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Date: Tue, 29 Oct 2019 16:02:24 -0700
From: Apple Product Security via Fulldisclosure <fulldisclosure@...lists.org>
To: security-announce@...ts.apple.com
Subject: [FD] APPLE-SA-2019-10-29-6 Additional information for
 APPLE-SA-2019-9-26-3 iOS 13

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Hash: SHA256

APPLE-SA-2019-10-29-6 Additional information
for APPLE-SA-2019-9-26-3 iOS 13

iOS 13 addresses the following:

Bluetooth
Available for: iPhone 6s and later
Impact: Notification previews may show on Bluetooth accessories even
when previews are disabled
Description: A logic issue existed with the display of notification
previews. This issue was addressed with improved validation.
CVE-2019-8711: Arjang of MARK ANTHONY GROUP INC., Cemil Ozkebapci
(@cemilozkebapci) of Garanti BBVA, Oguzhan Meral of Deloitte
Consulting, Ömer Bozdoğan-Ramazan Atıl Anadolu Lisesi
Adana/TÜRKİYE

CFNetwork
Available for: iPhone 6s and later
Impact: Processing maliciously crafted web content may lead to a
cross site scripting attack
Description: This issue was addressed with improved checks.
CVE-2019-8753: Łukasz Pilorz of Standard Chartered GBS Poland
Entry added October 29, 2019

CoreAudio
Available for: iPhone 6s and later
Impact: Processing a maliciously crafted movie may result in the
disclosure of process memory
Description: A memory corruption issue was addressed with improved
validation.
CVE-2019-8705: riusksk of VulWar Corp working with Trend Micro's Zero
Day Initiative

CoreCrypto
Available for: iPhone 6s and later
Impact: Processing a large input may lead to a denial of service
Description: A denial of service issue was addressed with improved
input validation.
CVE-2019-8741: Nicky Mouha of NIST
Entry added October 29, 2019

CoreMedia
Available for: iPhone 6s and later
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A memory corruption issue was addressed with improved
state management.
CVE-2019-8825: Found by GWP-ASan in Google Chrome
Entry added October 29, 2019

Face ID
Available for: iPhone 6s and later
Impact: A 3D model constructed to look like the enrolled user may
authenticate via Face ID
Description: This issue was addressed by improving Face ID machine
learning models.
CVE-2019-8760: Wish Wu (吴潍浠 @wish_wu) of Ant-financial
Light-Year Security Lab

Foundation
Available for: iPhone 6s and later
Impact: A remote attacker may be able to cause unexpected application
termination or arbitrary code execution
Description: An out-of-bounds read was addressed with improved input
validation.
CVE-2019-8641: Samuel Groß and Natalie Silvanovich of Google Project
Zero
CVE-2019-8746: Natalie Silvanovich and Samuel Groß of Google Project
Zero
Entry added October 29, 2019

IOUSBDeviceFamily
Available for: iPhone 6s and later
Impact: An application may be able to execute arbitrary code with
kernel privileges
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2019-8718: Joshua Hill and Sem Voigtländer
Entry added October 29, 2019

Kernel
Available for: iPhone 6s and later
Impact: A local app may be able to read a persistent account
identifier
Description: A validation issue was addressed with improved logic.
CVE-2019-8809: Apple
Entry added October 29, 2019

Kernel
Available for: iPhone 6s and later
Impact: An application may be able to execute arbitrary code with
kernel privileges
Description: A memory corruption issue was addressed with improved
state management.
CVE-2019-8709: derrek (@derrekr6)
[confirmed]derrek (@derrekr6)
Entry added October 29, 2019

Kernel
Available for: iPhone 6s and later
Impact: An application may be able to execute arbitrary code with
kernel privileges
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2019-8717: Jann Horn of Google Project Zero
Entry added October 29, 2019

Kernel
Available for: iPhone 6s and later
Impact: An application may be able to execute arbitrary code with
system privileges
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2019-8712: Mohamed Ghannam (@_simo36)
Entry added October 29, 2019

Kernel
Available for: iPhone 6s and later
Impact: A malicious application may be able to determine kernel
memory layout
Description: A memory corruption issue existed in the handling of
IPv6 packets. This issue was addressed with improved memory
management.
CVE-2019-8744: Zhuo Liang of Qihoo 360 Vulcan Team
Entry added October 29, 2019

Keyboards
Available for: iPhone 6s and later
Impact: A local user may be able to leak sensitive user information
Description: An authentication issue was addressed with improved
state management.
CVE-2019-8704: 王 邦 宇 (wAnyBug.Com) of SAINTSEC

libxml2
Available for: iPhone 6s and later
Impact: Multiple issues in libxml2
Description: Multiple memory corruption issues were addressed with
improved input validation.
CVE-2019-8749: found by OSS-Fuzz
CVE-2019-8756: found by OSS-Fuzz
Entry added October 29, 2019

Messages
Available for: iPhone 6s and later
Impact: A person with physical access to an iOS device may be able to
access contacts from the lock screen
Description: The issue was addressed by restricting options offered
on a locked device.
CVE-2019-8742: videosdebarraquito

Notes
Available for: iPhone 6s and later
Impact: A local user may be able to view a user's locked notes
Description: The contents of locked notes sometimes appeared in
search results. This issue was addressed with improved data cleanup.
CVE-2019-8730: Jamie Blumberg (@jamie_blumberg) of Virginia
Polytechnic Institute and State University
Entry added October 29, 2019

PluginKit
Available for: iPhone 6s and later
Impact: A local user may be able to check for the existence of
arbitrary files
Description: A logic issue was addressed with improved restrictions.
CVE-2019-8708: an anonymous researcher
Entry added October 29, 2019

PluginKit
Available for: iPhone 6s and later
Impact: An application may be able to execute arbitrary code with
system privileges
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2019-8715: an anonymous researcher
Entry added October 29, 2019

Quick Look
Available for: iPhone 6s and later
Impact: Processing a maliciously crafted file may disclose user
information
Description: A permissions issue existed in which execute permission
was incorrectly granted. This issue was addressed with improved
permission validation.
CVE-2019-8731: Saif Hamed Hamdan Al Hinai of Oman National CERT,
Yiğit Can YILMAZ (@yilmazcanyigit)

Safari
Available for: iPhone 6s and later
Impact: Visiting a malicious website may lead to address bar spoofing
Description: A logic issue was addressed with improved state
management.
CVE-2019-8727: Divyanshu Shukla (@justm0rph3u5)

UIFoundation
Available for: iPhone 6s and later
Impact: Processing a maliciously crafted text file may lead to
arbitrary code execution
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2019-8745: riusksk of VulWar Corp working with Trend Micro's Zero
Day Initiative
Entry added October 29, 2019

WebKit
Available for: iPhone 6s and later
Impact: Maliciously crafted web content may violate iframe sandboxing
policy
Description: This issue was addressed with improved iframe sandbox
enforcement.
CVE-2019-8771: Eliya Stein of Confiant
Entry added October 29, 2019

WebKit
Available for: iPhone 6s and later
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: Multiple memory corruption issues were addressed with
improved memory handling.
CVE-2019-8707: an anonymous researcher working with Trend Micro's
Zero Day Initiative, cc working with Trend Micro Zero Day Initiative
CVE-2019-8726: Jihui Lu of Tencent KeenLab
CVE-2019-8728: Junho Jang of LINE Security Team and Hanul Choi of
ABLY Corporation
CVE-2019-8733: Sergei Glazunov of Google Project Zero
CVE-2019-8734: found by OSS-Fuzz
CVE-2019-8735: G. Geshev working with Trend Micro Zero Day Initiative
Entry added October 29, 2019

WebKit
Available for: iPhone 6s and later
Impact: A user may be unable to delete browsing history items
Description: "Clear History and Website Data" did not clear the
history. The issue was addressed with improved data deletion.
CVE-2019-8768: Hugo S. Diaz (coldpointblue)
Entry added October 29, 2019

WebKit
Available for: iPhone 6s and later
Impact: Processing maliciously crafted web content may lead to
universal cross site scripting
Description: A logic issue was addressed with improved state
management.
CVE-2019-8625: Sergei Glazunov of Google Project Zero
CVE-2019-8719: Sergei Glazunov of Google Project Zero
CVE-2019-8764: Sergei Glazunov of Google Project Zero
Entry added October 29, 2019

WebKit Page Loading
Available for: iPhone 6s and later
Impact: Processing maliciously crafted web content may lead to
universal cross site scripting
Description: A logic issue was addressed with improved state
management.
CVE-2019-8674: Sergei Glazunov of Google Project Zero

Additional recognition

AppleRTC
We would like to acknowledge Vitaly Cheptsov for their assistance.

Audio
We would like to acknowledge riusksk of VulWar Corp working with
Trend Micro's Zero Day Initiative for their assistance.

Bluetooth
We would like to acknowledge Jan Ruge of TU Darmstadt, Secure Mobile
Networking Lab, Jiska Classen of TU Darmstadt, Secure Mobile
Networking Lab, Francesco Gringoli of University of Brescia, Dennis
Heinze of TU Darmstadt, Secure Mobile Networking Lab for their
assistance.

boringssl
We would like to acknowledge Thijs Alkemade (@xnyhps) of Computest
for their assistance.

Control Center
We would like to acknowledge Brandon Sellers for their assistance.

HomeKit
We would like to acknowledge Tian Zhang for their assistance.

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

Keyboard
We would like to acknowledge an anonymous researcher for their
assistance.

Mail
We would like to acknowledge Kenneth Hyndycz for their assistance.

mDNSResponder
We would like to acknowledge Gregor Lang of e.solutions GmbH for
their assistance.

Profiles
We would like to acknowledge Erik Johnson of Vernon Hills High School
and James Seeley (@Code4iOS) of Shriver Job Corps for their
assistance.

SafariViewController
We would like to acknowledge Yiğit Can YILMAZ (@yilmazcanyigit) for
their assistance.

VPN
We would like to acknowledge Royce Gawron of Second Son Consulting,
Inc. for their assistance.

WebKit
We would like to acknowledge MinJeong Kim of Information Security
Lab, Chungnam National University, JaeCheol Ryou of the Information
Security Lab, Chungnam National University in South Korea, Yiğit Can
YILMAZ (@yilmazcanyigit), Zhihua Yao of DBAPPSecurity Zion Lab, an
anonymous researcher, and cc working with Trend Micro's Zero Day
Initiative 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 13".

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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