About the security content of macOS Big Sur 11.0.1
This document describes the security content of macOS Big Sur 11.0.1.
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 11.0.1
AMD
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to execute arbitrary code with system privileges
Description: A memory corruption issue was addressed with improved input validation.
CVE-2020-27914: Yu Wang of Didi Research America
CVE-2020-27915: Yu Wang of Didi Research America
App Store
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An application may be able to gain elevated privileges
Description: This issue was addressed by removing the vulnerable code.
CVE-2020-27903: Zhipeng Huo (@R3dF09) of Tencent Security Xuanwu Lab
Audio
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted audio file may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2020-27910: JunDong Xie and XingWei Lin of Ant Security Light-Year Lab
Audio
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted audio file may lead to arbitrary code execution
Description: An out-of-bounds write was addressed with improved input validation.
CVE-2020-27916: JunDong Xie of Ant Security Light-Year Lab
Audio
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to read restricted memory
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2020-9943: JunDong Xie of Ant Group Light-Year Security Lab
Audio
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An application may be able to read restricted memory
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2020-9944: JunDong Xie of Ant Group Light-Year Security Lab
Bluetooth
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A remote attacker may be able to cause unexpected application termination or heap corruption
Description: Multiple integer overflows were addressed with improved input validation.
CVE-2020-27906: Zuozhi Fan (@pattern_F_) of Ant Group Tianqiong Security Lab
CFNetwork Cache
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: An integer overflow was addressed with improved input validation.
CVE-2020-27945: Zhuo Liang of Qihoo 360 Vulcan Team
CoreAudio
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted audio file may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2020-27908: JunDong Xie and Xingwei Lin of Ant Security Light-Year Lab
CVE-2020-27909: Anonymous working with Trend Micro Zero Day Initiative, JunDong Xie and Xingwei Lin of Ant Security Light-Year Lab
CVE-2020-9960: JunDong Xie and Xingwei Lin of Ant Security Light-Year Lab
CoreAudio
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted audio file may lead to arbitrary code execution
Description: An out-of-bounds write was addressed with improved input validation.
CVE-2020-10017: Francis working with Trend Micro Zero Day Initiative, JunDong Xie of Ant Security Light-Year Lab
CoreCapture
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A use after free issue was addressed with improved memory management.
CVE-2020-9949: Proteas
CoreGraphics
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted PDF may lead to arbitrary code execution
Description: An out-of-bounds write was addressed with improved input validation.
CVE-2020-9897: S.Y. of ZecOps Mobile XDR, an anonymous researcher
CoreGraphics
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: An out-of-bounds write was addressed with improved input validation.
CVE-2020-9883: an anonymous researcher, Mickey Jin of Trend Micro
Crash Reporter
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A local attacker may be able to elevate their privileges
Description: An issue existed within the path validation logic for symlinks. This issue was addressed with improved path sanitization.
CVE-2020-10003: Tim Michaud (@TimGMichaud) of Leviathan
CoreText
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted font file may lead to arbitrary code execution
Description: A logic issue was addressed with improved state management.
CVE-2020-27922: Mickey Jin of Trend Micro
CoreText
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted text file may lead to arbitrary code execution
Description: A memory corruption issue was addressed with improved state management.
CVE-2020-9999: Apple
Directory Utility
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to access private information
Description: A logic issue was addressed with improved state management.
CVE-2020-27937: Wojciech Reguła (@_r3ggi) of SecuRing
Disk Images
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2020-9965: Proteas
CVE-2020-9966: Proteas
Finder
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Users may be unable to remove metadata indicating where files were downloaded from
Description: The issue was addressed with additional user controls.
CVE-2020-27894: Manuel Trezza of Shuggr (shuggr.com)
FontParser
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted font may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2020-36615: Peter Nguyen Hoang Vu (@peternguyen14) of STAR Labs
FontParser
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted text file may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2021-1790: Peter Nguyen Vu Hoang of STAR Labs
FontParser
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted font may lead to arbitrary code execution
Description: This issue was addressed by removing the vulnerable code.
CVE-2021-1775: Mickey Jin and Qi Sun of Trend Micro working with Trend Micro’s Zero Day Initiative
FontParser
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to read restricted memory
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2020-29629: an anonymous researcher
FontParser
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted font file may lead to arbitrary code execution
Description: A logic issue was addressed with improved state management.
CVE-2020-27942: an anonymous researcher
FontParser
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: A buffer overflow was addressed with improved size validation.
CVE-2020-9962: Yiğit Can YILMAZ (@yilmazcanyigit)
FontParser
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted font file may lead to arbitrary code execution
Description: An out-of-bounds write was addressed with improved input validation.
CVE-2020-27952: an anonymous researcher, Mickey Jin and Junzhi Lu of Trend Micro
FontParser
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted font file may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2020-9956: Mickey Jin and Junzhi Lu of Trend Micro Mobile Security Research Team working with Trend Micro’s Zero Day Initiative
FontParser
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted font file may lead to arbitrary code execution
Description: A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation.
CVE-2020-27931: Apple
FontParser
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted font may lead to arbitrary code execution. Apple is aware of reports that an exploit for this issue exists in the wild.
Description: A memory corruption issue was addressed with improved input validation.
CVE-2020-27930: Google Project Zero
FontParser
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted font file may lead to arbitrary code execution
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2020-27927: Xingwei Lin of Ant Security Light-Year Lab
FontParser
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted font may result in the disclosure of process memory
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2020-29639: Mickey Jin & Qi Sun of Trend Micro working with Trend Micro's Zero Day Initiative
Foundation
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A local user may be able to read arbitrary files
Description: A logic issue was addressed with improved state management.
CVE-2020-10002: James Hutchins
HomeKit
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An attacker in a privileged network position may be able to unexpectedly alter application state
Description: This issue was addressed with improved setting propagation.
CVE-2020-9978: Luyi Xing, Dongfang Zhao, and Xiaofeng Wang of Indiana University Bloomington, Yan Jia of Xidian University and University of Chinese Academy of Sciences, and Bin Yuan of HuaZhong University of Science and Technology
ImageIO
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2020-9955: Mickey Jin of Trend Micro, Xingwei Lin of Ant Security Light-Year Lab
ImageIO
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2020-27924: Lei Sun
ImageIO
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: An out-of-bounds write was addressed with improved input validation.
CVE-2020-27912: Xingwei Lin of Ant Security Light-Year Lab
CVE-2020-27923: Lei Sun
ImageIO
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Opening a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2020-9876: Mickey Jin of Trend Micro
Intel Graphics Driver
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2020-10015: ABC Research s.r.o. working with Trend Micro Zero Day Initiative
CVE-2020-27897: Xiaolong Bai and Min (Spark) Zheng of Alibaba Inc., and Luyi Xing of Indiana University Bloomington
Intel Graphics Driver
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A memory corruption issue was addressed with improved memory handling.
CVE-2020-27907: ABC Research s.r.o. working with Trend Micro Zero Day Initiative, Liu Long of Ant Security Light-Year Lab
Image Processing
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: An out-of-bounds write was addressed with improved input validation.
CVE-2020-27919: Hou JingYi (@hjy79425575) of Qihoo 360 CERT, Xingwei Lin of Ant Security Light-Year Lab
Kernel
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A remote attacker may be able to cause unexpected system termination or corrupt kernel memory
Description: Multiple memory corruption issues were addressed with improved input validation.
CVE-2020-9967: Alex Plaskett (@alexjplaskett)
Kernel
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A use after free issue was addressed with improved memory management.
CVE-2020-9975: Tielei Wang of Pangu Lab
Kernel
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A race condition was addressed with improved state handling.
CVE-2020-27921: Linus Henze (pinauten.de)
Kernel
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A logic issue existed resulting in memory corruption. This was addressed with improved state management.
CVE-2020-27904: Zuozhi Fan (@pattern_F_) of Ant Group Tianqong Security Lab
Kernel
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An attacker in a privileged network position may be able to inject into active connections within a VPN tunnel
Description: A routing issue was addressed with improved restrictions.
CVE-2019-14899: William J. Tolley, Beau Kujath, and Jedidiah R. Crandall
Kernel
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to disclose kernel memory. Apple is aware of reports that an exploit for this issue exists in the wild.
Description: A memory initialization issue was addressed.
CVE-2020-27950: Google Project Zero
Kernel
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to determine kernel memory layout
Description: A logic issue was addressed with improved state management.
CVE-2020-9974: Tommy Muir (@Muirey03)
Kernel
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A memory corruption issue was addressed with improved state management.
CVE-2020-10016: Alex Helie
Kernel
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of reports that an exploit for this issue exists in the wild.
Description: A type confusion issue was addressed with improved state handling.
CVE-2020-27932: Google Project Zero
libxml2
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing maliciously crafted web content may lead to code execution
Description: A use after free issue was addressed with improved memory management.
CVE-2020-27917: found by OSS-Fuzz
CVE-2020-27920: found by OSS-Fuzz
libxml2
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution
Description: An integer overflow was addressed through improved input validation.
CVE-2020-27911: found by OSS-Fuzz
libxpc
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to elevate privileges
Description: A logic issue was addressed with improved validation.
CVE-2020-9971: Zhipeng Huo (@R3dF09) of Tencent Security Xuanwu Lab
libxpc
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to break out of its sandbox
Description: A parsing issue in the handling of directory paths was addressed with improved path validation.
CVE-2020-10014: Zhipeng Huo (@R3dF09) of Tencent Security Xuanwu Lab
Logging
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A local attacker may be able to elevate their privileges
Description: A path handling issue was addressed with improved validation.
CVE-2020-10010: Tommy Muir (@Muirey03)
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A remote attacker may be able to unexpectedly alter application state
Description: This issue was addressed with improved checks.
CVE-2020-9941: Fabian Ising of FH Münster University of Applied Sciences and Damian Poddebniak of FH Münster University of Applied Sciences
Messages
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A local user may be able to discover a user’s deleted messages
Description: The issue was addressed with improved deletion.
CVE-2020-9988: William Breuer of the Netherlands
CVE-2020-9989: von Brunn Media
Model I/O
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2020-10011: Aleksandar Nikolic of Cisco Talos
Model I/O
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2020-13524: Aleksandar Nikolic of Cisco Talos
Model I/O
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Opening a maliciously crafted file may lead to unexpected application termination or arbitrary code execution
Description: A logic issue was addressed with improved state management.
CVE-2020-10004: Aleksandar Nikolic of Cisco Talos
NetworkExtension
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to elevate privileges
Description: A use after free issue was addressed with improved memory management.
CVE-2020-9996: Zhiwei Yuan of Trend Micro iCore Team, Junzhi Lu and Mickey Jin of Trend Micro
NSRemoteView
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A sandboxed process may be able to circumvent sandbox restrictions
Description: A logic issue was addressed with improved restrictions.
CVE-2020-27901: Thijs Alkemade of Computest Research Division
NSRemoteView
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to preview files it does not have access to
Description: An issue existed in the handling of snapshots. The issue was resolved with improved permissions logic.
CVE-2020-27900: Thijs Alkemade of Computest Research Division
PCRE
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Multiple issues in pcre
Description: Multiple issues were addressed by updating to version 8.44.
CVE-2019-20838
CVE-2020-14155
Power Management
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to determine kernel memory layout
Description: A logic issue was addressed with improved state management.
CVE-2020-10007: singi@theori working with Trend Micro Zero Day Initiative
python
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Cookies belonging to one origin may be sent to another origin
Description: Multiple issues were addressed with improved logic.
CVE-2020-27896: an anonymous researcher
Quick Look
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious app may be able to determine the existence of files on the computer
Description: The issue was addressed with improved handling of icon caches.
CVE-2020-9963: Csaba Fitzl (@theevilbit) of Offensive Security
Quick Look
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing a maliciously crafted document may lead to a cross site scripting attack
Description: An access issue was addressed with improved access restrictions.
CVE-2020-10012: Heige of KnownSec 404 Team (knownsec.com) and Bo Qu of Palo Alto Networks (paloaltonetworks.com)
Ruby
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A remote attacker may be able to modify the file system
Description: A path handling issue was addressed with improved validation.
CVE-2020-27896: an anonymous researcher
Ruby
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: When parsing certain JSON documents, the json gem can be coerced into creating arbitrary objects in the target system
Description: This issue was addressed with improved checks.
CVE-2020-10663: Jeremy Evans
Safari
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Visiting a malicious website may lead to address bar spoofing
Description: A spoofing issue existed in the handling of URLs. This issue was addressed with improved input validation.
CVE-2020-9945: Narendra Bhati of Suma Soft Pvt. Ltd. Pune (India) @imnarendrabhati
Safari
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to determine a user's open tabs in Safari
Description: A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement.
CVE-2020-9977: Josh Parnham (@joshparnham)
Safari
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Visiting a malicious website may lead to address bar spoofing
Description: An inconsistent user interface issue was addressed with improved state management.
CVE-2020-9942: an anonymous researcher, Rahul d Kankrale (servicenger.com), Rayyan Bijoora (@Bijoora) of The City School, PAF Chapter, Ruilin Yang of Tencent Security Xuanwu Lab, YoKo Kho (@YoKoAcc) of PT Telekomunikasi Indonesia (Persero) Tbk, Zhiyang Zeng(@Wester) of OPPO ZIWU Security Lab
Safari
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An inconsistent user interface issue was addressed with improved state management
Description: Visiting a malicious website may lead to address bar spoofing.
CVE-2020-9987: Rafay Baloch (cybercitadel.com) of Cyber Citadel
Sandbox
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A local application may be able to enumerate the user's iCloud documents
Description: The issue was addressed with improved permissions logic.
CVE-2021-1803: Csaba Fitzl (@theevilbit) of Offensive Security
Sandbox
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A local user may be able to view senstive user information
Description: An access issue was addressed with additional sandbox restrictions.
CVE-2020-9969: Wojciech Reguła of SecuRing (wojciechregula.blog)
Screen Sharing
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A user with screen sharing access may be able to view another user's screen
Description: An issue existed in screen sharing. This issue was addressed with improved state management.
CVE-2020-27893: pcsgomes
Siri
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A person with physical access to an iOS device may be able to access contacts from the lock screen
Description: A lock screen issue allowed access to contacts on a locked device. This issue was addressed with improved state management.
CVE-2021-1755: Yuval Ron, Amichai Shulman, and Eli Biham of Technion - Israel Institute of Technology
smbx
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An attacker in a privileged network position may be able to perform denial of service
Description: A resource exhaustion issue was addressed with improved input validation.
CVE-2020-10005: Apple
SQLite
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A remote attacker may be able to cause a denial of service
Description: This issue was addressed with improved checks.
CVE-2020-9991
SQLite
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A remote attacker may be able to leak memory
Description: An information disclosure issue was addressed with improved state management.
CVE-2020-9849
SQLite
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Multiple issues in SQLite
Description: Multiple issues were addressed with improved checks.
CVE-2020-15358
SQLite
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A maliciously crafted SQL query may lead to data corruption
Description: This issue was addressed with improved checks.
CVE-2020-13631
SQLite
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A remote attacker may be able to cause a denial of service
Description: This issue was addressed with improved checks.
CVE-2020-13434
CVE-2020-13435
CVE-2020-9991
SQLite
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A remote attacker may be able to cause arbitrary code execution
Description: A memory corruption issue was addressed with improved state management.
CVE-2020-13630
Symptom Framework
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A local attacker may be able to elevate their privileges
Description: A use after free issue was addressed with improved memory management.
CVE-2020-27899: 08Tc3wBB working with ZecOps
System Preferences
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A sandboxed process may be able to circumvent sandbox restrictions
Description: A logic issue was addressed with improved state management.
CVE-2020-10009: Thijs Alkemade of Computest Research Division
TCC
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application with root privileges may be able to access private information
Description: A logic issue was addressed with improved restrictions.
CVE-2020-10008: Wojciech Reguła of SecuRing (wojciechregula.blog)
WebKit
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A use after free issue was addressed with improved memory management.
CVE-2020-27918: Liu Long of Ant Security Light-Year Lab
WebKit
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A use after free issue was addressed with improved memory management
Description: Processing maliciously crafted web content may lead to arbitrary code execution.
CVE-2020-9947: cc working with Trend Micro Zero Day Initiative
CVE-2020-9950: cc working with Trend Micro Zero Day Initiative
Wi-Fi
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: An attacker may be able to bypass Managed Frame Protection
Description: A denial of service issue was addressed with improved state handling.
CVE-2020-27898: Stephan Marais of University of Johannesburg
XNU
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A sandboxed process may be able to circumvent sandbox restrictions
Description: Multiple issues were addressed with improved logic.
CVE-2020-27935: Lior Halphon (@LIJI32)
Xsan
Available for: Mac Pro (2013 and later), MacBook Air (2013 and later), MacBook Pro (Late 2013 and later), Mac mini (2014 and later), iMac (2014 and later), MacBook (2015 and later), iMac Pro (all models)
Impact: A malicious application may be able to access restricted files
Description: This issue was addressed with improved entitlements.
CVE-2020-10006: Wojciech Reguła (@_r3ggi) of SecuRing
Additional recognition
802.1X
We would like to acknowledge Kenana Dalle of Hamad bin Khalifa University and Ryan Riley of Carnegie Mellon University in Qatar for their assistance.
Audio
We would like to acknowledge JunDong Xie and Xingwei Lin of Ant-Financial Light-Year Security Lab, Marc Schoenefeld Dr. rer. nat. for their assistance.
Bluetooth
We would like to acknowledge Andy Davis of NCC Group, Dennis Heinze (@ttdennis) of TU Darmstadt, Secure Mobile Networking Lab for their assistance.
Clang
We would like to acknowledge Brandon Azad of Google Project Zero for their assistance.
Core Location
We would like to acknowledge Yiğit Can YILMAZ (@yilmazcanyigit) for their assistance.
Crash Reporter
We would like to acknowledge Artur Byszko of AFINE for their assistance.
Directory Utility
We would like to acknowledge Wojciech Reguła (@_r3ggi) of SecuRing for their assistance.
iAP
We would like to acknowledge Andy Davis of NCC Group for their assistance.
Kernel
We would like to acknowledge Brandon Azad of Google Project Zero, Stephen Röttger of Google for their assistance.
libxml2
We would like to acknowledge an anonymous researcher for their assistance.
Login Window
We would like to acknowledge Rob Morton of Leidos for their assistance.
Login Window
We would like to acknowledge Rob Morton of Leidos for their assistance.
Photos Storage
We would like to acknowledge Paulos Yibelo of LimeHats for their assistance.
Quick Look
We would like to acknowledge Csaba Fitzl (@theevilbit) and Wojciech Reguła of SecuRing (wojciechregula.blog) for their assistance.
Safari
We would like to acknowledge Gabriel Corona and Narendra Bhati of Suma Soft Pvt. Ltd. Pune (India) @imnarendrabhati for their assistance.
Sandbox
We would like to acknowledge Saagar Jha for their assistance.
Security
We would like to acknowledge Christian Starkjohann of Objective Development Software GmbH for their assistance.
System Preferences
We would like to acknowledge Csaba Fitzl (@theevilbit) of Offensive Security for their assistance.
System Preferences
We would like to acknowledge Csaba Fitzl (@theevilbit) of Offensive Security for their assistance.
WebKit
Maximilian Blochberger of the Security in Distributed Systems Group of University of Hamburg
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