
Description: A user privacy issue was addressed by removing the
broadcast MAC address.
CVE-2019-8567: David Kreitschmann and Milan Stute of Secure Mobile
Networking Lab at Technische University Darmstadt

XPC
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation
Impact: A malicious application may be able to overwrite arbitrary
files
Description: This issue was addressed with improved checks.
CVE-2019-8530: CodeColorist of Ant-Financial LightYear Labs

Additional recognition

Books
We would like to acknowledge Yiait Can YILMAZ (@yilmazcanyigit) for
their assistance.

Calendar
We would like to acknowledge Peter Hempsall of 104days.com, Sascha
Mogler of mogler.com, and an anonymous researcher for their
assistance.

Kernel
We would like to acknowledge Brandon Azad of Google Project Zero for
their assistance.

Quick Look
We would like to acknowledge Yiait Can YILMAZ (@yilmazcanyigit) for
their assistance.

Safari
We would like to acknowledge Nikhil Mittal (@c0d3G33k) of Payatu Labs
(payatu.com) for their assistance.

Screen Time
We would like to acknowledge Brandon Moore (@Brandonsecurity) for
their assistance.

WebKit
We would like to acknowledge Andrey Kovalev of Yandex Security Team
for their assistance.

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 https://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 "iOS 12.2".

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

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

        https://www.auscert.org.au/bulletins/

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
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=Wbzs
-----END PGP SIGNATURE-----