About the security content of iOS 16.7.6 and iPadOS 16.7.6

This document describes the security content of iOS 16.7.6 and iPadOS 16.7.6.

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iOS 16.7.6 and iPadOS 16.7.6

Released March 5, 2024

Accessibility

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

Impact: An app may be able to spoof system notifications and UI

Description: This issue was addressed with additional entitlement checks.

CVE-2024-23262: Guilherme Rambo of Best Buddy Apps (rambo.codes)

Entry added March 7, 2024

CoreCrypto

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

Impact: An attacker may be able to decrypt legacy RSA PKCS#1 v1.5 ciphertexts without having the private key

Description: A timing side-channel issue was addressed with improvements to constant-time computation in cryptographic functions.

CVE-2024-23218: Clemens Lang

Entry added March 7, 2024

ImageIO

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

Impact: Processing an image may lead to arbitrary code execution

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

CVE-2024-23286: Junsung Lee working with Trend Micro Zero Day Initiative, Amir Bazine and Karsten König of CrowdStrike Counter Adversary Operations, Dohyun Lee (@l33d0hyun), and Lyutoon and Mr.R

Entry added March 7, 2024, updated May 29, 2024

ImageIO

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

Impact: Processing an image may result in disclosure of process memory

Description: The issue was addressed with improved memory handling.

CVE-2024-23257: Junsung Lee working with Trend Micro Zero Day Initiative

Entry added March 7, 2024

Kernel

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

Impact: An attacker with arbitrary kernel read and write capability may be able to bypass kernel memory protections. Apple is aware of a report that this issue may have been exploited.

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

CVE-2024-23225

Kernel

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

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

Description: A race condition was addressed with additional validation.

CVE-2024-23235

Entry added March 7, 2024

Kernel

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

Impact: An app may be able to cause unexpected system termination or write kernel memory

Description: A memory corruption vulnerability was addressed with improved locking.

CVE-2024-23265: Xinru Chi of Pangu Lab

Entry added March 7, 2024

libxpc

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

Impact: An app may be able to break out of its sandbox

Description: The issue was addressed with improved checks.

CVE-2024-23278: an anonymous researcher

Entry added March 7, 2024

MediaRemote

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

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

Description: This issue was addressed with improved redaction of sensitive information.

CVE-2023-28826: Meng Zhang (鲸落) of NorthSea

Entry added March 7, 2024

Metal

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

Impact: An application may be able to read restricted memory

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

CVE-2024-23264: Meysam Firouzi @R00tkitsmm working with Trend Micro Zero Day Initiative

Entry added March 7, 2024

Notes

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

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

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

CVE-2024-23283

Entry added March 7, 2024

Safari

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

Impact: Processing web content may lead to a denial-of-service

Description: The issue was addressed with improved checks.

CVE-2024-23259: Lyra Rebane (rebane2001)

Entry added March 7, 2024

Share Sheet

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

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

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

CVE-2024-23231: Kirin (@Pwnrin) and luckyu (@uuulucky)

Entry added March 7, 2024

Shortcuts

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

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

Description: The issue was addressed with additional permissions checks.

CVE-2024-23204: Jubaer Alnazi (@h33tjubaer)

CVE-2024-23203: an anonymous researcher

Entry added March 7, 2024

Siri

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

Impact: A person with physical access to a device may be able to use Siri to access private calendar information

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

CVE-2024-23289: Lewis Hardy

Entry added March 7, 2024

UIKit

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

Impact: An app may be able to break out of its sandbox

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

CVE-2024-23246: Deutsche Telekom Security GmbH sponsored by Bundesamt für Sicherheit in der Informationstechnik

Entry added March 7, 2024

WebKit

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st 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.

WebKit Bugzilla: 267241

CVE-2024-23284: Georg Felber and Marco Squarcina

Entry added March 7, 2024

WebKit

Available for: iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation

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

Description: A logic issue was addressed with improved validation.

WebKit Bugzilla: 264811

CVE-2024-23263: Johan Carlsson (joaxcar)

Entry added March 7, 2024

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