About the security content of iOS 15.2 and iPadOS 15.2
This document describes the security content of iOS 15.2 and iPadOS 15.2.
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.
iOS 15.2 and iPadOS 15.2
Audio
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: 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
CFNetwork Proxies
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: User traffic might unexpectedly be leaked to a proxy server despite PAC configurations
Description: A logic issue was addressed with improved state management.
CVE-2021-30966: Michal Rajcan of Jamf, Matt Vlasach of Jamf (Wandera)
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 image may lead to arbitrary code execution
Description: A memory corruption issue in the processing of ICC profiles was addressed with improved input validation.
CVE-2021-30926: Jeremy Brown
CVE-2021-30942: Mateusz Jurczyk of Google Project Zero
CoreAudio
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 audio file may lead to arbitrary code execution
Description: A buffer overflow was addressed with improved memory handling.
CVE-2021-30957: JunDong Xie of Ant Security Light-Year Lab
CoreAudio
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: Playing a malicious audio file may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2021-30958: JunDong Xie of Ant Security Light-Year Lab
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 local attacker may be able to elevate their privileges
Description: This issue was addressed with improved checks.
CVE-2021-30945: Zhipeng Huo (@R3dF09) and Yuebin Sun (@yuebinsun2020) of Tencent Security Xuanwu Lab (xlab.tencent.com)
FaceTime
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 attacker with physical access to a device may be able to see private contact information
Description: A lock screen issue allowed access to contacts on a locked device. This issue was addressed with improved state management.
CVE-2021-30956: Akiva Fordsham of Rishon Group (rishon.co.uk)
FaceTime
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 user in a FaceTime call may unexpectedly leak sensitive user information through Live Photos metadata
Description: This issue was addressed with improved handling of file metadata.
CVE-2021-30992: Aaron Raimist
FontParser
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 font may result in the disclosure of process memory
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2021-31013: Daniel Lim Wee Soong of STAR Labs
Game Center
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 read sensitive contact information
Description: A permissions issue was addressed with improved validation.
CVE-2021-31000: Denis Tokarev (@illusionofcha0s)
ImageIO
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 image may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2021-30939: Mickey Jin (@patch1t) of Trend Micro, Jaewon Min of Cisco Talos, Rui Yang and Xingwei Lin of Ant Security Light-Year Lab
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
Description: A race condition was addressed with improved state handling.
CVE-2021-30996: Saar Amar (@AmarSaar)
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: An application may be able to execute arbitrary code with kernel privileges
Description: A buffer overflow issue was addressed with improved memory handling.
CVE-2021-30983: Pangu via Tianfu Cup
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
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2021-30985: Tielei Wang of Pangu Lab
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
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2021-30991: Tielei Wang of Pangu Lab
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 memory corruption vulnerability was addressed with improved locking.
CVE-2021-30937: Sergei Glazunov of Google Project Zero
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: 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-2021-30927: Xinru Chi of Pangu Lab
CVE-2021-30980: Xinru Chi of Pangu Lab
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 memory corruption issue was addressed with improved state management.
CVE-2021-30949: Ian Beer of Google Project Zero
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: An attacker in a privileged network position may be able to execute arbitrary code
Description: A buffer overflow issue was addressed with improved memory handling.
CVE-2021-30993: OSS-Fuzz, Ned Williamson of Google Project Zero
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 race condition was addressed with improved state handling.
CVE-2021-30955: Zweig of Kunlun Lab
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 sender's email address may be leaked when sending an S/MIME encrypted email using a certificate with more than one email address
Description: A S/MIME issue existed in the handling of encrypted email. This issue was addressed with improved selection of the encryption certificate.
CVE-2021-30998: Benjamin Ehrfeld of CISPA Helmholtz Center for Information Security
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 attacker may be able to recover plaintext contents of an S/MIME-encrypted e-mail
Description: A S/MIME issue existed in the handling of encrypted email. This issue was addressed by not automatically loading some MIME parts.
CVE-2021-30997: Damian Poddebniak of Münster University of Applied Sciences, Christian Dresen of Münster University of Applied Sciences, Jens Müller of Ruhr University Bochum, Fabian Ising of Münster University of Applied Sciences, Sebastian Schinzel of Münster University of Applied Sciences, Simon Friedberger of KU Leuven, Juraj Somorovsky of Ruhr University Bochum, Jörg Schwenk of Ruhr University Bochum
Messages
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 user may be able to leave a messages group but continue to receive messages in that group
Description: An issue in the handling of group membership was resolved with improved logic.
CVE-2021-30943: Joshua Sardella
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: Multiple issues in HDF5
Description: Multiple issues were addressed by removing HDF5.
CVE-2021-31009: Mickey Jin (@patch1t) of Trend Micro
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 USD file may lead to unexpected application termination or arbitrary code execution
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2021-30971: Ye Zhang (@co0py_Cat) of Baidu Security
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 file may disclose user information
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2021-30973: Ye Zhang (@co0py_Cat) of Baidu Security
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 USD file may disclose memory contents
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2021-30929: Rui Yang and Xingwei Lin of Ant Security Light-Year Lab
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 USD file may lead to unexpected application termination or arbitrary code execution
Description: A buffer overflow issue was addressed with improved memory handling.
CVE-2021-30979: Mickey Jin (@patch1t) of Trend Micro
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 USD file may disclose memory contents
Description: A buffer overflow issue was addressed with improved memory handling.
CVE-2021-30940: Rui Yang and Xingwei Lin of Ant Security Light-Year Lab
CVE-2021-30941: Rui Yang and Xingwei Lin of Ant Security Light-Year Lab
NetworkExtension
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 local attacker may be able to read sensitive information
Description: A permissions issue was addressed with improved validation.
CVE-2021-30967: Denis Tokarev (@illusionofcha0s)
NetworkExtension
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 identify what other applications a user has installed
Description: A permissions issue was addressed with improved validation.
CVE-2021-30988: Denis Tokarev (@illusionofcha0s)
Notes
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 person with physical access to an iOS device may be able to access contacts from the lock screen
Description: The issue was addressed with improved permissions logic.
CVE-2021-30932: Kevin Böttcher
Password Manager
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 person with physical access to an iOS device may be able to access stored passwords without authentication
Description: An inconsistent user interface issue was addressed with improved state management.
CVE-2021-30948: Patrick Glogner
Preferences
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 elevate privileges
Description: A race condition was addressed with improved state handling.
CVE-2021-30995: Mickey Jin (@patch1t) of Trend Micro, Mickey Jin (@patch1t)
Sandbox
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 bypass certain Privacy preferences
Description: A validation issue related to hard link behavior was addressed with improved sandbox restrictions.
CVE-2021-30968: Csaba Fitzl (@theevilbit) of Offensive Security
Sandbox
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 bypass certain Privacy preferences
Description: A logic issue was addressed with improved restrictions.
CVE-2021-30946: @gorelics, and Ron Masas of BreakPoint.sh
Sandbox
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 access issue was addressed with additional sandbox restrictions.
CVE-2021-30947: Csaba Fitzl (@theevilbit) of Offensive Security
SQLite
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 app may be able to access data from other apps by enabling additional logging
Description: A logic issue was addressed with improved state management.
CVE-2021-30944: Wojciech Reguła (@_r3ggi) of SecuRing
TCC
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 local user may be able to modify protected parts of the file system
Description: A logic issue was addressed with improved state management.
CVE-2021-30767: @gorelics
TCC
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 bypass Privacy preferences
Description: An inherited permissions issue was addressed with additional restrictions.
CVE-2021-30964: Andy Grant of Zoom Video Communications
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 buffer overflow issue was addressed with improved memory handling.
CVE-2021-30934: Dani Biro
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-2021-30936: Chijin Zhou of ShuiMuYuLin Ltd and Tsinghua wingtecher lab
CVE-2021-30951: Pangu via Tianfu Cup
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: An integer overflow was addressed with improved input validation.
CVE-2021-30952: @18f and @jq0904 of DBAPP Security‘s weibin lab via Tianfu Cup
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 race condition was addressed with improved state handling.
CVE-2021-30984: Kunlun Lab via Tianfu Cup
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: An out-of-bounds read was addressed with improved bounds checking.
CVE-2021-30953: Jianjun Dai of 360 Vulnerability Research Institute via Tianfu Cup
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 type confusion issue was addressed with improved memory handling.
CVE-2021-30954: Kunlun Lab via Tianfu Cup
Additional recognition
Bluetooth
We would like to acknowledge Haram Park, Korea University for their assistance.
CloudKit
We would like to acknowledge Ryan Pickren (ryanpickren.com) for their assistance.
ColorSync
We would like to acknowledge Mateusz Jurczyk of Google Project Zero for their assistance.
Contacts
We would like to acknowledge Minchan Park (03stin) for their assistance.
CoreText
We would like to acknowledge Yuto Sakata of Osaka Institute of Technology, an anonymous researcher for their assistance.
Kernel
We would like to acknowledge Amit Klein of Bar-Ilan University's Center for Research in Applied Cryptography and Cyber Security for their assistance.
Model I/O
We would like to acknowledge Rui Yang and Xingwei Lin of Ant Security Light-Year Lab for their assistance.
Password Manager
We would like to acknowledge Pascal Wagler for their assistance.
VisionKit
We would like to acknowledge Adam Kowalski of XIII LO im. płk. Leopolda Lisa-Kuli w Warszawie for their assistance.
WebKit
We would like to acknowledge Peter Snyder of Brave and Soroush Karami for their assistance.
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