CVE-2023-27936: Input Validation

Published Mar 27, 2023
·
Updated

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

Credit

Tingting Yin(Tsinghua University), Mickey Jin@@patch1t, Brandon Dalton@@partyD0lphin(Red Canary), Csaba Fitzl@@theevilbit(Offensive Security), Rıza Sabuncu@@rizasabuncu, JeongOhKyea, 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, 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), Wojciech Reguła@@_r3ggi(SecuRing), Mohamed GHANNAM@@_simo36, Antonio Zekic@@antoniozekic, John Aakerblom@@jaakerblom, ABC Research s.r.o., Mohamed Ghannam@@_simo36, Chan Shue Long(Offensive Security), Junoh Lee at Theori, CVE-2022-43551, CVE-2022-43552, Mikko Kenttälä )@@Turmio_(SensorFu), Jubaer Alnazi(TRS Group of Companies), jzhu(Trend Micro Zero Day Initiative), Meysam Firouzi@@R00tkitSMM(Mbition Mercedes), Pan ZhenPeng@@Peterpan0927(STAR Labs SG Pte), Adam Doupé(ASU SEFCOM), an anonymous researcher(Red Canary), Milan Tenk(F), (F), Arthur Valiev(F), developStorm, Khiem Tran, Masahiro Kawada@@kawakatz(GMO Cybersecurity by Ierae), (Alibaba Group), Xin Huang@@11iaxH, CVE-2023-0049, CVE-2023-0051, CVE-2023-0054, CVE-2023-0288, Gertjan Franken(imec), KU Leuven, hazbinhotel(Trend Micro Zero Day Initiative), 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)

Affected Software

10 affected componentsFixes available
Apple macOS Big Sur<11.7.5
11.7.5
macOS<12.6.4
12.6.4
macOS Ventura<13.3
13.3
Apple iOS and iPadOS<15.7.4
15.7.4
Apple iOS, iPadOS, and macOS<15.7.4
15.7.4
Apple iOS, iPadOS, and macOS<15.7.4
iPhone OS<15.7.4
macOS<11.7.5
macOS>=12.0<12.6.4
macOS>=13.0<13.3

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
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Frequently Asked Questions

1

What is CVE-2023-27936?

CVE-2023-27936 is an out-of-bounds write vulnerability in CommCenter that has been fixed with improved input validation.

2

How does CVE-2023-27936 affect Apple devices?

CVE-2023-27936 affects macOS Ventura 13.3, iOS 15.7.4, iPadOS 15.7.4, macOS Monterey 12.6.4, and macOS Big Sur 11.7.5.

3

What is the severity of CVE-2023-27936?

The severity of CVE-2023-27936 is high, with a CVSS score of 7.8.

4

How can I fix CVE-2023-27936?

To fix CVE-2023-27936, update your Apple devices to the following versions: macOS Ventura 13.3, iOS 15.7.4, iPadOS 15.7.4, macOS Monterey 12.6.4, or macOS Big Sur 11.7.5.

5

What are some references for CVE-2023-27936?

You can find more information about CVE-2023-27936 on the following references: [Apple Support - HT213675](https://support.apple.com/en-us/HT213675), [Apple Support - HT213673](https://support.apple.com/en-us/HT213673), [Apple Support - HT213670](https://support.apple.com/en-us/HT213670).

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