CVE-2025-43532: Input Validation

Published Dec 12, 2025
·
Updated

A memory corruption issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Sequoia 15.7.3, macOS Sonoma 14.8.3, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing malicious data may lead to unexpected app termination.

Other sources

App Store. A permissions issue was addressed with additional restrictions.

— Apple

AppleJPEG. The issue was addressed with improved bounds checks.

— Apple

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

— Apple

AppleMobileFileIntegrity. A permissions issue was addressed with additional restrictions.

— Apple

AppleMobileFileIntegrity. The issue was addressed by adding additional logic.

— Apple

Credit

Michael Reeves@@IntegralPilot, an anonymous researcher, Jex Amro, Wojciech Regula(SecuRing), Riley Walz, CVE-2024-7264, CVE-2025-9086, Noah Gregory (wts.dev), Andrew Calvano(Meta Product Security), Lucas Pinheiro(Meta Product Security), Andreas Jaegersberger & Ro Achterberg(Nosebeard Labs), Kaitao Xie(Alibaba Group), Xiaolong Bai(Alibaba Group), CVE-2025-5918, Rosyna Keller(Totally Not Malicious Software), Haoling Zhou(SecLab of The Ohio State University), Shixuan Zhao@@NSKernel(SecLab of The Ohio State University), Chao Wang@@evi0s(SecLab of The Ohio State University), Zhiqiang Lin(SecLab of The Ohio State University), Iván Savransky, Mickey Jin@@patch1t, Amy@@asentientbot, Gergely Kalman@@gergely_kalman, Kay Belardinelli (Harvard University), Claudio Bozzato(Cisco Talos), Francesco Benvenuto(Cisco Talos), Yiğit Ocak, Duy Trần@@khanhduytran0, Google Threat Analysis Group, Phil Pizlo(Epic Games), Apple, Google Big Sleep, Hossein Lotfi@@hosselot(Trend Micro Zero Day Initiative), Nan Wang@@eternalsakura13, floeki(IES Red Team of ByteDance), Zhongcheng Li(IES Red Team of ByteDance), an anonymous researcher(Technische Hochschule Ingolstadt), Michael Schmutzer(Technische Hochschule Ingolstadt), Bing Shi(Alibaba Group), Wenchao Li(Alibaba Group), (Indiana University Bloomington), Luyi Xing(Indiana University Bloomington), 이동하 (Lee Dong Ha(BoB 14th), Kirin@@Pwnrin, Sumanth Rao(UC San Diego), Ye Shu(UC San Diego), Stefan Savage(UC San Diego), Aaron Schulman(UC San Diego), Geoffrey M. Voelker(UC San Diego), Enze Liu (Carnegie Mellon University), Andrei Simion, piffz, Daniel Nurkin, Al Sadman Awal, Mohamed Hamdadou & Mahran Alhazmi, Hichem Maloufi, Christian Mina, Gerson Aldaz, qwerty j0y & Ricardo Garcia, Dorian Del Valle, iG0x72(XiguaSec), JJ(XiguaSec), Lehan Dilusha Jayasinghe, Ron Elemans, Kirin@@Pwnrin(Fudan University), LFY@@secsys(Fudan University), Csaba Fitzl@@theevilbit(Iru), Kenneth Chew, Atul R V, @@retsew0x01, Morris Richman@@morrisinlife

Affected Software

12 affected componentsFixes available
Apple tvOS<26.2
26.2
Apple iOS<18.7.3
18.7.3
Apple iPadOS<18.7.3
18.7.3
Apple macOS Tahoe<26.2
26.2
Apple macOS Sonoma<14.8.3
14.8.3
Apple iOS<26.2
26.2
Apple iPadOS<26.2
26.2
Apple WatchOS<26.2
26.2
Apple visionOS<26.2
26.2
Apple macOS Sequoia<15.7.3
15.7.3
Apple macOS<14.8.3
Apple macOS>=15.0<15.7.3

Event History

Dec 12, 2025
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
Affected Software
CVE Published
via MITRE·08:56 PM
Data Sourced
via MITRE·08:56 PM
DescriptionWeakness
Data Sourced
via NVD·09:15 PM
DescriptionSeverityWeaknessAffected Software

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 severity of CVE-2025-43532?

The severity of CVE-2025-43532 is classified as high due to the potential impact on user permissions.

2

How do I fix CVE-2025-43532?

To fix CVE-2025-43532, update your affected Apple devices to the latest version available, such as iOS 18.7.3 or macOS 14.8.3.

3

What products are affected by CVE-2025-43532?

CVE-2025-43532 affects various Apple products including iOS, iPadOS, macOS, and watchOS, particularly versions prior to their respective latest updates.

4

What is the cause of CVE-2025-43532?

CVE-2025-43532 is caused by a permissions issue that allows for possible exploitation, which has been addressed with additional restrictions.

5

Has CVE-2025-43532 been addressed in recent updates?

Yes, CVE-2025-43532 has been addressed with security updates in the latest versions of affected Apple platforms.

Company

Resources

Contact

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