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APPLE-SA-07-29-2024-6 macOS Monterey 12.7.6

macOS Monterey 12.7.6 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/HT214118.

Apple maintains a Security Releases page at
https://support.apple.com/HT201222 which lists recent
software updates with security advisories.

APFS
Available for: macOS Monterey
Impact: A malicious application may be able to bypass Privacy
preferences
Description: The issue was addressed with improved restriction of data
container access.
CVE-2024-40783: Csaba Fitzl (@theevilbit) of Kandji

Apple Neural Engine
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-2024-27826: Minghao Lin, and Ye Zhang (@VAR10CK) of Baidu Security

AppleMobileFileIntegrity
Available for: macOS Monterey
Impact: An app may be able to leak sensitive user information
Description: A downgrade issue was addressed with additional code-
signing restrictions.
CVE-2024-40775: Mickey Jin (@patch1t)

AppleMobileFileIntegrity
Available for: macOS Monterey
Impact: An app may be able to bypass Privacy preferences
Description: A downgrade issue was addressed with additional code-
signing restrictions.
CVE-2024-40774: Mickey Jin (@patch1t)

AppleVA
Available for: macOS Monterey
Impact: Processing a maliciously crafted file may lead to a denial-of-
service or potentially disclose memory contents
Description: The issue was addressed with improved memory handling.
CVE-2024-27877: Michael DePlante (@izobashi) of Trend Micro Zero Day
Initiative

CoreGraphics
Available for: macOS Monterey
Impact: Processing a maliciously crafted file may lead to unexpected app
termination
Description: An out-of-bounds read issue was addressed with improved
input validation.
CVE-2024-40799: D4m0n

CoreMedia
Available for: macOS Monterey
Impact: Processing a maliciously crafted video file may lead to
unexpected app termination
Description: An out-of-bounds write issue was addressed with improved
input validation.
CVE-2024-27873: Amir Bazine and Karsten König of CrowdStrike Counter
Adversary Operations

curl
Available for: macOS Monterey
Impact: Multiple issues in curl
Description: This is a vulnerability in open source code and Apple
Software is among the affected projects. The CVE-ID was assigned by a
third party. Learn more about the issue and CVE-ID at cve.org.
CVE-2024-2004
CVE-2024-2379
CVE-2024-2398
CVE-2024-2466

DesktopServices
Available for: macOS Monterey
Impact: An app may be able to overwrite arbitrary files
Description: The issue was addressed with improved checks.
CVE-2024-40827: an anonymous researcher

Disk Management
Available for: macOS Monterey
Impact: A malicious app may be able to gain root privileges
Description: The issue was addressed with improved checks.
CVE-2024-40828: Mickey Jin (@patch1t)

ImageIO
Available for: macOS Monterey
Impact: Processing an image may lead to a denial-of-service
Description: This is a vulnerability in open source code and Apple
Software is among the affected projects. The CVE-ID was assigned by a
third party. Learn more about the issue and CVE-ID at cve.org.
CVE-2023-6277
CVE-2023-52356

ImageIO
Available for: macOS Monterey
Impact: Processing a maliciously crafted file may lead to unexpected app
termination
Description: An out-of-bounds read issue was addressed with improved
input validation.
CVE-2024-40806: Yisumi

Kernel
Available for: macOS Monterey
Impact: A local attacker may be able to cause unexpected system shutdown
Description: An out-of-bounds read was addressed with improved input
validation.
CVE-2024-40816: sqrtpwn

Kernel
Available for: macOS Monterey
Impact: A local attacker may be able to cause unexpected system shutdown
Description: A type confusion issue was addressed with improved memory
handling.
CVE-2024-40788: Minghao Lin and Jiaxun Zhu from Zhejiang University

Keychain Access
Available for: macOS Monterey
Impact: An attacker may be able to cause unexpected app termination
Description: A type confusion issue was addressed with improved checks.
CVE-2024-40803: Patrick Wardle of DoubleYou & the Objective-See
Foundation

NetworkExtension
Available for: macOS Monterey
Impact: Private browsing may leak some browsing history
Description: A privacy issue was addressed with improved private data
redaction for log entries.
CVE-2024-40796: Adam M.

OpenSSH
Available for: macOS Monterey
Impact: A remote attacker may be able to cause arbitrary code execution
Description: This is a vulnerability in open source code and Apple
Software is among the affected projects. The CVE-ID was assigned by a
third party. Learn more about the issue and CVE-ID at cve.org.
CVE-2024-6387

PackageKit
Available for: macOS Monterey
Impact: A local attacker may be able to elevate their privileges
Description: The issue was addressed with improved checks.
CVE-2024-40781: Mickey Jin (@patch1t)
CVE-2024-40802: Mickey Jin (@patch1t)

PackageKit
Available for: macOS Monterey
Impact: An app may be able to access user-sensitive data
Description: The issue was addressed with improved checks.
CVE-2024-40823: Zhongquan Li (@Guluisacat) from Dawn Security Lab of
JingDong

PackageKit
Available for: macOS Monterey
Impact: An app may be able to modify protected parts of the file system
Description: A permissions issue was addressed with additional
restrictions.
CVE-2024-27882: Mickey Jin (@patch1t)
CVE-2024-27883: Csaba Fitzl (@theevilbit) of Kandji and Mickey Jin
(@patch1t)

Restore Framework
Available for: macOS Monterey
Impact: An app may be able to modify protected parts of the file system
Description: An input validation issue was addressed with improved input
validation.
CVE-2024-40800: Claudio Bozzato and Francesco Benvenuto of Cisco Talos

RTKit
Available for: macOS Monterey
Impact: An attacker with arbitrary kernel read and write capability may
be able to bypass kernel memory protections. Apple is aware of a report
that this issue may have been exploited.
Description: A memory corruption issue was addressed with improved
validation.
CVE-2024-23296

Safari
Available for: macOS Monterey
Impact: Visiting a website that frames malicious content may lead to UI
spoofing
Description: The issue was addressed with improved UI handling.
CVE-2024-40817: Yadhu Krishna M and Narendra Bhati, Manager of Cyber
Security At Suma Soft Pvt. Ltd, Pune (India)

Scripting Bridge
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-2024-27881: Kirin (@Pwnrin)

Security
Available for: macOS Monterey
Impact: Third party app extensions may not receive the correct sandbox
restrictions
Description: An access issue was addressed with additional sandbox
restrictions.
CVE-2024-40821: Joshua Jones

Security
Available for: macOS Monterey
Impact: An app may be able to read Safari's browsing history
Description: This issue was addressed with improved redaction of
sensitive information.
CVE-2024-40798: Adam M.

Shortcuts
Available for: macOS Monterey
Impact: A shortcut may be able to use sensitive data with certain
actions without prompting the user
Description: A logic issue was addressed with improved checks.
CVE-2024-40833: an anonymous researcher
CVE-2024-40835: an anonymous researcher
CVE-2024-40807: an anonymous researcher

Shortcuts
Available for: macOS Monterey
Impact: A shortcut may be able to bypass sensitive Shortcuts app
settings
Description: This issue was addressed by adding an additional prompt for
user consent.
CVE-2024-40834: Marcio Almeida from Tanto Security

Shortcuts
Available for: macOS Monterey
Impact: A shortcut may be able to bypass Internet permission
requirements
Description: This issue was addressed by adding an additional prompt for
user consent.
CVE-2024-40787: an anonymous researcher

Shortcuts
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-2024-40793: Kirin (@Pwnrin)

Shortcuts
Available for: macOS Monterey
Impact: A shortcut may be able to bypass Internet permission
requirements
Description: A logic issue was addressed with improved checks.
CVE-2024-40809: an anonymous researcher
CVE-2024-40812: an anonymous researcher

Time Zone
Available for: macOS Monterey
Impact: An attacker may be able to read information belonging to another
user
Description: A logic issue was addressed with improved state management.
CVE-2024-23261: Matthew Loewen

Additional recognition

Image Capture
We would like to acknowledge an anonymous researcher for their
assistance.

Shortcuts
We would like to acknowledge an anonymous researcher for their
assistance.

macOS Monterey 12.7.6 may be obtained from the Mac App Store or
Apple's Software Downloads web site:
https://support.apple.com/downloads/
All information is also posted on the Apple Security Releases
web site: https://support.apple.com/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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