CVE-2025-43391: Use After Free

Published Nov 3, 2025
·
Updated

A privacy issue was addressed with improved handling of temporary files. This issue is fixed in iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1. An app may be able to access sensitive user data.

Other sources

Accessibility. A permissions issue was addressed with additional restrictions.

— Apple

Admin Framework. A logic issue was addressed with improved checks.

— Apple

Admin Framework. The issue was addressed with improved checks.

— Apple

App Store. A logging issue was addressed with improved data redaction.

— Apple

Apple Account. A privacy issue was addressed with improved checks.

— Apple

Credit

Ryan Dowd@@_rdowd, Csaba Fitzl@@theevilbit(Kandji), Nolan Astrein(Kandji), Mickey Jin@@patch1t, Gergely Kalman@@gergely_kalman, an anonymous researcher, Joseph Ravichandran@@0xjprx(MIT CSAIL), Dave G. (supernetworks.org), JZ, Zhongcheng Li(IES Red Team of ByteDance), Michael Reeves@@IntegralPilot, Duy Trần@@khanhduytran0, Morris Richman@@morrisinlife, Hikerell (Loadshine Lab), 이동하 (Lee Dong Ha(BoB 14th), wac(Trend Micro Zero Day Initiative), Hossein Lotfi@@hosselot(Trend Micro Zero Day Initiative), Adwiteeya Agrawal, Rodolphe BRUNETTI@@eisw0lf(Lupus Nova), pattern-f@@pattern_F_, Ferdous Saljooki@@malwarezoo(Jamf), Murray Mike, Cristian Dinca (icmd.tech), Apple, Dave G.(supernetworks), Alex Radocea(supernetworks), Romain Lebesle(Khatima), Himanshu Bharti@@Xpl0itme(Khatima), Taavi Eomäe(Zone Media), Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), BynarIO AI (bynar.io), Kirin@@Pwnrin, Atul R V, Asaf Cohen, CVE-2024-43398, CVE-2024-49761, CVE-2025-6442, Vivek Dhar, ASI (RM) in Border Security Force, FTR HQ BSF Kashmir, Nikolai Skliarenko(Trend Micro Zero Day Initiative), Kirin@@Pwnrin(Microsoft), Jonathan Bar Or@@yo_yo_yo_jbo(Microsoft), Wang Yu(Cyberserval), Dennis Briner, Wojciech Regula(SecuRing), Kirin@@Pwnrin(Fudan University), LFY@@secsys(Fudan University), Lukaah Marlowe, iisBuri, Rosyna Keller(Totally Not Malicious Software), Google Threat Analysis Group, KPC(Cisco Talos), @@RenwaX23, Stanislav Jelezoglo, Joshua Thomas, Dalibor Milanovic, Isaiah Wan, Will Caine, Thomas Salomon, Sufiyan Gouri (TU Darmstadt), Phil Scott & Richard Hyunho Im (@richeeta)@@MrPeriPeri, Mark Bowers, Joey Hewitt, Dylan Rollins, Arthur Baudoin, Andr.Ess, Mikael Kinnman, Aleksejs Popovs, Phil Beauvoir, Google Big Sleep, Gary Kwong, rheza@@ginggilBesel, Justin Cohen(Google), Nan Wang@@eternalsakura13, rheza@@ginggilBesel(Trend Micro Zero Day Initiative), shandikri(Trend Micro Zero Day Initiative), Gary Kwong(Trend Micro Zero Day Initiative), Lehan Dilusha Jayasinghe, Tom Van Goethem, Ron Masas(BreakPoint), Pinak Oza, 이동하 (Lee Dong Ha)(SSA Lab), Alexia Wilson(Microsoft), Christine Fossaceca(Microsoft), CVE-2025-6965, Kenneth Chew, Rodolphe Brunetti@@eisw0lf(Lupus Nova), @@EthanArbuckle, Doug Hogan, Zhongquan Li@@Guluisacat, an anonymous researcher(Microsoft), Amy@@asentientbot, CVE-2025-32462, CVE-2025-53906, @@cloudlldb

Affected Software

9 affected componentsFixes available
Apple macOS Tahoe<26.1
26.1
Apple macOS Sequoia<15.7.2
15.7.2
Apple macOS Sonoma<14.8.2
14.8.2
Apple iOS<26.1
26.1
Apple iPadOS<26.1
26.1
Apple iPadOS<26.1
Apple iPhone OS<26.1
Apple macOS>=14.0<14.8.2
Apple macOS>=15.0<15.7.2

Event History

Nov 3, 2025
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
Description
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
WeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionAffected Software
Updated
via Apple·12:00 AM
Affected Software
Nov 4, 2025
CVE Published
via MITRE·01:17 AM
Data Sourced
via MITRE·01:17 AM
DescriptionWeakness
Data Sourced
via NVD·02:15 AM
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-2025-43391?

CVE-2025-43391 is considered a medium-level privacy issue due to improper handling of temporary files.

2

How do I fix CVE-2025-43391?

To fix CVE-2025-43391, update your device to iOS 26.1, iPadOS 26.1, macOS Sonoma 14.8.2, or macOS Sequoia 15.7.2.

3

What types of devices are affected by CVE-2025-43391?

CVE-2025-43391 affects iOS, iPadOS, and macOS devices, specifically versions prior to the updates mentioned.

4

What could happen if I don’t address CVE-2025-43391?

If unaddressed, CVE-2025-43391 may allow apps to gain unauthorized access to sensitive user data.

5

Is there a workaround for CVE-2025-43391 until I can update?

There are no specific workarounds for CVE-2025-43391; updating to the latest version is recommended.

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