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HistoryJul 20, 2022 - 12:00 a.m.

About the security content of macOS Big Sur 11.6.8

2022-07-2000:00:00
support.apple.com
191
apple security
vulnerabilities
root privileges
arbitrary code execution
sensitive data access
cve-id
memory handling
authorization issue
gatekeeper bypass
information disclosure
remote user termination
hardened runtime

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.015

Percentile

87.2%

About the security content of macOS Big Sur 11.6.8

This document describes the security content of macOS Big Sur 11.6.8.

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 Big Sur 11.6.8

Released July 20, 2022

APFS

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-2022-32832: Tommy Muir (@Muirey03)

AppleMobileFileIntegrity

Available for: macOS Big Sur

Impact: An app may be able to gain root privileges

Description: An authorization issue was addressed with improved state management.

CVE-2022-32826: Mickey Jin (@patch1t) of Trend Micro

AppleScript

Available for: macOS Big Sur

Impact: Processing a maliciously crafted AppleScript binary may result in unexpected termination or disclosure of process memory

Description: This issue was addressed with improved checks.

CVE-2022-32797: Mickey Jin (@patch1t), Ye Zhang (@co0py_Cat) of Baidu Security, Mickey Jin (@patch1t) of Trend Micro

AppleScript

Available for: macOS Big Sur

Impact: Processing a maliciously crafted AppleScript binary may result in unexpected termination or disclosure of process memory

Description: An out-of-bounds read issue was addressed with improved input validation.

CVE-2022-32853: Ye Zhang (@co0py_Cat) of Baidu Security

CVE-2022-32851: Ye Zhang (@co0py_Cat) of Baidu Security

AppleScript

Available for: macOS Big Sur

Impact: Processing a maliciously crafted AppleScript binary may result in unexpected termination or disclosure of process memory

Description: An out-of-bounds read issue was addressed with improved bounds checking.

CVE-2022-32831: Ye Zhang (@co0py_Cat) of Baidu Security

Archive Utility

Available for: macOS Big Sur

Impact: An archive may be able to bypass Gatekeeper

Description: A logic issue was addressed with improved checks.

CVE-2022-32910: Ferdous Saljooki (@malwarezoo) of Jamf Software

Entry added October 4, 2022

Audio

Available for: macOS Big Sur

Impact: An app may be able to disclose kernel memory

Description: The issue was addressed with improved memory handling.

CVE-2022-32825: John Aakerblom (@jaakerblom)

Audio

Available for: macOS Big Sur

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

Description: An out-of-bounds write issue was addressed with improved input validation.

CVE-2022-32820: an anonymous researcher

Calendar

Available for: macOS Big Sur

Impact: An app may be able to access sensitive user information

Description: The issue was addressed with improved handling of caches.

CVE-2022-32805: Csaba Fitzl (@theevilbit) of Offensive Security

Calendar

Available for: macOS Big Sur

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

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

CVE-2022-32849: Joshua Jones

CoreText

Available for: macOS Big Sur

Impact: A remote user may cause an unexpected app termination or arbitrary code execution

Description: The issue was addressed with improved bounds checks.

CVE-2022-32839: STAR Labs (@starlabs_sg)

FaceTime

Available for: macOS Big Sur

Impact: An app with root privileges may be able to access private information

Description: This issue was addressed by enabling hardened runtime.

CVE-2022-32781: Wojciech Reguła (@_r3ggi) of SecuRing

File System Events

Available for: macOS Big Sur

Impact: An app may be able to gain root privileges

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

CVE-2022-32819: Joshua Mason of Mandiant

ICU

Available for: macOS Big Sur

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

Description: An out-of-bounds write issue was addressed with improved bounds checking.

CVE-2022-32787: Dohyun Lee (@l33d0hyun) of SSD Secure Disclosure Labs & DNSLab, Korea Univ.

ImageIO

Available for: macOS Big Sur

Impact: Processing an image may lead to a denial-of-service

Description: A null pointer dereference was addressed with improved validation.

CVE-2022-32785: Yiğit Can YILMAZ (@yilmazcanyigit)

Intel Graphics Driver

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-2022-32812: Yinyi Wu (@3ndy1), ABC Research s.r.o.

Intel Graphics Driver

Available for: macOS Big Sur

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

Description: A memory corruption vulnerability was addressed with improved locking.

CVE-2022-32811: ABC Research s.r.o

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-2022-32815: Xinru Chi of Pangu Lab

CVE-2022-32813: Xinru Chi of Pangu Lab

LaunchServices

Available for: macOS Big Sur

Impact: An app may be able to bypass certain Privacy preferences

Description: A logic issue was addressed with improved restrictions.

CVE-2021-30946: @gorelics, and Ron Masas of BreakPoint.sh

Entry added May 11, 2023

libxml2

Available for: macOS Big Sur

Impact: An app may be able to leak sensitive user information

Description: A memory initialization issue was addressed with improved memory handling.

CVE-2022-32823

Multi-Touch

Available for: macOS Big Sur

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

Description: A memory corruption issue was addressed with improved validation.

CVE-2022-32814: Pan ZhenPeng(@Peterpan0927)

Entry added November 9, 2022

Multi-Touch

Available for: macOS Big Sur

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

Description: A type confusion issue was addressed with improved state handling.

CVE-2022-32814: Pan ZhenPeng(@Peterpan0927)

Entry added November 9, 2022

PackageKit

Available for: macOS Big Sur

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

Description: An issue in the handling of environment variables was addressed with improved validation.

CVE-2022-32786: Mickey Jin (@patch1t)

PackageKit

Available for: macOS Big Sur

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

Description: This issue was addressed with improved checks.

CVE-2022-32800: Mickey Jin (@patch1t)

PluginKit

Available for: macOS Big Sur

Impact: An app may be able to read arbitrary files

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

CVE-2022-32838: Mickey Jin (@patch1t) of Trend Micro

PS Normalizer

Available for: macOS Big Sur

Impact: Processing a maliciously crafted Postscript file may result in unexpected app termination or disclosure of process memory

Description: An out-of-bounds write issue was addressed with improved bounds checking.

CVE-2022-32843: Kai Lu of Zscaler’s ThreatLabz

Software Update

Available for: macOS Big Sur

Impact: A user in a privileged network position can track a user’s activity

Description: This issue was addressed by using HTTPS when sending information over the network.

CVE-2022-32857: Jeffrey Paul (sneak.berlin)

Spindump

Available for: macOS Big Sur

Impact: An app may be able to overwrite arbitrary files

Description: This issue was addressed with improved file handling.

CVE-2022-32807: Zhipeng Huo (@R3dF09) of Tencent Security Xuanwu Lab

Spotlight

Available for: macOS Big Sur

Impact: An app may be able to gain elevated privileges

Description: A validation issue in the handling of symlinks was addressed with improved validation of symlinks.

CVE-2022-26704: Joshua Mason of Mandiant

TCC

Available for: macOS Big Sur

Impact: An app may be able to access sensitive user information

Description: An access issue was addressed with improvements to the sandbox.

CVE-2022-32834: Xuxiang Yang (@another1024) of Tencent Security Xuanwu Lab (xlab.tencent.com), Yuebin Sun (@yuebinsun2020) of Tencent Security Xuanwu Lab (xlab.tencent.com), Zhipeng Huo (@R3dF09) of Tencent Security Xuanwu Lab (xlab.tencent.com)

Entry updated September 16, 2022

Vim

Available for: macOS Big Sur

Impact: Multiple issues in Vim

Description: Multiple issues were addressed by updating Vim.

CVE-2022-0156

CVE-2022-0158

Wi-Fi

Available for: macOS Big Sur

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

Description: An out-of-bounds write was addressed with improved input validation.

CVE-2022-32860: Wang Yu of Cyberserval

Entry added November 9, 2022

Wi-Fi

Available for: macOS Big Sur

Impact: A remote user may be able to cause unexpected system termination or corrupt kernel memory

Description: This issue was addressed with improved checks.

CVE-2022-32847: Wang Yu of Cyberserval

Windows Server

Available for: macOS Big Sur

Impact: An app may be able to capture a user’s screen

Description: A logic issue was addressed with improved checks.

CVE-2022-32848: Jeremy Legendre of MacEnhance

Additional recognition

Calendar

We would like to acknowledge Joshua Jones for their assistance.

Entry added November 9, 2022

Information about products not manufactured by Apple, or independent websites not controlled or tested by Apple, is provided without recommendation or endorsement. Apple assumes no responsibility with regard to the selection, performance, or use of third-party websites or products. Apple makes no representations regarding third-party website accuracy or reliability. Contact the vendor for additional information.

Published Date: November 02, 2023

Affected configurations

Vulners
Node
applemacosRange<11.6.8
VendorProductVersionCPE
applemacos*cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.015

Percentile

87.2%