About the security content of macOS Big Sur 11.7.2

This document describes the security content of macOS Big Sur 11.7.2.

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macOS Big Sur 11.7.2

Released December 13, 2022

AppleMobileFileIntegrity

Available for: macOS Big Sur

Impact: An app may be able to bypass Privacy preferences

Description: This issue was addressed by enabling hardened runtime.

CVE-2022-42865: Wojciech Reguła (@_r3ggi) of SecuRing

Entry added May 11, 2023

BOM

Available for: macOS Big Sur

Impact: An app may bypass Gatekeeper checks

Description: A logic issue was addressed with improved checks.

CVE-2022-42821: Jonathan Bar Or of Microsoft

DriverKit

Available for: macOS Big Sur

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

Description: The issue was addressed with improved memory handling.

CVE-2022-32942: Linus Henze of Pinauten GmbH (pinauten.de)

IOHIDFamily

Available for: macOS Big Sur

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

Description: A race condition was addressed with improved state handling.

CVE-2022-42864: Tommy Muir (@Muirey03)

Kernel

Available for: macOS Big Sur

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

Description: A race condition was addressed with additional validation.

CVE-2022-46689: Ian Beer of Google Project Zero

Kernel

Available for: macOS Big Sur

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

Description: The issue was addressed with improved memory handling.

CVE-2022-42845: Adam Doupé of ASU SEFCOM

Kernel

Available for: macOS Big Sur

Impact: A remote user may be able to cause kernel code execution

Description: The issue was addressed with improved memory handling.

CVE-2022-42842: pattern-f (@pattern_F_) of Ant Security Light-Year Lab

libxml2

Available for: macOS Big Sur

Impact: A remote user may be able to cause unexpected app termination or arbitrary code execution

Description: An integer overflow was addressed through improved input validation.

CVE-2022-40303: Maddie Stone of Google Project Zero

libxml2

Available for: macOS Big Sur

Impact: A remote user may be able to cause unexpected app termination or arbitrary code execution

Description: This issue was addressed with improved checks.

CVE-2022-40304: Ned Williamson and Nathan Wachholz of Google Project Zero

PackageKit

Available for: macOS Big Sur

Impact: An app may be able to modify protected parts of the file system

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

CVE-2022-46704: Mickey Jin (@patch1t), Csaba Fitzl (@theevilbit) of Offensive Security

Entry added December 22, 2022

ppp

Available for: macOS Big Sur

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

Description: The issue was addressed with improved memory handling.

CVE-2022-42840: an anonymous researcher

TCC

Available for: macOS Big Sur

Impact: An app may be able to read sensitive location information

Description: A logic issue was addressed with improved restrictions.

CVE-2022-46718: Michael (Biscuit) Thomas

Entry added May 11, 2023

xar

Available for: macOS Big Sur

Impact: Processing a maliciously crafted package may lead to arbitrary code execution

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

CVE-2022-42841: Thijs Alkemade (@xnyhps) of Computest Sector 7

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