CVE-2026-65407: Use After Free

Published Jul 27, 2026
·
Updated

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 26.6 and iPadOS 26.6, iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.6, macOS Tahoe 26.7, tvOS 26.6, tvOS 27, visionOS 26.6, visionOS 27, watchOS 26.6, watchOS 27. An app may be able to cause unexpected system termination.

Other sources

Accelerate Framework. An out-of-bounds write issue was addressed with improved bounds checking.

— Apple

Accessibility. A privacy issue was addressed with improved handling of user preferences.

— Apple

Accessibility. This issue was addressed through improved state management.

— Apple

Accessibility. This issue was addressed with improved data protection.

— Apple

Accounts Framework. This issue was addressed with improved data protection.

— Apple

Credit

Jorge Welch@@jorgwelch, Rosyna Keller(Totally Not Malicious Software), Rahul Raj, 章鱼哥.com@@aipyaipy, Chris Bailey - Short Circuit, N.M.Praveen Nawarathne@@zblockrat, Stuart Wallace, Dun, Vladislav Shevchenko (Positive Technologies), an anonymous researcher, tamdao, Franco Belman at Blackwing Intelligence, Irvin Wang(cyberplanet), Peter Malone(cyberplanet), Nicolas Rabrenovic(cyberplanet), Rishabh Jain (rjcyber)(cyberplanet), Seonung Park, ALTV!ST (altvi.st/), David Strnadel, YingQi Shi@@Mas0nShi(DBAppSecurity's WeBin lab), Rodolphe Brunetti@@eisw0lf(Lupus Nova), Anton Pakhunov, Rodolphe BRUNETTI@@eisw0lf(Lupus Nova), Daniel Febrero, Daniel Williams, Arni Hardarson (Neonix Security), Anonymous(TrendAI Zero Day Initiative), ret2happy, Mathis Mansière, James Duffy@@0x4A616D657344, Nathaniel Oh@@calysteon, CVE-2026-3784, CVE-2026-3783, Niels Hofmans, Huỳnh Tấn Ngàn, Manuel Fernandez (Stackhopper Security), Ilya Andr (andrd3v)(Positive Technologies), Stanislav Jelezoglo, Redon Gashi, Surya Kushwaha, Peter Malone, Dave G., Michael DePlante@@izobashi(TrendAI Zero Day Initiative), Arni Hardarson, Jonathan Alush-Aben, 진규정 (Gyujeong Jin, @@G1uN4sh, PETOWORKS의 Bugeun Choi@@Bugeun, Geonha Lee@@leegn4a, 이재영, Billy Jheng Bing Jhong(STAR Labs SG Pte), Pan Zhenpeng@@Peterpan0927(STAR Labs SG Pte), Ashish Kunwar, Hiroki Imai (LAC Co., Ltd.), hxr1, Ashish Kunwar(MurphySec), f0r(MurphySec), Feng Xue(ThreatBook), XGPT(ThreatBook), Mahmoud Abdelmoniem, Wang Yu, Lyutoon, DARKNAVY@@DarkNavyOrg, Fábio Luís@@scanpt, Nicolas Rabrenovic, Pasquale Scola(STAR Labs SG Pte), Gor Aleksanyan, impost0r (ret2plt)(Appknox), Ruslan Dautov(Appknox), Aleksandr Tarasikov(Appknox), jay(Appknox), Dhiyanesh Selvaraj@@redroot97(Appknox), Vinay Kumar Rasala (Xplo8E)(Appknox), Lyutoon(STAR Labs SG Pte), DongJun Kim (smlijun) with UIUC(STAR Labs SG Pte), Hwiwon Lee (hwiwonl) with UIUC(STAR Labs SG Pte), Jongseong Kim (nevul37) with UIUC(STAR Labs SG Pte), Younggi Park (grill66) with UIUC(STAR Labs SG Pte), Peter Malone(STAR Labs SG Pte), an anonymous researcher(STAR Labs SG Pte), Hari Shanmugam (The Hxr1)(STAR Labs SG Pte), Marco Grassi, Daniele Castronovo, Michal Kosiorek, Josh Maine(Calif), Ruslan Dautov(Baidu Security), 재영 정(Baidu Security), (Rao Ali Nawaz)@@rootxran(Baidu Security), Chanwit Muenprakoddee (ChemIndy)(Baidu Security), an anonymous researcher(Baidu Security), Ye Zhang@@VAR10CK(Baidu Security), Franco Belman at Blackwing Intelligence(Calif), Christian Figueroa(Calif), Johnny Franks@@0xjohnny(Calif), Ashmit Sharma & Atul RV(Calif), Peter Malone(Calif), Muhamad Syaiful(Calif), Muneeb Amin Bhat(Calif), Dhiyanesh Selvaraj@@redroot97(Calif), Ali Marzouq(Calif), Bountyy Oy - Mihalis Haatainen(Calif), Huy Nguyen@@34306(Calif), Eddy Tsalolikhin, beist(ASU SEFCOM), Adam Doupé(ASU SEFCOM), Dun(STAR Labs SG Pte), Johnny Franks@@0xjohnny, Somair Ansar(Calif), Asjid Kalam@@odinshell, Abhijeet Singh (linkedin.com/in/abhiunix/), Omar Cerrito, Ryan Hileman via Xint Code (xint.io), Jian Zhou, Ye Zhang, Lukas Gerlach, YingMuo@@YingMuo(DEVCORE Research Team), Tristan Rousseau, Dun(DARKNAVY), deepsec@@DarkNavyOrg(DARKNAVY), CVE-2026-4424, Daisuke Hatakeyama Research)@@SYZD, Richard Zana(Nosebeard Labs), Andreas Jaegersberger & Ro Achterberg(Nosebeard Labs), stratan@@5tratan, wh0am1i, Koh M. Nakagawa@@tsunek0h(FFRI Security Inc), Francisco Knabe, 彦辰, Nik Tsytsarkin, RedRays Security Team, Morris Richman@@morrisinlife, Asaf Cohen, Gongyu Ma@@Mezone0, Kwak Kiyong, Song Nuri, Kagami Rosylight(Mozilla), Luke Francis(Z), Francisco Alonso@@revskills(Z), Shubham Chaskar(Z), Jiyong Yang@@Sy2n0(Z), 杉山 壮太(Z), lattice(Z), Behzad Najjarpour Jabbari@@_G4ru_(Z), Junyeong Lee(Z), Mooth.ai(Z), OGINOME Tomohito(Z), Using GLM(Z), Gia Bui@@yabeow(Calif), Milad Nasr, Nicholas Carlini with Claude, Anthropic, Heiko Kiesel(SEEMOO), TU Darmstadt, Brian Carpenter, OGINOME Tomohito, Shaheen Fazim, Rajdip Dey Sarkar, HvxyZLF, impost0r (ret2plt), Hyunwoo Kim@@v4bel, Vladislav Shevchenko (Positive Technologies)(Baidu Security), Tristan Madani@@TristanInSec(Talence Security), dr3dd, Gurpreet Shergill, Merrick Hare, Drinor Selmanaj (Sentry), Khai Tran, John Lussier, Rhyru9, Utkarsh Pal(Almamater Technologies), stratan@@5tratan(Almamater Technologies), Josef Korbel (Citadelo)(Talence Security), Narendra Singh@@_3P1C, CVE-2026-43709, Юлия Мерцалова, Tommy DeVoss@@thedawgyg(Braze Security Team), Nan Wang@@eternalsakura13, Luke Francis, Soyeon Park(DEVCORE Research Team), Amy Burnett(DEVCORE Research Team), Khai Tran(DEVCORE Research Team), sherkito(DEVCORE Research Team), Kota Toda(DEVCORE Research Team), HexRabbit@@h3xr4bb1t(DEVCORE Research Team), NiNi@@terrynini38514(DEVCORE Research Team), Utkarsh Pal, Ignacio Sanmillan@@ulexec, Kwak Kiyong(Talence Security), Song nuri(Talence Security), Mateusz Krzywicki (iVerify.io)(Braze Security Team), dr3dd(Braze Security Team), Jody Ritonga, Muhamad Syaiful, Behzad Najjarpour Jabbari@@_G4ru_, OpenAI Codex Security - Amy Burnett, Aaron Grattafiori - NVIDIA AI Red Team, Vitaly Simonovich, Christian Meurer Xavier, Josef Korbel, Idan Masas, CVE-2026-28979, Tien-Chih Lin(CyCraft Technology), Soyeon Park, Amy Burnett, Adam Franke(CyStack), Ashish Kunwar(CyStack), Trung Nguyen@@everping(CyStack), Bartlomiej Dmitruk(striga), Stanislaw Strzalkowski(isec), Pinak Oza, Robert Mindo, Irvin Wang, David Ige - Beryllium Security, lokerxx(Economics), Narendra Singh@@_3P1C(Economics), Lyutoon(Economics), Jordy Zomer@@pwningsystems(Economics), Richard Zana(Economics), Aswin Kumar Gokulakannan(Economics), George Stergiopoulos(Economics), InfoSec lab(Economics), Athens University(Economics), Business, Greece, Pavan Nallamothu, Jared Reyes, Richard Zana, Gergely Kalman@@gergely_kalman, Csaba Fitzl@@theevilbit(Iru), Kraken Cryptocurrency Exchange(Nosebeard Labs), Matthew Schneider, Dallas Dubs(Nosebeard Labs), Aaron Grattafiori - NVIDIA AI Red Team(Nosebeard Labs), XBreach.ai(Nosebeard Labs), Yongyue WANG AKA Brian.W(OKX security), Roman Zabicki(Nosebeard Labs), Katika Mohaseen(Nosebeard Labs), an anonymous researcher(Nosebeard Labs), Lance Cain - Offensive Security Engineer, SpecterOps Inc., Mahmoud Abdelmoniem(DBAppSecurity's WeBin lab), Kujtim Kryeziu(DBAppSecurity's WeBin lab), 이재영(Nosebeard Labs), Ilya Andr (andrd3v)(Nosebeard Labs), beist, Gil Portnoy & Henry, Anthony Laou Hine Tsuei@@anarcheuz, Ayaan Ahmad, erdene-och Byambabayar, Alexandre Soleiman, Alexander Tarasikov, Ruslan Dautov, Atul R V & Ashmit Sharma, Hcamael, 章鱼哥 （aipyaipy.com）@@aipy, Aswin Kumar Gokulakannan, Surya Narayan Kushwaha, Cem Onat Karagun, Alfredo Pesoli@@__rev(Bynar), Igor Ushakov, Wang Yu(STAR Labs SG Pte), Ji'an Zhou, Mingxuan Yang, Calif Research, Ernesto Martínez García, Amy (amys.website), He Wei (ギカク)(aipyaipy), 章鱼哥@@aipy(aipyaipy), Jex Amro, yk lin@@pixiepointsec, Robert Tran, Mickey Jin@@patch1t, Matej Moravec@@MacejkoMoravec, Aethel-Systems(Chongqing Telecom), Chanwit Muenprakoddee (ChemIndy)(Chongqing Telecom), 九宫格(Chongqing Telecom), Narcis Oliveras Fontàs, Sindre Sorhus, Zachary Neal(Stripe), Hcamael(Stripe), 章鱼哥 (aipyaipy.com)@@aipy(Stripe), JC Alvarado(Stripe), Jacob Hazak, @@pixiepointsec, Ilya Andr (andrd3v), Junming C.(Chapoly1305), wdszzml, Atuin Automated Vulnerability Discovery Engine, Bob Gendler(the National Institute of Standards), Technology, Vivek Dhar, ASI (RM) in Border Security Force, FTR HQ BSF Kashmir, He Wei (ギカク)(Cisco Talos), Claudio Bozzato(Cisco Talos), Francesco Benvenuto(Cisco Talos), Kitten Food, Calif.io in collaboration with Claude, Anthropic Research, Tien-Chih Lin, Bruce Dang(Calif), Stuart Wallace(Totally Not Malicious Software), Ilya Andr (andrd3v)(Totally Not Malicious Software), CJ Vana, Jian Lee@@speedyfriend433, Zhongcheng Li (CK01), Prashan Samarathunge, Mustafa Calap@@ordinal0, dbg.re), Meta Red Team X - Nik Tsytsarkin, Zhongcheng Li(IES Red Team), CVE-2026-65414, jioundai, Heiner Gerdes, Pasquale Scola, Dawuge(Shuffle Team), Meta Product Security, James Gill @infosec.exchange)@@jjtech, Jiyong Yang, Vishal Patidar, Roman Zabicki, Justin O'Leary@@olearysec(olearysec), Chanwit Muenprakoddee (ChemIndy), f00l@@PPPF00L, 3ndy1@@_3ndy1, Minghao Lin@@Y1nkoc, 云散花折, Arjanit Isufi, Mihalis Haatainen, Ari Hawking, Seiji Sakurai@@HeapSmasher, genter0(Calif), Svetoslav Stolarov(Calif), Bhaswanth Chigurupati, R4mbb(KRsecurity), Fábio Luís@@scanpt(STAR Labs SG Pte), Richard Zana(STAR Labs SG Pte), Ashish Kunwar(Positive Technologies), Mikhail Lozhnikov(Positive Technologies), Bhaswanth Chigurupati(STAR Labs SG Pte), OpenAI, Hüseyin Kabasakal@@HuseyinK01, Myeonghun Pak, Alan Banderas@@creeper4004, Hoffcona(IES Red Team), Issa Sancho, Dhiyanesh Selvaraj@@redroot97, Filip Olszak, Owen Pawling@@owenpawling, Gongyu Ma (twitter@@Mezone0, Constantin Clerc(Calif), Shad J(Calif), huami1314@@huamidev(Calif), Zeyang Li&Yuxiang Wang(Chongqing Telecom), Souta Sugiyama, Henock Habte, Viggo Lekdorf, Hossein Lotfi@@hosselot(TrendAI Zero Day Initiative), 杉山 壮太, Shubham Chaskar, Dung Do@@_piers2(Calif), Junhyuk Im(S2W Inc), Seungyun Lee(S2W Inc), Mohit Negi, Myungyong Lee, Kwak Kiyong@@Pwnkai23, Jakob Pammer, Drin Raci(sentry), Arni Hardarson (Neonix Security)(Appknox), Dem0ns (@天府简易信工作室), Abdelhak Kherroubi, Jasminder Pal Singh, Lehan Dilusha Jayasingha (Sri Lanka), Abodi Dawoud, Alexandre Borges, Tuan D. Hoang, Hazem Issa, Yongdae Kim @ KAIST SysSec Lab, Yongdae Kim @ SysSec, KAIST, Beomseok Oh@@KAIST, Yongdae Kim@@KAIST, Sindre Sorhus(Positive Technologies), Siyeong kim, AL Najafi, flower xu, Adriatik Raci, Daisuke Hatakeyama, Ryohei Ueki Research)@@SYZD, Junyeong Lee (jylab.github.io), Aditya Kumar, John Nzyuko Uvyu, Geoffrey Lovelace, Luke Symons, Mateusz Jurczyk(Google Project Zero), Varik Matevosyan, Bernhard Jackiewicz, Tristan Brennan, Matthew Zamat, Yiğit Can YILMAZ@@yilmazcanyigit, Hongsik Kim (mnur), Bálint Magyar (balintmagyar.com), Meshaal@@unrealmesh, Abodi Dawoud(van Dijk), Merrick Hare(van Dijk), Roel(van Dijk), Jonghoon Han (Aegis)(Shuffle Team), bubu(Shuffle Team), 이재영(Shuffle Team), Tae Woo Kim(Shuffle Team), Abhay Kailasia@@abhay_kailasia(Safran Mumbai India), Armend Gashi, Ujjwal Reddy Kalvolu Sreenivasa Reddy, Johan Wahyudi, Lehan Dilusha Jayasingha, Jérôme Djouder, Seung Je Seong(Positive Technologies), Kirin@@Pwnrin, Bedran Karakoc(Ruhr University Bochum), Tobias Funke(Ruhr University Bochum), Jacopo Clark(Ruhr University Bochum), Katharina Kohls(Ruhr University Bochum), Aaron Schlitt@@aaron_sfn(Hasso Plattner Institute), Cybersecurity - Mobile & Wireless, Jacob Prezant (prezant.us), Tomi Garcia (archyxsec), Kwak Kiyong / kakaogames, Yusuf Kelany, Nick Cook, Sentry Flag, D4rthL, Ahmed Alwardani, Mohamad Dawoud / Abodi Dawoud, Mr.Gedik@@h4ck2s3c, Mr.Gedik@@h4ck2s3c(Turkish Technology), Kun Peeks@@SwayZGl1tZyyy, Oren Yomtov, Marc Newlin(SkySafe), Sanny Mitra(Cystack), Sihyun Roh (Compsec(Cystack), SNU)(Cystack), ngockhanh(Cystack), Ataberk Yavuzer, 정우 하@@0xfa11babe, Surej Sekhar, Suresh Sundaram, Hari Shanmugam (The Hxr1), Ryan Hughes, Kujtim Kryeziu (Sentry), Joseph Shamoon, Meshaal @ Darkcov, 章鱼哥 (aipyaipy.com）@@aipy, instantraaamen (github.com/instantraaamen) Contact: masa.shiramizu.com@@gmail, 章鱼哥 (aipyaipy.com)@@aipy, Thiago Mayllart, Manish Bhatt, Amazon Leo Security, Yurii Bakurov, Ron Masas(BreakPoint), Andrey Chernykh, Redon Gashi(Sentry), Jonathan Bar Or@@yo_yo_yo_jbo, Arni Hardarson (Neonix Security)(Talence Security), 정우 하, Meta Red Team X, James Young, genter0, Abhijeet Singh (www.linkedin.com/in/abhiunix/), Stuart Thomas, Mohamed Wedatalla, Adrián Díaz Aguilar, Shuiliang Xie, Dave G.(supernetworks), Alex Radocea(supernetworks), Dmytro Merkulov, silo, Kenneth Chew, Dora Orak, Arbuckle@@Ethan, @@leptos_null, Kieran Klukas (taciturnaxolotl), Liu Xue & 九宫格(Chongqing Telecom), @@08Tc3wBB(Jamf), Alfredo Pesoli via Bynario Atlas (bynar.io)@@__rev, Jaeho Nam(SNU CSE MMLAB), Jungbum Lee(SNU CSE MMLAB), Sangwi Kang(SNU CSE MMLAB), Hyeonguk Ko(SNU CSE MMLAB), Taekyoung Kwon(SNU CSE MMLAB), Ricardo Prado, Jakob Pammer(Calif), 재영 정(Calif), 재영 정(ThreatBook), Jay Patel, 재영 정, 糖豆爸爸(@晴天组织), Paul Montgomery@@nullevent, Meridian Miftari, Zhongquan Li@@Guluisacat, Mickey Jin@@patch1t(Iru), Rohit Chatterjee(Iru), Zhongquan Li@@Guluisacat(Iru), Lance Cain - Senior Consultant at SpecterOps Inc.(Iru), an anonymous researcher(Iru), Rodolphe Brunetti@@eisw0lf(Iru), Ryan Dowd@@_rdowd(Iru), Isaiah Ryan Ehlert (isaiahehlert.com)@@icloud(Iru), Charlie Weiss, Noah Gregory (wts.dev), Joshua Jewett@@JoshJewett33, Tomi (tk0) Koski@@tomikoski, Kraken Cryptocurrency Exchange, HE WEI（ギカク）(Calif), Joseph Semaan(Calif), bubu(Calif), Omar Cerrito(Calif), HE WEI (ギカク)(Calif), Roman Zabicki(Calif), Richard Zana(Calif), Chris Bailey - Short Circuit(Calif), Aswin Kumar Gokulakannan(Calif), Surya Narayan Kushwaha(Calif), OSORI, Janggoon Lee(Out of Bounds), wwwlk, Charles Kern, Seonwook Kim, lattice, Thomas Guillem, Josef Korbel (Citadelo), Gandalf4a(PKU), 이재영(Positive Technologies), Jakob Pammer(Positive Technologies), huami1314@@huamidev, Niels Hofmans(sentry), Manish Bhatt(Nosebeard Labs), Amazon Leo Security(Nosebeard Labs), Nathaniel Oh@@calysteon(Nosebeard Labs), Jonathan Bar Or@@yo_yo_yo_jbo(ThreatBook), Peter Malone(ThreatBook), He Wei（ギカク)(Calif), Pan ZhenPeng@@Peterpan0927(STAR Labs SG Pte)

Affected Software

20 affected componentsFixes available
Apple tvOS<27
27
Apple WatchOS<27
27
Apple iOS<27
27
Apple iPadOS<27
27
Apple macOS Golden Gate<27
27
Apple visionOS<27
27
Apple iOS<26.7
26.7
Apple iPadOS<26.7
26.7
Apple macOS Tahoe<26.7
26.7
Apple macOS Sequoia<15.8
15.8
Apple WatchOS<26.6
26.6
Apple tvOS<26.6
26.6
Apple visionOS<26.6
26.6
Apple iPadOS<26.6
Apple iPhone OS<26.6
Apple macOS>=15.0<15.8
Apple macOS>=26.0<26.6
Apple tvOS<26.6
Apple visionOS<26.6
Apple WatchOS<26.6

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 26.6
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 27
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 26.7
  4. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 15.8
  5. Upgrade

    Upgrade Apple iOS, iPadOS, macOS Tahoe, tvOS, visionOS, and watchOS to a version that resolves this vulnerability.

    Fixed in 26.6
  6. Upgrade

    Upgrade Apple iOS, iPadOS, macOS Tahoe, tvOS, visionOS, and watchOS to a version that resolves this vulnerability.

    Fixed in 26.7
  7. Upgrade

    Upgrade Apple iOS, iPadOS, tvOS, visionOS, watchOS, and macOS Golden Gate to a version that resolves this vulnerability.

    Fixed in 27
  8. Upgrade

    Upgrade Apple macOS Sequoia to a version that resolves this vulnerability.

    Fixed in 15.8

Event History

Jul 27, 2026
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Sep 14, 2026
CVE Published
via MITRE·08:47 PM
Data Sourced
via MITRE·08:47 PM
DescriptionWeakness
Data Sourced
via NVD·09:17 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

Which platforms have fixes available?

Fixes are available in iOS and iPadOS 26.6, 26.7, and 27; macOS Sequoia 15.8; macOS Tahoe 26.6 and 26.7; macOS Golden Gate 27; tvOS 26.6 and 27; visionOS 26.6 and 27; and watchOS 26.6 and 27.

2

What is the practical impact described for application users?

The advisory states that an app may be able to cause unexpected system termination. It also identifies memory-safety issues including a use-after-free and an out-of-bounds write.

3

What should organizations do if they cannot patch every device immediately?

Prioritize deployment of the listed fixed operating-system releases across managed iPhone, iPad, Mac, Apple TV, Apple Watch, and Apple Vision devices. The provided information does not describe an alternative mitigation or configuration change.

Company

Resources

Contact

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