About the security content of iOS 17.6 and iPadOS 17.6

This document describes the security content of iOS 17.6 and iPadOS 17.6.

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 releases page.

Apple security documents reference vulnerabilities by CVE-ID when possible.

For more information about security, see the Apple Product Security page.

iOS 17.6 and iPadOS 17.6

Released July 29, 2024

AppleMobileFileIntegrity

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: An app may be able to bypass Privacy preferences

Description: A downgrade issue was addressed with additional code-signing restrictions.

CVE-2024-40774: Mickey Jin (@patch1t)

CoreGraphics

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Processing a maliciously crafted file may lead to unexpected app termination

Description: An out-of-bounds read issue was addressed with improved input validation.

CVE-2024-40799: D4m0n

CoreMedia

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Processing a maliciously crafted video file may lead to unexpected app termination

Description: An out-of-bounds write issue was addressed with improved input validation.

CVE-2024-27873: Amir Bazine and Karsten König of CrowdStrike Counter Adversary Operations

dyld

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication

Description: A race condition was addressed with additional validation.

CVE-2024-40815: w0wbox

Family Sharing

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: An app may be able to read sensitive location information

Description: This issue was addressed with improved data protection.

CVE-2024-40795: Csaba Fitzl (@theevilbit) of Kandji

ImageIO

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Processing an image may lead to a denial-of-service

Description: This is a vulnerability in open source code and Apple Software is among the affected projects. The CVE-ID was assigned by a third party. Learn more about the issue and CVE-ID at cve.org.

CVE-2023-6277

CVE-2023-52356

ImageIO

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Processing a maliciously crafted file may lead to unexpected app termination

Description: An out-of-bounds read issue was addressed with improved input validation.

CVE-2024-40806: Yisumi

ImageIO

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Processing a maliciously crafted file may lead to unexpected app termination

Description: An out-of-bounds access issue was addressed with improved bounds checking.

CVE-2024-40777: Junsung Lee working with Trend Micro Zero Day Initiative, and Amir Bazine and Karsten König of CrowdStrike Counter Adversary Operations

ImageIO

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Processing a maliciously crafted file may lead to unexpected app termination

Description: An integer overflow was addressed with improved input validation.

CVE-2024-40784: Junsung Lee working with Trend Micro Zero Day Initiative, Gandalf4a

Kernel

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: A local attacker may be able to determine kernel memory layout

Description: An information disclosure issue was addressed with improved private data redaction for log entries.

CVE-2024-27863: CertiK SkyFall Team

Kernel

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: A local attacker may be able to cause unexpected system shutdown

Description: A type confusion issue was addressed with improved memory handling.

CVE-2024-40788: Minghao Lin and Jiaxun Zhu from Zhejiang University

libxpc

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: An app may be able to bypass Privacy preferences

Description: A permissions issue was addressed with additional restrictions.

CVE-2024-40805

Phone

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: An attacker with physical access may be able to use Siri to access sensitive user data

Description: A lock screen issue was addressed with improved state management.

CVE-2024-40813: Jacob Braun

Photos Storage

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Photos in the Hidden Photos Album may be viewed without authentication

Description: An authentication issue was addressed with improved state management.

CVE-2024-40778: Mateen Alinaghi

Sandbox

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: An app may be able to bypass Privacy preferences

Description: This issue was addressed through improved state management.

CVE-2024-40824: Wojciech Regula of SecuRing (wojciechregula.blog), and Zhongquan Li (@Guluisacat) from Dawn Security Lab of JingDong

Sandbox

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: An app may be able to access protected user data

Description: A path handling issue was addressed with improved validation.

CVE-2024-27871: Mickey Jin (@patch1t), Csaba Fitzl (@theevilbit) of Kandji, and Zhongquan Li (@Guluisacat) of Dawn Security Lab of JingDong

Shortcuts

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: A shortcut may be able to use sensitive data with certain actions without prompting the user

Description: A logic issue was addressed with improved checks.

CVE-2024-40835: an anonymous researcher

CVE-2024-40836: an anonymous researcher

Shortcuts

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: A shortcut may be able to bypass Internet permission requirements

Description: A logic issue was addressed with improved checks.

CVE-2024-40809: an anonymous researcher

CVE-2024-40812: an anonymous researcher

Shortcuts

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: A shortcut may be able to bypass Internet permission requirements

Description: This issue was addressed by adding an additional prompt for user consent.

CVE-2024-40787: an anonymous researcher

Shortcuts

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: An app may be able to access user-sensitive data

Description: This issue was addressed by removing the vulnerable code.

CVE-2024-40793: Kirin (@Pwnrin)

Siri

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: An attacker may be able to view sensitive user information

Description: This issue was addressed through improved state management.

CVE-2024-40786: Bistrit Dahal

Siri

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: An attacker with physical access may be able to use Siri to access sensitive user data

Description: This issue was addressed by restricting options offered on a locked device.

CVE-2024-40818: Bistrit Dahal and Srijan Poudel

Siri

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: An attacker with physical access to a device may be able to access contacts from the lock screen

Description: This issue was addressed by restricting options offered on a locked device.

CVE-2024-40822: Srijan Poudel

Siri

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: A sandboxed app may be able to access sensitive user data in system logs

Description: A privacy issue was addressed with improved private data redaction for log entries.

CVE-2024-44205: Jiahui Hu (梅零落) and Meng Zhang (鲸落) of NorthSea

Entry added October 15, 2024

VoiceOver

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: An attacker may be able to view restricted content from the lock screen

Description: The issue was addressed with improved checks.

CVE-2024-40829: Abhay Kailasia (@abhay_kailasia) of Lakshmi Narain College of Technology Bhopal India

WebKit

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Processing maliciously crafted web content may lead to an unexpected process crash

Description: A use-after-free issue was addressed with improved memory management.

WebKit Bugzilla: 273176

CVE-2024-40776: Huang Xilin of Ant Group Light-Year Security Lab

WebKit Bugzilla: 268770

CVE-2024-40782: Maksymilian Motyl

WebKit

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Processing maliciously crafted web content may lead to an unexpected process crash

Description: An out-of-bounds read was addressed with improved bounds checking.

WebKit Bugzilla: 275431

CVE-2024-40779: Huang Xilin of Ant Group Light-Year Security Lab

WebKit Bugzilla: 275273

CVE-2024-40780: Huang Xilin of Ant Group Light-Year Security Lab

WebKit

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Processing maliciously crafted web content may lead to a cross site scripting attack

Description: This issue was addressed with improved checks.

WebKit Bugzilla: 273805

CVE-2024-40785: Johan Carlsson (joaxcar)

WebKit

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Processing maliciously crafted web content may lead to an unexpected process crash

Description: An out-of-bounds access issue was addressed with improved bounds checking.

CVE-2024-40789: Seunghyun Lee (@0x10n) of KAIST Hacking Lab working with Trend Micro Zero Day Initiative

WebKit

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Private Browsing tabs may be accessed without authentication

Description: This issue was addressed through improved state management.

WebKit Bugzilla: 275272

CVE-2024-40794: Matthew Butler

WebKit

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Processing maliciously crafted web content may lead to an unexpected process crash

Description: The issue was addressed with improved checks.

WebKit Bugzilla: 276097

CVE-2024-44185: Gary Kwong

Entry added October 15, 2024

WebKit

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: A user may be able to bypass some web content restrictions

Description: An issue in the handling of URL protocols was addressed with improved logic.

WebKit Bugzilla: 280765

CVE-2024-44206: Andreas Jaegersberger and Ro Achterberg

Entry added October 15, 2024

WebKit

Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 6th generation and later, and iPad mini 5th generation and later

Impact: Processing maliciously crafted web content may lead to an unexpected process crash

Description: This is a vulnerability in open source code and Apple Software is among the affected projects. The CVE-ID was assigned by a third party. Learn more about the issue and CVE-ID at cve.org.

WebKit Bugzilla: 274165

CVE-2024-4558

Additional recognition

AirDrop

We would like to acknowledge Linwz of DEVCORE for their assistance.

Find My

We would like to acknowledge Andrew Bruns, Bret Palsson, Phil Purviance, and Shawn Cohen for their assistance.

Entry added October 15, 2024

Settings

We would like to acknowledge Joshua Thomas for their assistance.

Shortcuts

We would like to acknowledge an anonymous researcher for their assistance.

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