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: Processing a maliciously crafted audio file may lead to arbitrary code execution
Description: This issue was addressed with improved checks.
CVE-2021-30707: hjy79425575 working with Trend Micro Zero Day Initiative
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: This issue was addressed with improved checks.
CVE-2021-30685: Mickey Jin (@patch1t) of Trend Micro
AVEVideoEncoder
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 cause unexpected system termination or write kernel memory
Description: A race condition was addressed with improved state handling.
CVE-2021-30714: @08Tc3wBB of ZecOps, and George Nosenko
CommCenter
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 device may accept invalid activation results
Description: A logic issue was addressed with improved restrictions.
CVE-2021-30729: CHRISTIAN MINA
Core Services
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 validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks.
CVE-2021-30681: Zhongcheng Li (CK01)
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 disclose restricted memory
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2021-30686: Mickey Jin 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 modify protected parts of the file system
Description: A logic issue was addressed with improved state management.
CVE-2021-30727: Cees Elzinga
CVMS
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-2021-30724: Mickey Jin (@patch1t) of Trend Micro
Heimdal
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 leak sensitive user information
Description: A logic issue was addressed with improved state management.
CVE-2021-30697: Gabe Kirkpatrick (@gabe_k)
Heimdal
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 cause a denial of service or potentially disclose memory contents
Description: A memory corruption issue was addressed with improved state management.
CVE-2021-30710: Gabe Kirkpatrick (@gabe_k)
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 disclosure of user information
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2021-30687: Hou JingYi (@hjy79425575) of Qihoo 360
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 disclosure of user information
Description: This issue was addressed with improved checks.
CVE-2021-30700: Ye Zhang(@co0py_Cat) of Baidu Security
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: This issue was addressed with improved checks.
CVE-2021-30701: Mickey Jin (@patch1t) of Trend Micro and Ye Zhang of Baidu Security
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 ASTC file may disclose memory contents
Description: This issue was addressed with improved checks.
CVE-2021-30705: Ye Zhang of Baidu Security
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 logic issue was addressed with improved validation.
CVE-2021-30740: Linus Henze (pinauten.de)
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 disclose restricted memory
Description: This issue was addressed with improved checks.
CVE-2021-30674: 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: An application may be able to execute arbitrary code with kernel privileges
Description: A logic issue was addressed with improved state management.
CVE-2021-30704: an anonymous researcher
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: Processing a maliciously crafted message may lead to a denial of service
Description: A logic issue was addressed with improved state management.
CVE-2021-30715: The UK's National Cyber Security Centre (NCSC)
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 buffer overflow was addressed with improved size validation.
CVE-2021-30736: Ian Beer of Google Project Zero
LaunchServices
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 break out of its sandbox
Description: This issue was addressed with improved environment sanitization.
CVE-2021-30677: Ron Waisberg (@epsilan)
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 unexpected memory modification or application termination
Description: A use after free issue was addressed with improved memory management.
CVE-2021-30741: SYMaster of ZecOps Mobile EDR Team
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 information disclosure issue was addressed with improved state management.
CVE-2021-30723: Mickey Jin (@patch1t) of Trend Micro
CVE-2021-30691: Mickey Jin (@patch1t) of Trend Micro
CVE-2021-30692: Mickey Jin (@patch1t) of Trend Micro
CVE-2021-30694: 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: A memory corruption issue was addressed with improved state management.
CVE-2021-30725: 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: An out-of-bounds read was addressed with improved input validation.
CVE-2021-30746: 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 image may lead to arbitrary code execution
Description: A validation issue was addressed with improved logic.
CVE-2021-30693: Mickey Jin (@patch1t) & Junzhi Lu (@pwn0rz) 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: An out-of-bounds read was addressed with improved bounds checking.
CVE-2021-30695: Mickey Jin (@patch1t) & Junzhi Lu (@pwn0rz) 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 read was addressed with improved input validation.
CVE-2021-30708: Mickey Jin (@patch1t) & Junzhi Lu (@pwn0rz) 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: This issue was addressed with improved checks.
CVE-2021-30709: Mickey Jin (@patch1t) of Trend Micro
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 user may be able to view restricted content from the lockscreen
Description: A window management issue was addressed with improved state management.
CVE-2021-30699: videosdebarraquito
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: Processing a maliciously crafted certificate may lead to arbitrary code execution
Description: A memory corruption issue in the ASN.1 decoder was addressed by removing the vulnerable code.
CVE-2021-30737: xerub
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 universal cross site scripting
Description: A cross-origin issue with iframe elements was addressed with improved tracking of security origins.
CVE-2021-30744: Dan Hite of jsontop
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-2021-21779: Marcin Towalski of Cisco Talos
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: A malicious application may be able to leak sensitive user information
Description: A logic issue was addressed with improved restrictions.
CVE-2021-30682: an anonymous researcher and 1lastBr3ath
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 universal cross site scripting
Description: A logic issue was addressed with improved state management.
CVE-2021-30689: an anonymous researcher
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: Multiple memory corruption issues were addressed with improved memory handling.
CVE-2021-30749: an anonymous researcher and mipu94 of SEFCOM lab, ASU. working with Trend Micro Zero Day Initiative
CVE-2021-30734: Jack Dates of RET2 Systems, Inc. (@ret2systems) working with Trend Micro Zero Day Initiative
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: A malicious website may be able to access restricted ports on arbitrary servers
Description: A logic issue was addressed with improved restrictions.
CVE-2021-30720: David Schütz (@xdavidhu)
WebRTC
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 remote attacker may be able to cause a denial of service
Description: A null pointer dereference was addressed with improved input validation.
CVE-2021-23841: Tavis Ormandy of Google
CVE-2021-30698: Tavis Ormandy of Google
Wi-Fi
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 WiFi range may be able to force a client to use a less secure authentication mechanism
Description: A logic issue was addressed with improved validation.
CVE-2021-30667: Raul Siles of DinoSec (@dinosec)
Additional recognition
AVEVideoEncoder
We would like to acknowledge @08Tc3wBB for their assistance.
CommCenter
We would like to acknowledge CHRISTIAN MINA and Stefan Sterz (@0x7374) of Secure Mobile Networking Lab at TU Darmstadt and Industrial Software at TU Wien for their assistance.
CoreCapture
We would like to acknowledge Zuozhi Fan (@pattern_F_) of Ant-financial TianQiong Security Lab for their assistance.
ImageIO
We would like to acknowledge Jzhu working with Trend Micro Zero Day Initiative and an anonymous researcher for their assistance.
Kernel
We would like to acknowledge Saar Amar (@AmarSaar) for their assistance.
Mail Drafts
We would like to acknowledge Lauritz Holtmann (@_lauritz_) for their assistance.
NetworkExtension
We would like to acknowledge Matthias Ortmann of Secure Mobile Networking Lab for their assistance.
WebKit
We would like to acknowledge Chris Salls (@salls) of Makai Security for their assistance.
