CVE-2023-27955: Use After Free

Published Mar 27, 2023
·
Updated

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

Other sources

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

— Apple

AMD. The issue was addressed with improved bounds checks.

— Apple

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

— Apple

Apple Neural Engine. An out-of-bounds write issue was addressed with improved bounds checking.

— Apple

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

— Apple

Credit

JeongOhKyea, Mickey Jin@@patch1t, Brandon Dalton@@partyD0lphin(Red Canary), Csaba Fitzl@@theevilbit(Offensive Security), Rıza Sabuncu@@rizasabuncu, Tingting Yin(Tsinghua University), Aleksandar Nikolic(Cisco Talos), an anonymous researcher, Ye Zhang@@VAR10CK(Baidu Security), ryuzaki, Murray Mike, Arsenii Kostromin (0x3c3e), Félix Poulin-Bélanger, David Pan Ogea, Xinru Chi(Pangu Lab), Ned Williamson(Google Project Zero), Pan ZhenPeng(STAR Labs SG Pte), Zweig(Kunlun Lab), Joshua Jones, Zhuowei Zhang, Adam M., Guilherme Rambo(Best Buddy Apps), CVE-2023-0433, CVE-2023-0512, Wojciech Reguła@@_r3ggi(SecuRing), sqrtpwn, Mickey Jin@@patch1t(FFRI Security Inc), Koh M. Nakagawa(FFRI Security Inc), (Offensive Security), Yiğit Can YILMAZ@@yilmazcanyigit, Jubaer Alnazi Jabin(TRS Group Of Companies), Wenchao Li(Alibaba Group), Xiaolong Bai(Alibaba Group), Mohamed GHANNAM@@_simo36, Antonio Zekic@@antoniozekic, John Aakerblom@@jaakerblom, Itay Iellin(General Motors Product Cyber Security), Etienne Charron(Renault), Khadim Dieng(Renault), Jianjun Dai(360 Vulnerability Research Institute), Guang Gong(360 Vulnerability Research Institute), Jubaer Alnazi(TRS Group of Companies), Meysam Firouzi@@R00tkitSMM(Mbition Mercedes), jzhu(Trend Micro Zero Day Initiative), Pan ZhenPeng@@Peterpan0927(STAR Labs SG Pte), Zechao Cai@@Zech4o(Zhejiang University), Adam Doupé(ASU SEFCOM), an anonymous researcher(Red Canary), Milan Tenk(F), (F), Arthur Valiev(F), Abhay Kailasia@@abhay_kailasia(Lakshmi Narain College Of Technology Bhopal), developStorm, Anton Spivak, (Alibaba Group), Xin Huang@@11iaxH, Gertjan Franken(imec), KU Leuven, hazbinhotel(Trend Micro Zero Day Initiative), Hyeon Park@@tree_segment(Team ApplePIE), Georgy Kucherin@@kucher1n(Kaspersky), Leonid Bezvershenko@@bzvr_(Kaspersky), Boris Larin@@oct0xor(Kaspersky), (Kaspersky), Valentin Pashkov(Kaspersky), Anonymous(Trend Micro Zero Day Initiative), Dohyun Lee@@l33d0hyun(SSD Labs), crixer@@pwning_me(SSD Labs), Mohamed GHANNAM, Mohamed Ghannam@@_simo36, ABC Research s.r.o., Chan Shue Long(Offensive Security), Junoh Lee at Theori, CVE-2022-43551, CVE-2022-43552, Mikko Kenttälä )@@Turmio_(SensorFu), Khiem Tran, Masahiro Kawada@@kawakatz(GMO Cybersecurity by Ierae), CVE-2023-0049, CVE-2023-0051, CVE-2023-0054, CVE-2023-0288

Affected Software

12 affected componentsFixes available
Apple macOS Big Sur<11.7.5
11.7.5
tvOS<16.4
16.4
macOS<12.6.4
12.6.4
macOS Ventura<13.3
13.3
Apple Ipad Os<16.4
iPhone OS<16.4
macOS>=11.0<11.7.5
macOS>=12.0<12.6.4
macOS>=13.0<13.3
Apple iOS and iPadOS<16.4
16.4
Apple iOS, iPadOS, and macOS<16.4
16.4
Apple iOS, iPadOS, and macOS<16.4

Event History

Mar 27, 2023
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
May 8, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Data Sourced
08:15 PM
Description

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-2023-27955?

CVE-2023-27955 is a vulnerability in ColorSync that allows an app to read arbitrary files.

2

What is the severity of CVE-2023-27955?

CVE-2023-27955 has a severity rating of medium (5.5).

3

How is CVE-2023-27955 fixed?

CVE-2023-27955 is fixed in various versions of macOS Ventura, iOS, iPadOS, macOS Monterey, tvOS, and macOS Big Sur. Please refer to Apple's support page for specific versions and details.

4

Which Apple products are affected by CVE-2023-27955?

CVE-2023-27955 affects Apple tvOS, iOS, iPadOS, macOS, macOS Big Sur, macOS Ventura, and macOS Monterey. Please refer to Apple's support page for specific versions affected.

5

Where can I find more information about CVE-2023-27955?

You can find more information about CVE-2023-27955 on Apple's support page. The links are: [1](https://support.apple.com/en-us/HT213675), [2](https://support.apple.com/en-us/HT213670), [3](https://support.apple.com/en-us/HT213676).

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