CVE-2023-41976: Use After Free

Published Oct 25, 2023
·
Updated

A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 17.1 and iPadOS 17.1, watchOS 10.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Sonoma 14.1, Safari 17.1, tvOS 17.1. Processing web content may lead to arbitrary code execution.

Other sources

Automation. The issue was addressed with improved checks.

— Apple

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

Credit

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

Affected Software

16 affected componentsFixes available
Apple macOS Sonoma<14.1
14.1
Apple tvOS<17.1
17.1
Apple WatchOS<10.1
10.1
Apple Safari<17.1
17.1
Apple iOS<17.1
17.1
Apple iPadOS<17.1
17.1
Apple iOS<16.7.2
16.7.2
Apple iPadOS<16.7.2
16.7.2
Apple Safari<17.1
Apple iPadOS<16.7.2
Apple iPadOS>=17.0<17.1
Apple iPhone OS<16.7.2
Apple iPhone OS>=17.0<17.1
Apple macOS>=14.0<14.1
Apple tvOS<17.1
Apple WatchOS<10.1

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 CVE-2023-41976?

CVE-2023-41976 is a use-after-free issue in WebKit that can lead to arbitrary code execution.

2

Who is affected by CVE-2023-41976?

Users of Apple macOS Sonoma 14.1, iOS versions up to 16.7.2, iPadOS versions up to 16.7.2, Safari 17.1, tvOS 17.1, watchOS 10.1, iOS 17.1, and iPadOS 17.1 are affected by CVE-2023-41976.

3

How can I fix CVE-2023-41976?

To fix CVE-2023-41976, update your Apple devices to iOS 17.1 and iPadOS 17.1, watchOS 10.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Sonoma 14.1, Safari 17.1, or tvOS 17.1.

4

What is the severity of CVE-2023-41976?

The severity of CVE-2023-41976 is not specified.

5

Where can I find more information about CVE-2023-41976?

You can find more information about CVE-2023-41976 on the Apple support website.

Company

Resources

Contact

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CVE-2023-41976 - Use After Free - SecAlerts