Fixed:Processing a maliciously crafted message may lead to a denial-of-service

About the security content of iOS 18.1 and iPadOS 18.1
Released October 28, 2024

Accessibility
Available for: iPhone XS and later
Impact: An attacker with physical access to a locked device may be able to view sensitive user information
Description: The issue was addressed with improved authentication.
CVE-2024-44274: Rizki Maulana (rmrizki.my.id), Matthew Butler, Jake Derouin

App Support
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: A malicious app may be able to run arbitrary shortcuts without user consent
Description: A path handling issue was addressed with improved logic.
CVE-2024-44255: an anonymous researcher

CoreMedia Playback
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: A malicious app may be able to access private information
Description: This issue was addressed with improved handling of symlinks.
CVE-2024-44273: pattern-f (@pattern_F_), Hikerell of Loadshine Lab

CoreText
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: Processing a maliciously crafted font may result in the disclosure of process memory
Description: The issue was addressed with improved checks.
CVE-2024-44240: Hossein Lotfi (@hosselot) of Trend Micro Zero Day Initiative
CVE-2024-44302: Hossein Lotfi (@hosselot) of Trend Micro Zero Day Initiative

Foundation
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: Parsing a file may lead to disclosure of user information
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2024-44282: Hossein Lotfi (@hosselot) of Trend Micro Zero Day Initiative

ImageIO
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: Processing an image may result in disclosure of process memory
Description: This issue was addressed with improved checks.
CVE-2024-44215: Junsung Lee working with Trend Micro Zero Day Initiative

ImageIO
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: Processing a maliciously crafted message may lead to a denial-of-service
Description: The issue was addressed with improved bounds checks.
CVE-2024-44297: Jex Amro

IOSurface
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: An app may be able to cause unexpected system termination or corrupt kernel memory
Description: A use-after-free issue was addressed with improved memory management.
CVE-2024-44285: an anonymous researcher

iTunes
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: A remote attacker may be able to break out of Web Content sandbox
Description: A custom URL scheme handling issue was addressed with improved input validation.
CVE-2024-40867: Ziyi Zhou (@Shanghai Jiao Tong University), Tianxiao Hou (@Shanghai Jiao Tong University)

Kernel
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: An app may be able to leak sensitive kernel state
Description: An information disclosure issue was addressed with improved private data redaction for log entries.
CVE-2024-44239: Mateusz Krzywicki (@krzywix)

Managed Configuration
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: Restoring a maliciously crafted backup file may lead to modification of protected system files
Description: This issue was addressed with improved handling of symlinks.
CVE-2024-44258: Hichem Maloufi, Christian Mina, Ismail Amzdak

MobileBackup
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: Restoring a maliciously crafted backup file may lead to modification of protected system files
Description: A logic issue was addressed with improved file handling.
CVE-2024-44252: Nimrat Khalsa, Davis Dai, James Gill (@jjtech@infosec.exchange)

Pro Res
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: An app may be able to cause unexpected system termination or corrupt kernel memory
Description: The issue was addressed with improved memory handling.
CVE-2024-44277: an anonymous researcher and Yinyi Wu(@_3ndy1) from Dawn Security Lab of JD.com, Inc.

Safari Downloads
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: An attacker may be able to misuse a trust relationship to download malicious content
Description: This issue was addressed through improved state management.
CVE-2024-44259: Narendra Bhati, Manager of Cyber Security at Suma Soft Pvt. Ltd, Pune (India)

Safari Private Browsing
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: Private browsing may leak some browsing history
Description: An information leakage was addressed with additional validation.
CVE-2024-44229: Lucas Di Tomase

SceneKit
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: Processing a maliciously crafted file may lead to heap corruption
Description: This issue was addressed with improved checks.
CVE-2024-44218: Michael DePlante (@izobashi) of Trend Micro Zero Day Initiative

Shortcuts
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: An app may be able to access sensitive user data
Description: This issue was addressed with improved redaction of sensitive information.
CVE-2024-44254: Kirin (@Pwnrin)

Shortcuts
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: A malicious app may use shortcuts to access restricted files
Description: A logic issue was addressed with improved checks.
CVE-2024-44269: an anonymous researcher

Siri
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: An app may be able to access sensitive user data
Description: This issue was addressed with improved redaction of sensitive information.
CVE-2024-44194: Rodolphe Brunetti (@eisw0lf)

Siri
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: An attacker with physical access may be able to access contact photos from the lock screen
Description: This issue was addressed by restricting options offered on a locked device.
CVE-2024-40851: Abhay Kailasia (@abhay_kailasia) of Lakshmi Narain College of Technology Bhopal India, Srijan Poudel

Siri
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: An app may be able to access user-sensitive data
Description: A logic issue was addressed with improved state management.
CVE-2024-44263: Kirin (@Pwnrin) and 7feilee

Siri
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th 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: An information disclosure issue was addressed with improved private data redaction for log entries.
CVE-2024-44278: Kirin (@Pwnrin)

Spotlight
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th 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: This issue was addressed through improved state management.
CVE-2024-44251: Abhay Kailasia (@abhay_kailasia) of Lakshmi Narain College of Technology Bhopal India

Spotlight
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th 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-2024-44235: Rizki Maulana (rmrizki.my.id), Dalibor Milanovic, Richard Hyunho Im (@richeeta) with Route Zero Security

VoiceOver
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th 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: This issue was addressed by restricting options offered on a locked device.
CVE-2024-44261: Braylon (@softwarescool)

WebKit
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later
Impact: Processing maliciously crafted web content may prevent Content Security Policy from being enforced
Description: The issue was addressed with improved checks.
WebKit Bugzilla: 278765
CVE-2024-44296: Narendra Bhati, Manager of Cyber Security at Suma Soft Pvt. Ltd, Pune (India)

WebKit
Available for: iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th 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 memory corruption issue was addressed with improved input validation.
WebKit Bugzilla: 279780
CVE-2024-44244: an anonymous researcher, Q1IQ (@q1iqF) and P1umer (@p1umer)