CVE-2023-40423: Buffer Overflow

Published Oct 25, 2023
·
Updated

Automation. The issue was addressed with improved checks.

Other sources

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

— Apple

Core Recents. The issue was resolved by sanitizing logging

— Apple

CoreAnimation. The issue was addressed with improved memory handling.

— Apple

FairPlay. The issue was addressed with improved bounds checks.

— Apple

Find My. A privacy issue was addressed with improved handling of files.

— Apple

Credit

an anonymous researcher, Adam M., JZ, Linus Henze(Pinauten GmbH), inooo, Mickey Jin@@patch1t, Grzegorz Riegel, Talal Haj Bakry(Mysk Inc), Tommy Mysk@@mysk_co(Mysk Inc), Mingxuan Yang@@PPPF00L(360 Vulnerability Research Institute), happybabywu(360 Vulnerability Research Institute), Guang Gong(360 Vulnerability Research Institute), (360 Vulnerability Research Institute), Alex Renda, Bistrit Dahal, Cristian Dinca(Computer Science), Romania, Claire Houston, 이준성(Junsung Lee)(Cross Republic), Pedro Ribeiro@@pedrib1337(Agile Information Security), Vitor Pedreira@@0xvhp_(Agile Information Security), 이준성(Junsung Lee), Kacper Kwapisz@@KKKas_, Adis Alic, Yiğit Can YILMAZ@@yilmazcanyigit, Sam Lakmaker, Kirin@@Pwnrin(SecuRing), Wojciech Regula(SecuRing), (Computer Science), CVE-2023-42946, Ting Ding, James Mancz, Omar Shibli, Lorenzo Cavallaro, Harry Lewandowski, Abhay Kailasia@@abhay_kailasia(Lakshmi Narain College Of Technology Bhopal India), Csaba Fitzl@@theevilbit(Offensive Security), Michael (Biscuit) Thomas - @social.lol@@biscuit, Peter Nguyễn Vũ Hoàng@@peternguyen14(STAR Labs SG Pte), Tomi Tokics@@tomitokics(iTomsn0w), CVE-2023-42823, Zhipeng Huo@@R3dF09(Tencent Security Xuanwu Lab), Noah Roskin-Frazee, Pr

Affected Software

14 affected componentsFixes available
Apple macOS<14.1
14.1
macOS<12.7.1
12.7.1
macOS Ventura<13.6.1
13.6.1
Apple iOS and iPadOS<17.1
17.1
Apple iOS, iPadOS, and macOS<17.1
17.1
Apple iOS and iPadOS<16.7.2
16.7.2
Apple iOS, iPadOS, and macOS<16.7.2
16.7.2
Apple iOS, iPadOS, and macOS<16.7.2
Apple iOS, iPadOS, and macOS>=17.0<17.1
iPhone OS<16.7.2
iPhone OS>=17.0<17.1
macOS>=12.0.0<12.7.1
macOS>=13.0<13.6.1
macOS>=14.0<14.1

Event History

Oct 25, 2023
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
CVE Published
via MITRE·06:32 PM
Data Sourced
via MITRE·06:32 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2023-40423.

2

What is the title of the vulnerability?

The title of the vulnerability is IOTextEncryptionFamily.

3

What is the fix for the vulnerability?

The vulnerability is fixed in iOS 17.1 and iPadOS 17.1, macOS Monterey 12.7.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Ventura 13.6.1, macOS Sonoma 14.1.

4

How can an app exploit this vulnerability?

An app may be able to execute arbitrary code with kernel privileges.

5

Where can I find more information about this vulnerability?

You can find more information about this vulnerability on the Apple support website: [https://support.apple.com/en-us/HT213981](https://support.apple.com/en-us/HT213981), [https://support.apple.com/en-us/HT213984](https://support.apple.com/en-us/HT213984), [https://support.apple.com/en-us/HT213985](https://support.apple.com/en-us/HT213985).

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