About the security content of iOS 15.3 and iPadOS 15.3

This document describes the security content of iOS 15.3 and iPadOS 15.3.

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iOS 15.3 and iPadOS 15.3

Released January 26, 2022

ColorSync

Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation)

Impact: Processing a maliciously crafted file may lead to arbitrary code execution

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

CVE-2022-22584: Mickey Jin (@patch1t) of Trend Micro

Crash Reporter

Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation)

Impact: A malicious application may be able to gain root privileges

Description: A logic issue was addressed with improved validation.

CVE-2022-22578: Zhipeng Huo (@R3dF09) and Yuebin Sun (@yuebinsun2020) of Tencent Security Xuanwu Lab (xlab.tencent.com)

Entry updated May 25, 2022

iCloud

Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation)

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: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation)

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: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation)

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: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation)

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

WebKit

Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation)

Impact: Processing a maliciously crafted mail message may lead to running arbitrary javascript

Description: A validation issue was addressed with improved input sanitization.

CVE-2022-22589: Heige of KnownSec 404 Team (knownsec.com) and Bo Qu of Palo Alto Networks (paloaltonetworks.com)

WebKit

Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation)

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-2022-22590: Toan Pham from Team Orca of Sea Security (security.sea.com)

WebKit

Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation)

Impact: Processing maliciously crafted web content may prevent Content Security Policy from being enforced

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

CVE-2022-22592: Prakash (@1lastBr3ath)

WebKit Storage

Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation)

Impact: A website may be able to track sensitive user information

Description: A cross-origin issue in the IndexDB API was addressed with improved input validation.

CVE-2022-22594: Martin Bajanik of FingerprintJS

Additional recognition

WebKit

We would like to acknowledge Prakash (@1lastBr3ath) and bo13oy of Cyber Kunlun Lab for their assistance.

Entry updated May 25, 2022

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