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APPLE-SA-2019-8-13-1 Additional information for
APPLE-SA-2019-7-22-2 macOS Mojave 10.14.6, Security Update
2019-004 High Sierra, Security Update 2019-004 Sierra

macOS Mojave 10.14.6, Security Update 2019-004 High Sierra,
Security Update 2019-004 Sierra address the
following:

AppleGraphicsControl
Available for: macOS Mojave 10.14.5
Impact: An application may be able to read restricted memory
Description: A validation issue was addressed with improved input
sanitization.
CVE-2019-8693: Arash Tohidi of Solita

autofs
Available for: macOS Sierra 10.12.6, macOS High Sierra 10.13.6, macOS
Mojave 10.14.5
Impact: Extracting a zip file containing a symbolic link to an
endpoint in an NFS mount that is attacker controlled may bypass
Gatekeeper
Description: This was addressed with additional checks by Gatekeeper
on files mounted through a network share.
CVE-2019-8656: Filippo Cavallarin

Bluetooth
Available for: macOS Sierra 10.12.6, macOS High Sierra 10.13.6, macOS
Mojave 10.14.5
Impact: A remote attacker may be able to cause arbitrary code
execution
Description: A memory corruption issue was addressed with improved
input validation.
CVE-2018-19860

Bluetooth
Available for: macOS Sierra 10.12.6, macOS High Sierra 10.13.6, macOS
Mojave 10.14.5
Impact: An attacker in a privileged network position may be able to
intercept Bluetooth traffic (Key Negotiation of Bluetooth – KNOB)
Description: An input validation issue existed in Bluetooth. This
issue was addressed with improved input validation.
CVE-2019-9506: Daniele Antonioli of SUTD, Singapore, Dr. Nils Ole
Tippenhauer of CISPA, Germany, and Prof. Kasper Rasmussen of
University of Oxford, England
Entry added August 13, 2019

Carbon Core
Available for: macOS Mojave 10.14.5
Impact: A remote attacker may be able to cause arbitrary code
execution
Description: A use after free issue was addressed with improved
memory management.
CVE-2019-8661: Natalie Silvanovich of Google Project Zero

Core Data
Available for: macOS Mojave 10.14.5
Impact: A remote attacker may be able to leak memory
Description: An out-of-bounds read was addressed with improved input
validation.
CVE-2019-8646: Natalie Silvanovich of Google Project Zero

Core Data
Available for: macOS Mojave 10.14.5
Impact: A remote attacker may be able to cause unexpected application
termination or arbitrary code execution
Description: A memory corruption issue was addressed with improved
input validation.
CVE-2019-8660: Samuel Groß and Natalie Silvanovich of Google Project
Zero

Disk Management
Available for: macOS Mojave 10.14.5
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-2019-8697: ccpwd working with Trend Micro’s Zero Day Initiative

FaceTime
Available for: macOS Mojave 10.14.5
Impact: A remote attacker may be able to cause arbitrary code
execution
Description: A memory corruption issue was addressed with improved
input validation.
CVE-2019-8648: Tao Huang and Tielei Wang of Team Pangu

Found in Apps
Available for: macOS Mojave 10.14.5
Impact: A remote attacker may be able to leak memory
Description: This issue was addressed with improved checks.
CVE-2019-8663: Natalie Silvanovich of Google Project Zero

Foundation
Available for: macOS Sierra 10.12.6, macOS High Sierra 10.13.6, macOS
Mojave 10.14.5
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

Grapher
Available for: macOS Mojave 10.14.5
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-2019-8695: riusksk of VulWar Corp working with Trend Micro’s Zero
Day Initiative

Graphics Drivers
Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.5
Impact: An application may be able to read restricted memory
Description: A validation issue was addressed with improved input
sanitization.
CVE-2019-8691: Aleksandr Tarasikov (@astarasikov), Arash Tohidi of
Solita, Lilang Wu and Moony Li of Trend Micro’s Mobile Security
Research Team working with Trend Micro’s Zero Day Initiative
CVE-2019-8692: Lilang Wu and Moony Li of Trend Micro Mobile Security
Research Team working with Trend Micro’s Zero Day Initiative

Heimdal
Available for: macOS Sierra 10.12.6, macOS High Sierra 10.13.6, macOS
Mojave 10.14.5
Impact: An issue existed in Samba that may allow attackers to perform
unauthorized actions by intercepting communications between services
Description: This issue was addressed with improved checks to prevent
unauthorized actions.
CVE-2018-16860: Isaac Boukris and Andrew Bartlett of the Samba Team
and Catalyst

IOAcceleratorFamily
Available for: macOS Mojave 10.14.5
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-2019-8694: Arash Tohidi of Solita

libxslt
Available for: macOS Sierra 10.12.6, macOS High Sierra 10.13.6, macOS
Mojave 10.14.5
Impact: A remote attacker may be able to view sensitive information
Description: A stack overflow was addressed with improved input
validation.
CVE-2019-13118: found by OSS-Fuzz

Quick Look
Available for: macOS Sierra 10.12.6, macOS High Sierra 10.13.6, macOS
Mojave 10.14.5
Impact: An attacker may be able to trigger a use-after-free in an
application deserializing an untrusted NSDictionary
Description: This issue was addressed with improved checks.
CVE-2019-8662: Natalie Silvanovich and Samuel Groß of Google Project
Zero

Security
Available for: macOS Sierra 10.12.6, macOS High Sierra 10.13.6
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-2019-8697: ccpwd working with Trend Micro’s Zero Day Initiative

Siri
Available for: macOS Mojave 10.14.5
Impact: A remote attacker may be able to leak memory
Description: An out-of-bounds read was addressed with improved input
validation.
CVE-2019-8646: Natalie Silvanovich of Google Project Zero

Time Machine
Available for: macOS Mojave 10.14.5
Impact: The encryption status of a Time Machine backup may be
incorrect
Description: An inconsistent user interface issue was addressed with
improved state management.
CVE-2019-8667: Roland Kletzing of cyber:con GmbH

UIFoundation
Available for: macOS Sierra 10.12.6, macOS High Sierra 10.13.6, macOS
Mojave 10.14.5
Impact: Parsing a maliciously crafted office document may lead to an
unexpected application termination or arbitrary code execution
Description: An out-of-bounds read was addressed with improved input
validation.
CVE-2019-8657: riusksk of VulWar Corp working with Trend Micro’s Zero
Day Initiative

Additional recognition

Classroom
We would like to acknowledge Jeff Johnson of underpassapp.com for
their assistance.

Game Center
We would like to acknowledge Min (Spark) Zheng and Xiaolong Bai of
Alibaba Inc. for their assistance.

Installation note:

macOS Mojave 10.14.6, Security Update 2019-004 High Sierra,
Security Update 2019-004 Sierra may be obtained from the
Mac App Store or Apple’s Software Downloads web site:
https://support.apple.com/downloads/

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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