high
8.8
CWE
416
Advisory Published
CVE Published
Updated

CVE-2023-41976: Use After Free

First published: Wed 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.

Credit: product-security@apple.com Bistrit Dahal CVE-2023-42946 Cristian Dinca Computer ScienceRomania 이준성(Junsung Lee) Cross Republic이준성(Junsung Lee) Pedro Ribeiro @pedrib1337 Agile Information SecurityVitor Pedreira @0xvhp_ Agile Information SecurityTalal Haj Bakry Mysk IncTommy Mysk @mysk_co Mysk IncMingxuan Yang @PPPF00L 360 Vulnerability Research Institute 360 Vulnerability Research Institutehappybabywu 360 Vulnerability Research InstituteGuang Gong 360 Vulnerability Research InstituteYiğit Can YILMAZ @yilmazcanyigit Kirin @Pwnrin SecuRingWojciech Regula SecuRing Computer ScienceJZ Linus Henze Pinauten GmbHMickey Jin @patch1t Grzegorz Riegel Adam M. Csaba Fitzl @theevilbit Offensive SecurityMichael (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 IndiaPeter Nguyễn Vũ Hoàng @peternguyen14 STAR Labs SG PteTomi Tokics @tomitokics iTomsn0wZhipeng Huo @R3dF09 Tencent Security Xuanwu LabNoah Roskin-Frazee Pr

Affected SoftwareAffected VersionHow to fix
Apple macOS<14.1
14.1
tvOS<17.1
17.1
Apple iOS, iPadOS, and watchOS<10.1
10.1
Safari<17.1
17.1
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
Safari<17.1
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>=14.0<14.1
tvOS<17.1
Apple iOS, iPadOS, and watchOS<10.1

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2023-41976?

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

  • 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.

  • 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.

  • What is the severity of CVE-2023-41976?

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

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

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

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