CVE-2025-43321: Buffer Overflow
Published Sep 15, 2025
·Updated
AirPort. A permissions issue was addressed with additional restrictions.
Credit
ABC Research s.r.o., Mickey Jin@@patch1t, Csaba Fitzl@@theevilbit(Kandji), Nolan Astrein(Kandji), Zhongquan Li@@Guluisacat, Bilal Siddiqui, @@zlluny(Trend Zero Day Initiative), an anonymous researcher, Wang Yu(Cyberserval), Keisuke Hosoda, Viktor Oreshkin, Nathaniel Oh@@calysteon, Hikerell (Loadshine Lab), Rodolphe Brunetti@@eisw0lf(Lupus Nova), Dawuge(Shuffle Team), LFY@@secsys(Fudan University), CVE-2025-40909, CVE-2024-27280, Ye Zhang(Baidu Security), pattern-f@@pattern_F_, @@zlluny, 정답이 아닌 해답, Noah Gregory (wts.dev), Justin Elliot Fu, Rodolphe BRUNETTI@@eisw0lf(Lupus Nova), Google's Threat Analysis Group, Seo Hyun-gyu@@wh1te4ever, Minghao Lin@@Y1nKoc, 风 (binaryfmyy), BochengXiang@@Crispr, YingQi Shi@@Mas0nShi, Dora Orak, Mickey Jin@@patch1t(Fudan University), Kirin@@Pwnrin(Fudan University), Zhongcheng Li(IES Red Team of ByteDance), Kirin@@Pwnrin(Computer Science), Cristian Dinca(Computer Science), Romania, Kirin@@Pwnrin, Mickey Jin@@patch1t(Cisco Talos), Kirin@@Pwnrin(Cisco Talos), Claudio Bozzato(Cisco Talos), Francesco Benvenuto(Cisco Talos), Hossein Lotfi@@hosselot(Trend Micro Zero Day Initiative), Michael Reeves@@IntegralPilot, Rosyna Keller(Totally Not Malicious Software), Guilherme Rambo(Best Buddy Apps), Yinyi Wu@@_3ndy1(Dawn Security Lab of JD), @@zlluny(Trend Micro Zero Day Initiative), 이동하 (Lee Dong Ha)(SSA Lab), Shantanu Thakur, Anonymous(Trend Micro Zero Day Initiative), Yiğit Can YILMAZ@@yilmazcanyigit, Ye Zhang@@VAR10CK(Baidu Security), Gergely Kalman@@gergely_kalman, KPC(Cisco Talos), @@RenwaX23, CVE-2025-6965, JZ, Luke Roberts@@rookuu, Ferdous Saljooki@@malwarezoo(Jamf), Pyrophoria(GrapheneOS), an anonymous researcher(GrapheneOS), James J Kalafus, Michel Migdal, ken super, Jaydev Ahire, Big Bear, Ignacio Sanmillan@@ulexec, Mike Cardwell(grepular), Bob Lord, Pawel Wylecial(REDTEAM)
Affected Software
5 affected componentsFixes available
Apple macOS Tahoe<26
26
Apple macOS Sonoma<14.8
14.8
Apple macOS Sequoia<15.7
15.7
Apple macOS>=14.0<14.8
Apple macOS>=15.0<15.7
Event History
Sep 15, 2025
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
Affected Software
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
CVE Published
via MITRE·10:34 PM
Data Sourced
via MITRE·10:34 PM
DescriptionWeakness
Data Sourced
via NVD·11:15 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-43321?
CVE-2025-43321 is classified as a moderate severity vulnerability due to its potential to be exploited through permissions issues and buffer overflows.
2
How do I fix CVE-2025-43321?
To mitigate CVE-2025-43321, users should update their affected macOS systems to the latest available versions as recommended by Apple.
3
Which systems are affected by CVE-2025-43321?
CVE-2025-43321 affects Apple macOS Tahoe, macOS Sonoma, and macOS Sequoia up to specific versions.
4
What issues does CVE-2025-43321 address?
CVE-2025-43321 addresses a permissions issue and a buffer overflow vulnerability by implementing additional restrictions and improved bounds checking.
5
Is there a workaround for CVE-2025-43321?
There is no official workaround for CVE-2025-43321; updating to the latest version is the recommended approach.