CVE-2023-32734: Buffer Overflow

Published Jul 24, 2023
·
Updated

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

Other sources

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

— Apple

AMD. A race condition was addressed with improved state handling.

— Apple

Apple Neural Engine. The issue was addressed with improved memory handling.

— Apple

AppleMobileFileIntegrity. A downgrade issue affecting Intel-based Mac computers was addressed with additional code-signing restrictions.

— Apple

AppSandbox. A logic issue was addressed with improved restrictions.

— Apple

Credit

Pan ZhenPeng@@Peterpan0927(STAR Labs SG Pte), Peter Nguyễn Vũ Hoàng@@peternguyen14(STAR Labs SG Pte), an anonymous researcher, Certik Skyfall Team, Nick Brook, Kirin@@Pwnrin, pattern-f@@pattern_F_(Ant Security Light), Mohamed GHANNAM@@_simo36, Wojciech Regula(SecuRing), Kirin@@Pwnrin(SecuRing), (SecuRing), found by OSS-Fuzz, Zweig(Kunlun Lab), 香农的三蹦子(Pangu Lab), Valentin Pashkov(Kaspersky), Mikhail Vinogradov(Kaspersky), Georgy Kucherin@@kucher1n(Kaspersky), Leonid Bezvershenko@@bzvr_(Kaspersky), (Kaspersky), Boris Larin@@oct0xor(Kaspersky), Kaitao Xie(Alibaba Group), Xiaolong Bai(Alibaba Group), Certik Skyfall Team(Ant Security Light), Sei K., Zhipeng Huo@@R3dF09(Tencent Security Xuanwu Lab), Noah Roskin-Frazee, Thijs Alkemade(Computest Sector 7), Adam M., Johan Carlsson (joaxcar), Hritvik Taneja, Jason Kim, Jie Jeff Xu, Stephan van Schaik, Daniel Genkin, Yuval Yarom, Narendra Bhati (twitter.com/imnarendrabhati)(Suma Soft Pvt), Pune - India(TU Wien), Valentino Dalla Valle(TU Wien), Pedro Bernardo(TU Wien), Marco Squarcina(TU Wien), (TU Wien), Lorenzo Veronese(TU Wien), Pune - India, Yuhao Hu, Jiming Wang, Jikai Ren, Anonymous(Trend Micro Zero Day Initiative), Francisco Alonso@@revskills, Junsung Lee, 이준성(Junsung Lee)(Cross Republic), Apple, YeongHyeon Choi@@hyeon101010, Mickey Jin@@patch1t, Gergely Kalman@@gergely_kalman, Erhad Husovic, CVE-2023-28319, CVE-2023-28320, CVE-2023-28321, CVE-2023-28322, Bool(YunShangHuaAn), Arsenii Kostromin (0x3c3e), Taavi Eomäe(Zone Media O), Mickey Jin@@patch1t(Trend Micro Zero Day Initiative), (Trend Micro Zero Day Initiative), Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), CVE-2023-1916, Jonathan Bar Or(Microsoft), Emanuele Cozzi(Microsoft), (Microsoft), Michael Pearse(Microsoft), Csaba Fitzl@@theevilbit(Offensive Security), Sandipan Roy, James Duffy (mangoSecure), Michael Cowell, David Hoyt(Hoyt LLC), Wenchao Li(Hangzhou Orange Shield Information Technology Co), Xiaolong Bai(Hangzhou Orange Shield Information Technology Co), Ltd., CVE-2023-1801, Matthew Loewen, CVE-2023-2426, CVE-2023-2609, CVE-2023-2610, Yiğit Can YILMAZ@@yilmazcanyigit, Pr, Yishu Wang, ABC Research s.r.o.

Affected Software

10 affected componentsFixes available
Apple tvOS<16.6
16.6
Apple WatchOS<9.6
9.6
Apple macOS Ventura<13.5
13.5
Apple iOS<16.6
16.6
Apple iPadOS<16.6
16.6
Apple iPadOS<16.6
Apple iPhone OS<16.6
Apple macOS>=13.0<13.5
Apple tvOS<16.6
Apple WatchOS<9.6

Event History

Jul 24, 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
Jul 27, 2023
CVE Published
via MITRE·12:22 AM
Data Sourced
via MITRE·12:22 AM
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-2023-32734?

CVE-2023-32734 is a vulnerability in the Kernel that allows an app to execute arbitrary code with kernel privileges.

2

How is CVE-2023-32734 fixed?

CVE-2023-32734 is fixed in iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Ventura 13.5, and watchOS 9.6 with improved memory handling.

3

What is the severity of CVE-2023-32734?

CVE-2023-32734 has a severity rating of 7.8 (high).

4

Which software versions are affected by CVE-2023-32734?

CVE-2023-32734 affects Apple iOS up to version 16.6, Apple iPadOS up to version 16.6, Apple tvOS up to version 16.6, Apple macOS Ventura up to version 13.5, and Apple watchOS up to version 9.6.

5

Where can I find more information about CVE-2023-32734?

You can find more information about CVE-2023-32734 on the Apple support website at the following links: [Link 1](https://support.apple.com/en-us/HT213848), [Link 2](https://support.apple.com/en-us/HT213846), [Link 3](https://support.apple.com/en-us/HT213843).

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