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

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

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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-2023-23516: Jordy Zomer (@pwningsystems)

Entry added May 11, 2023

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)

Mail

Available for: macOS Monterey

Impact: An app may be able to access mail folder attachments through a temporary directory used during compression

Description: An access issue was addressed with improved access restrictions.

CVE-2022-42834: Wojciech Reguła (@_r3ggi) of SecuRing

Entry added May 11, 2023

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) and Csaba Fitzl (@theevilbit) of Offensive Security

Entry updated May 11, 2023

TCC

Available for: macOS Monterey

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

Description: This issue was addressed by removing the vulnerable code.

CVE-2023-27931: Mickey Jin (@patch1t)

Entry added May 11, 2023

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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Published Date: January 16, 2024