CVE-2023-42892: Use After Free

Published Dec 11, 2023
·
Updated

A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Ventura 13.6.3, macOS Sonoma 14.2, macOS Monterey 12.7.2. A local attacker may be able to elevate their privileges.

Other sources

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

— Apple

Accessibility. This issue was addressed with improved state management.

— Apple

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

— Apple

AppleEvents. This issue was addressed with improved redaction of sensitive information.

— Apple

AppleGraphicsControl. Multiple memory corruption issues were addressed with improved input validation.

— Apple

Credit

Anthony Cruz Tyrant Corp@@App, Mickey Jin@@patch1t, an anonymous researcher, Marc Newlin(SkySafe), Koh M. Nakagawa@@tsunek0h, CVE-2023-38545, CVE-2023-38039, CVE-2023-38546, Yann GASCUEL(Alter Solutions), Wojciech Regula(SecuRing), Zhenjiang Zhao(Pangu Team), Qianxin, Junsung Lee, Meysam Firouzi@@R00tkitSMM, Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), Pan ZhenPeng@@Peterpan0927(STAR Labs SG Pte), Eloi Benoist-Vanderbeken@@elvanderb(Synacktiv), CVE-2023-42893, CVE-2023-3618, CVE-2020-19185, CVE-2020-19186, CVE-2020-19187, CVE-2020-19188, CVE-2020-19189, CVE-2020-19190, Ron Masas(BreakPoint), Csaba Fitzl@@theevilbit(OffSec), Csaba Fitzl@@theevilbit(Offensive Security), Arsenii Kostromin (0x3c3e), Mattie Behrens, Joshua Jewett@@JoshJewett33, Zhongquan Li@@Guluisacat, Zhongquan Li@@Guluisacat(Dawn Security Lab of JingDong), CVE-2023-5344, Pwn2car, Zoom Offensive Security Team, Nan Wang@@eternalsakura13(360 Vulnerability Research Institute), rushikesh nandedkar, SungKwon Lee (Demon.Team), Noah Roskin-Frazee, Pr, Ivan Fratric(Google Project Zero), (Trend Micro Zero Day Initiative), Don Clarke, Kirin@@Pwnrin, Jewel Lambert, Yiğit Can YILMAZ@@yilmazcanyigit(Offensive Security), (Offensive Security), Yiğit Can YILMAZ@@yilmazcanyigit, Zhipeng Huo@@R3dF09(Tencent Security Xuanwu Lab), Apple

Affected Software

6 affected componentsFixes available
Apple macOS<14.2
14.2
macOS<12.7.2
12.7.2
macOS Ventura<13.6.3
13.6.3
macOS>=12.0<12.7.2
macOS>=13.0<13.6.3
macOS>=14.0<14.2

Event History

Dec 11, 2023
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
Updated
via Apple·12:00 AM
DescriptionAffected Software
Mar 28, 2024
CVE Published
via MITRE·03:39 PM
Data Sourced
via MITRE·03:39 PM
DescriptionWeakness
Data Sourced
via NVD·04:15 PM
DescriptionSeverityWeaknessAffected Software

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 the severity of CVE-2023-42892?

CVE-2023-42892 has a medium severity rating due to its potential impact on privilege escalation.

2

How do I fix CVE-2023-42892?

To fix CVE-2023-42892, update to macOS Ventura 13.6.3, macOS Sonoma 14.2, or macOS Monterey 12.7.2.

3

What type of vulnerability is CVE-2023-42892?

CVE-2023-42892 is classified as a use-after-free vulnerability.

4

Who is affected by CVE-2023-42892?

CVE-2023-42892 affects users of macOS versions 12.0 to 12.7.2, 13.0 to 13.6.3, and 14.0 to 14.2.

5

What does CVE-2023-42892 exploit?

CVE-2023-42892 exploits improved memory management to potentially elevate privileges for local attackers.

Company

Resources

Contact

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