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CVE-2021-30972: About the security content of macOS Big Sur 11.6.3

This issue was addressed with improved checks. This issue is fixed in Security Update 2022-001 Catalina, macOS Big Sur 11.6.3. A malicious application may be able to bypass certain Privacy preferences.

CVE
#mac#apple

Released January 26, 2022

Audio

Available for: macOS Big Sur

Impact: Parsing a maliciously crafted audio file may lead to disclosure of user information

Description: A buffer overflow issue was addressed with improved memory handling.

CVE-2021-30960: JunDong Xie of Ant Security Light-Year Lab

iCloud

Available for: macOS Big Sur

Impact: An application may be able to access a user’s files

Description: An issue existed within the path validation logic for symlinks. This issue was addressed with improved path sanitization.

CVE-2022-22585: Zhipeng Huo (@R3dF09) of Tencent Security Xuanwu Lab (https://xlab.tencent.com)

IOMobileFrameBuffer

Available for: macOS Big Sur

Impact: A malicious 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: A memory corruption issue was addressed with improved input validation.

CVE-2022-22587: an anonymous researcher, Meysam Firouzi (@R00tkitSMM) of MBition - Mercedes-Benz Innovation Lab, Siddharth Aeri (@b1n4r1b01)

Kernel

Available for: macOS Big Sur

Impact: A malicious application may be able to execute arbitrary code with kernel privileges

Description: A buffer overflow issue was addressed with improved memory handling.

CVE-2022-22593: Peter Nguyễn Vũ Hoàng of STAR Labs

Model I/O

Available for: macOS Big Sur

Impact: Processing a maliciously crafted STL file may lead to unexpected application termination or arbitrary code execution

Description: An information disclosure issue was addressed with improved state management.

CVE-2022-22579: Mickey Jin (@patch1t) of Trend Micro

PackageKit

Available for: macOS Big Sur

Impact: An application may be able to access restricted files

Description: A permissions issue was addressed with improved validation.

CVE-2022-22583: an anonymous researcher, Ron Hass (@ronhass7) of Perception Point, Mickey Jin (@patch1t)

TCC

Available for: macOS Big Sur

Impact: A malicious application may be able to bypass certain Privacy preferences

Description: This issue was addressed with improved checks.

CVE-2021-30972: Xuxiang Yang (@another1024), Zhipeng Huo (@R3dF09), and Yuebin Sun (@yuebinsun2020) of Tencent Security Xuanwu Lab (xlab.tencent.com), Wojciech Reguła (@_r3ggi), jhftss (@patch1t), Csaba Fitzl (@theevilbit) of Offensive Security

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