About the security content of macOS Monterey 12.6.3[2023-01/1]

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About the security content of macOS Monterey 12.6.3

This document describes the security content of macOS Monterey 12.6.3.

About Apple security updates

For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page.

Apple security documents reference vulnerabilities by CVE-ID when possible.

For more information about security, see the Apple Product Security page.

macOS Monterey 12.6.3

Released January 23, 2023

AppleMobileFileIntegrity

Available for: macOS Monterey

Impact: An app may be able to access user-sensitive data

Description: This issue was addressed by enabling hardened runtime.

CVE-2023-23499: Wojciech Reguła (@_r3ggi) of SecuRing (wojciechregula.blog)

curl

Available for: macOS Monterey

Impact: Multiple issues in curl

Description: Multiple issues were addressed by updating to curl version 7.86.0.

CVE-2022-42915

CVE-2022-42916

CVE-2022-32221

CVE-2022-35260

curl

Available for: macOS Monterey

Impact: Multiple issues in curl

Description: Multiple issues were addressed by updating to curl version 7.85.0.

CVE-2022-35252

dcerpc

Available for: macOS Monterey

Impact: Mounting a maliciously crafted Samba network share may lead to arbitrary code execution

Description: A buffer overflow issue was addressed with improved memory handling.

CVE-2023-23513: Dimitrios Tatsis and Aleksandar Nikolic of Cisco Talos

DiskArbitration

Available for: macOS Monterey

Impact: An encrypted volume may be unmounted and remounted by a different user without prompting for the password

Description: A logic issue was addressed with improved state management.

CVE-2023-23493: Oliver Norpoth (@norpoth) of KLIXX GmbH (klixx.com)

DriverKit

Available for: macOS Monterey

Impact: An app may be able to execute arbitrary code with kernel privileges

Description: A type confusion issue was addressed with improved checks.

CVE-2022-32915: Tommy Muir (@Muirey03)

Intel Graphics Driver

Available for: macOS Monterey

Impact: An app may be able to execute arbitrary code with kernel privileges

Description: The issue was addressed with improved bounds checks.

CVE-2023-23507: an anonymous researcher

Kernel

Available for: macOS Monterey

Impact: An app may be able to execute arbitrary code with kernel privileges

Description: The issue was addressed with improved memory handling.

CVE-2023-23504: Adam Doupé of ASU SEFCOM

Kernel

Available for: macOS Monterey

Impact: An app may be able to determine kernel memory layout

Description: An information disclosure issue was addressed by removing the vulnerable code.

CVE-2023-23502: Pan ZhenPeng (@Peterpan0927) of STAR Labs SG Pte. Ltd. (@starlabs_sg)

PackageKit

Available for: macOS Monterey

Impact: An app may be able to gain root privileges

Description: A logic issue was addressed with improved state management.

CVE-2023-23497: Mickey Jin (@patch1t)

Screen Time

Available for: macOS Monterey

Impact: An app may be able to access information about a user’s contacts

Description: A privacy issue was addressed with improved private data redaction for log entries.

CVE-2023-23505: Wojciech Regula of SecuRing (wojciechregula.blog)

Weather

Available for: macOS Monterey

Impact: An app may be able to bypass Privacy preferences

Description: The issue was addressed with improved memory handling.

CVE-2023-23511: Wojciech Regula of SecuRing (wojciechregula.blog), an anonymous researcher

WebKit

Available for: macOS Monterey

Impact: Processing maliciously crafted web content may lead to arbitrary code execution

Description: The issue was addressed with improved memory handling.

WebKit Bugzilla: 248268 CVE-2023-23518: YeongHyeon Choi (@hyeon101010), Hyeon Park (@tree_segment), SeOk JEON (@_seokjeon), YoungSung Ahn (@_ZeroSung), JunSeo Bae (@snakebjs0107), Dohyun Lee (@l33d0hyun) of Team ApplePIE

WebKit Bugzilla: 248268 CVE-2023-23517: YeongHyeon Choi (@hyeon101010), Hyeon Park (@tree_segment), SeOk JEON (@_seokjeon), YoungSung Ahn (@_ZeroSung), JunSeo Bae (@snakebjs0107), Dohyun Lee (@l33d0hyun) of Team ApplePIE

Windows Installer

Available for: macOS Monterey

Impact: An app may be able to bypass Privacy preferences

Description: The issue was addressed with improved memory handling.

CVE-2023-23508: Mickey Jin (@patch1t)

Additional recognition

Kernel

We would like to acknowledge Nick Stenning of Replicate for their assistance.

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