CVE-2025-43436: Use After Free
Published Nov 3, 2025
·Updated
A permissions issue was addressed with additional restrictions. This issue is fixed in iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. An app may be able to enumerate a user's installed apps.
Credit
Ron Masas(BreakPoint), Pinak Oza, an anonymous researcher, Gergely Kalman@@gergely_kalman, Hikerell (Loadshine Lab), Zhongcheng Li(IES Red Team of ByteDance), Hossein Lotfi@@hosselot(Trend Micro Zero Day Initiative), iisBuri, Apple, Cristian Dinca (icmd.tech), Dave G.(supernetworks), Alex Radocea(supernetworks), Taavi Eomäe(Zone Media), Romain Lebesle(Khatima), Himanshu Bharti@@Xpl0itme(Khatima), Dalibor Milanovic, @@RenwaX23, Stanislav Jelezoglo, Aleksejs Popovs, Phil Beauvoir, Google Big Sleep, Nan Wang@@eternalsakura13, rheza@@ginggilBesel(Trend Micro Zero Day Initiative), shandikri(Trend Micro Zero Day Initiative), Gary Kwong(Trend Micro Zero Day Initiative), Justin Cohen(Google), Tom Van Goethem, JZ, Duy Trần@@khanhduytran0, pattern-f@@pattern_F_, Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), Kirin@@Pwnrin, Gary Kwong, rheza@@ginggilBesel, Ryan Dowd@@_rdowd, Mickey Jin@@patch1t, Joseph Ravichandran@@0xjprx(MIT CSAIL), Dave G. (supernetworks.org), Csaba Fitzl@@theevilbit(Kandji), Wojciech Regula(SecuRing), Kirin@@Pwnrin(Fudan University), LFY@@secsys(Fudan University), 이동하 (Lee Dong Ha(BoB 14th), wac(Trend Micro Zero Day Initiative), Adwiteeya Agrawal, Kenneth Chew, Rodolphe BRUNETTI@@eisw0lf(Lupus Nova), @@EthanArbuckle, Ferdous Saljooki@@malwarezoo(Jamf), Murray Mike, BynarIO AI (bynar.io), Google Threat Analysis Group, Doug Hogan, Asaf Cohen, KPC(Cisco Talos), CVE-2024-43398, CVE-2024-49761, CVE-2025-6442, Zhongquan Li@@Guluisacat, 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, Wang Yu(Cyberserval), @@cloudlldb, Morris Richman@@morrisinlife, Dennis Briner, Lukaah Marlowe, Rosyna Keller(Totally Not Malicious Software), Joshua Thomas, 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, Lehan Dilusha Jayasinghe
Affected Software
11 affected componentsFixes available
Apple WatchOS<26.1
26.1
Apple tvOS<26.1
26.1
Apple visionOS<26.1
26.1
Apple macOS Tahoe<26.1
26.1
Apple iOS<26.1
26.1
Apple iPadOS<26.1
26.1
Apple iPadOS<26.1
Apple iPhone OS<26.1
Apple tvOS<26.1
Apple visionOS<26.1
Apple WatchOS<26.1
Event History
Nov 3, 2025
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionAffected Software
Updated
via Apple·12:00 AM
Affected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
Description
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
Frequently Asked Questions
1
What is the severity of CVE-2025-43436?
CVE-2025-43436 is classified as a permissions issue that can lead to unauthorized app enumeration.
2
How do I fix CVE-2025-43436?
To fix CVE-2025-43436, update your device to watchOS 26.1, iOS 26.1, iPadOS 26.1, tvOS 26.1, or visionOS 26.1.
3
What systems are affected by CVE-2025-43436?
CVE-2025-43436 affects Apple products including iOS, iPadOS, watchOS, tvOS, and visionOS prior to version 26.1.
4
What type of vulnerability is CVE-2025-43436?
CVE-2025-43436 is a permissions issue that may allow apps to improperly access users' installed applications.
5
When was CVE-2025-43436 addressed?
CVE-2025-43436 was addressed in updates released on the same day for watchOS, iOS, iPadOS, tvOS, and visionOS.