CVE-2023-32397: Buffer Overflow

Published May 18, 2023
·
Updated

A logic issue was addressed with improved state management. This issue is fixed in iOS 15.7.6 and iPadOS 15.7.6, macOS Big Sur 11.7.7, macOS Monterey 12.6.6, macOS Ventura 13.4. An app may be able to modify protected parts of the file system.

Other sources

Accessibility. A privacy issue was addressed with improved private data redaction for log entries.

— Apple

Accessibility. This issue was addressed with improved checks.

— Apple

Accounts. A permissions issue was addressed with improved redaction of sensitive information.

— Apple

AMD. A buffer overflow issue was addressed with improved memory handling.

— Apple

AppleMobileFileIntegrity. This issue was addressed by forcing hardened runtime on the affected binaries at the system level.

— Apple

Credit

Arsenii Kostromin (0x3c3e), James Duffy (mangoSecure), Kirin@@Pwnrin, Wenchao Li(Alibaba Group), Xiaolong Bai(Alibaba Group), Mickey Jin@@patch1t(Tencent Security Xuanwu Lab), Zhipeng Huo@@R3dF09(Tencent Security Xuanwu Lab), an anonymous researcher, Khiem Tran, Gergely Kalman@@gergely_kalman(SecuRing), (SecuRing), Wojciech Reguła(SecuRing), Yiğit Can YILMAZ@@yilmazcanyigit, CVE-2023-22809, Satish Panduranga, Ivan Fratric(Google Project Zero), Adam M., Wojciech Regula(SecuRing), Ignacio Sanmillan@@ulexec, Clément Lecigne(Google's Threat Analysis Group), Donncha Ó Cearbhaill(Amnesty International), Pan ZhenPeng@@Peterpan0927(STAR Labs SG Pte), Gerhard Muth, Dimitrios Tatsis(Cisco Talos), Mickey Jin@@patch1t, Zitong Wu (吴梓桐)(Zhuhai No), Meysam Firouzi@@R00tkitSMM(Mbition Mercedes), Meysam Firouzi@@R00tkitsmm(Trend Micro Zero Day Initiative), hou xuewei vmk msu@@p1ay8y3ar, CertiK SkyFall Team(Pinauten GmbH), Linus Henze(Pinauten GmbH), 08Tc3wBB(Jamf), Adam Doupé(ASU SEFCOM), Eloi Benoist-Vanderbeken@@elvanderb(Synacktiv), Wojciech Reguła@@_r3ggi(SecuRing), OSS-Fuzz(Google Project Zero), Ned Williamson(Google Project Zero), Jonathan Bar Or(Microsoft), Anurag Bohra(Microsoft), (Microsoft), Michael Pearse(Microsoft), Thijs Alkemade@@xnyhps(Computest Sector 7), Gergely Kalman@@gergely_kalman, Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), Thijs Alkemade(Computest Sector 7), Jonathan Fritz, Julian Szulc, Holger Fuhrmannek(Deutsche Telekom Security GmbH on behalf of BSI), Yiğit Can YILMAZ@@yilmazcanyigit(FFRI Security Inc), Koh M. Nakagawa(FFRI Security Inc), Kirin@@Pwnrin(Offensive Security), Jeff Johnson (underpassapp.com)(Offensive Security), (Offensive Security), Csaba Fitzl@@theevilbit(Offensive Security), Sergii Kryvoblotskyi(MacPaw Inc), ABC Research s.r.o.

Affected Software

10 affected componentsFixes available
Apple macOS Big Sur<11.7.7
11.7.7
macOS<12.6.6
12.6.6
macOS Ventura<13.4
13.4
Apple iOS and iPadOS<15.7.6
15.7.6
Apple iOS, iPadOS, and macOS<15.7.6
15.7.6
Apple iOS, iPadOS, and macOS<15.7.6
iPhone OS<15.7.6
macOS>=11.0<11.7.7
macOS>=12.0<12.6.6
macOS>=13.0<13.4

Event History

May 18, 2023
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
Description
Jun 23, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness

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 CVE-2023-32397?

CVE-2023-32397 is a vulnerability in iOS, iPadOS, macOS Big Sur, macOS Monterey, and macOS Ventura that allows an app to modify protected parts of the file system.

2

How severe is CVE-2023-32397?

CVE-2023-32397 has a severity score of 7.5, indicating a high severity.

3

Which software versions are affected by CVE-2023-32397?

CVE-2023-32397 affects iOS versions up to but excluding 15.7.6, iPadOS versions up to but excluding 15.7.6, macOS Big Sur versions up to but excluding 11.7.7, macOS Monterey versions up to but excluding 12.6.6, and macOS Ventura versions up to but excluding 13.4.

4

How can I fix CVE-2023-32397?

To fix CVE-2023-32397, update to iOS 15.7.6 or later, iPadOS 15.7.6 or later, macOS Big Sur 11.7.7 or later, macOS Monterey 12.6.6 or later, or macOS Ventura 13.4 or later.

5

Where can I find more information about CVE-2023-32397?

You can find more information about CVE-2023-32397 on the Apple support website: [link](https://support.apple.com/en-us/HT213758) [link](https://support.apple.com/en-us/HT213759) [link](https://support.apple.com/en-us/HT213760).

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