About the security content of macOS Big Sur 11.7
This document describes the security content of macOS Big Sur 11.7.
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 11.7
AppleMobileFileIntegrity
Available for: macOS Big Sur
Impact: An app may be able to access user-sensitive data
Description: An issue in code signature validation was addressed with improved checks.
CVE-2022-42789: Koh M. Nakagawa of FFRI Security, Inc.
ATS
Available for: macOS Big Sur
Impact: An app may be able to access user-sensitive data
Description: An access issue was addressed with additional sandbox restrictions.
CVE-2022-32904: Mickey Jin (@patch1t)
ATS
Available for: macOS Big Sur
Impact: An app may be able to bypass Privacy preferences
Description: A logic issue was addressed with improved state management.
CVE-2022-32902: Mickey Jin (@patch1t)
Calendar
Available for: macOS Big Sur
Impact: An app may be able to read sensitive location information
Description: An access issue was addressed with improved access restrictions.
CVE-2022-42819: an anonymous researcher
Contacts
Available for: macOS Big Sur
Impact: An app may be able to bypass Privacy preferences
Description: This issue was addressed with improved checks.
CVE-2022-32854: Holger Fuhrmannek of Deutsche Telekom Security
GarageBand
Available for: macOS Big Sur
Impact: An app may be able to access user-sensitive data
Description: A configuration issue was addressed with additional restrictions.
CVE-2022-32877: Wojciech Reguła (@_r3ggi) of SecuRing
ImageIO
Available for: macOS Big Sur
Impact: Processing an image may lead to a denial-of-service
Description: A denial-of-service issue was addressed with improved validation.
CVE-2022-1622
Image Processing
Available for: macOS Big Sur
Impact: A sandboxed app may be able to determine which app is currently using the camera
Description: The issue was addressed with additional restrictions on the observability of app states.
CVE-2022-32913: Yiğit Can YILMAZ (@yilmazcanyigit)
iMovie
Available for: macOS Big Sur
Impact: A user may be able to view sensitive user information
Description: This issue was addressed by enabling hardened runtime.
CVE-2022-32896: Wojciech Reguła (@_r3ggi)
Kernel
Available for: macOS Big Sur
Impact: Connecting to a malicious NFS server may lead to arbitrary code execution with kernel privileges
Description: The issue was addressed with improved bounds checks.
CVE-2022-46701: Felix Poulin-Belanger
Kernel
Available for: macOS Big Sur
Impact: An app may be able to execute arbitrary code with kernel privileges
Description: A use after free issue was addressed with improved memory management.
CVE-2022-32914: Zweig of Kunlun Lab
Kernel
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-2022-32866: Linus Henze of Pinauten GmbH (pinauten.de)
CVE-2022-32911: Zweig of Kunlun Lab
CVE-2022-32924: Ian Beer of Google Project Zero
Kernel
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-2022-32864: Linus Henze of Pinauten GmbH (pinauten.de)
Kernel
Available for: macOS Big Sur
Impact: An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited.
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2022-32894: an anonymous researcher
Kernel
Available for: macOS Big Sur
Impact: An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited.
Description: The issue was addressed with improved bounds checks.
CVE-2022-32917: an anonymous researcher
Maps
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-2022-32883: Ron Masas of breakpointhq.com
MediaLibrary
Available for: macOS Big Sur
Impact: A user may be able to elevate privileges
Description: A memory corruption issue was addressed with improved input validation.
CVE-2022-32908: an anonymous researcher
ncurses
Available for: macOS Big Sur
Impact: A user may be able to cause unexpected app termination or arbitrary code execution
Description: A buffer overflow was addressed with improved bounds checking.
CVE-2021-39537
PackageKit
Available for: macOS Big Sur
Impact: An app may be able to gain elevated privileges
Description: A logic issue was addressed with improved state management.
CVE-2022-32900: Mickey Jin (@patch1t)
Sandbox
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 restrictions.
CVE-2022-32881: Csaba Fitzl (@theevilbit) of Offensive Security
Security
Available for: macOS Big Sur
Impact: An app may be able to bypass code signing checks
Description: An issue in code signature validation was addressed with improved checks.
CVE-2022-42793: Linus Henze of Pinauten GmbH (pinauten.de)
Sidecar
Available for: macOS Big Sur
Impact: A user may be able to view restricted content from the lock screen
Description: A logic issue was addressed with improved state management.
CVE-2022-42790: Om kothawade of Zaprico Digital
SMB
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-2022-32934: Felix Poulin-Belanger
Vim
Available for: macOS Big Sur
Impact: Processing a maliciously crafted file may lead to a denial-of-service or potentially disclose memory contents
Description: This issue was addressed with improved checks.
CVE-2022-1720
CVE-2022-2000
CVE-2022-2042
CVE-2022-2124
CVE-2022-2125
CVE-2022-2126
Weather
Available for: macOS Big Sur
Impact: An app may be able to read sensitive location information
Description: A logic issue was addressed with improved state management.
CVE-2022-32875: an anonymous researcher
WebKit
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-2022-32888: P1umer (@p1umer)
Additional recognition
apache
We would like to acknowledge Tricia Lee of Enterprise Service Center for their assistance.
Identity Services
We would like to acknowledge Joshua Jones for their assistance.
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