CVE-2025-43506: Use After Free

Published Nov 3, 2025
·
Updated

A logic error was addressed with improved error handling. This issue is fixed in macOS Tahoe 26.1. iCloud Private Relay may not activate when more than one user is logged in at the same time.

Other sources

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

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

— Apple

Credit

Asaf Cohen, Ron Masas(BreakPoint), Pinak Oza, an anonymous researcher, Mickey Jin@@patch1t, Gergely Kalman@@gergely_kalman, Joseph Ravichandran@@0xjprx(MIT CSAIL), Dave G. (supernetworks.org), JZ, Zhongcheng Li(IES Red Team of ByteDance), Duy Trần@@khanhduytran0, Csaba Fitzl@@theevilbit(Kandji), Hikerell (Loadshine Lab), Wojciech Regula(SecuRing), Kirin@@Pwnrin(Fudan University), LFY@@secsys(Fudan University), 이동하 (Lee Dong Ha(BoB 14th), wac(Trend Micro Zero Day Initiative), Hossein Lotfi@@hosselot(Trend Micro Zero Day Initiative), Adwiteeya Agrawal, Kenneth Chew, Rodolphe Brunetti@@eisw0lf(Lupus Nova), Rodolphe BRUNETTI@@eisw0lf(Lupus Nova), @@EthanArbuckle, pattern-f@@pattern_F_, iisBuri, Ferdous Saljooki@@malwarezoo(Jamf), Murray Mike, Cristian Dinca (icmd.tech), Apple, Dave G.(supernetworks), Alex Radocea(supernetworks), Taavi Eomäe(Zone Media), Romain Lebesle(Khatima), Himanshu Bharti@@Xpl0itme(Khatima), Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), BynarIO AI (bynar.io), Google Threat Analysis Group, Doug Hogan, Kirin@@Pwnrin, KPC(Cisco Talos), CVE-2024-43398, CVE-2024-49761, CVE-2025-6442, @@RenwaX23, Zhongquan Li@@Guluisacat, Ryan Dowd@@_rdowd, Stanislav Jelezoglo, Vivek Dhar, ASI (RM) in Border Security Force, FTR HQ BSF Kashmir, Nikolai Skliarenko(Trend Micro Zero Day Initiative), an anonymous researcher(Microsoft), Kirin@@Pwnrin(Microsoft), Jonathan Bar Or@@yo_yo_yo_jbo(Microsoft), Amy@@asentientbot, CVE-2025-32462, CVE-2025-53906, 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), Tom Van Goethem, Wang Yu(Cyberserval), @@cloudlldb, Morris Richman@@morrisinlife

Affected Software

2 affected componentsFixes available
Apple macOS Tahoe<26.1
26.1
Apple macOS<26.1

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
Dec 12, 2025
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-2025-43506?

CVE-2025-43506 is categorized as a moderate severity vulnerability due to its potential impact on privacy and functionality.

2

How do I fix CVE-2025-43506?

To mitigate CVE-2025-43506, users should update their macOS Tahoe to version 26.1 or later.

3

What systems are affected by CVE-2025-43506?

CVE-2025-43506 affects Apple macOS Tahoe versions prior to 26.1.

4

What type of issue is CVE-2025-43506?

CVE-2025-43506 addresses a logic issue related to the Admin Framework and improved privacy checks.

5

Is there a specific update to install for CVE-2025-43506?

Yes, installing macOS Tahoe version 26.1 is necessary to resolve CVE-2025-43506.

Company

Resources

Contact

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