What is CVE-2023-40077?

CVE-2023-40077 is a vulnerability in multiple functions of MetaDataBase.cpp in Google Android that allows for a possible use-after-free write due to a race condition, potentially leading to remote escalation of privilege.

How severe is CVE-2023-40077?

CVE-2023-40077 has a severity rating of critical with a score of 9.

How does CVE-2023-40077 impact Google Android?

CVE-2023-40077 could lead to remote escalation of privilege in Google Android without requiring additional execution privileges or user interaction.

How can CVE-2023-40077 be exploited?

CVE-2023-40077 can be exploited by leveraging the use-after-free write vulnerability caused by the race condition in multiple functions of MetaDataBase.cpp.

Is there a fix for CVE-2023-40077?

Yes, a fix for CVE-2023-40077 is available. Please refer to the official Android Security Bulletin for more information.

Vulnerability/
CVE-2023-40077

critical

9.8

CWE

362

4/12/2023

26/8/2024

CVE-2023-40077: Race Condition

First published: Mon Dec 04 2023(Updated: )

In multiple functions of MetaDataBase.cpp, there is a possible UAF write due to a race condition. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Credit: security@android.com

Affected Software	Affected Version	How to fix
Google Android
	=11.0
	=12.0
	=12.1
	=13.0
	=14.0

Remedy

https://android.googlesource.com/platform/frameworks/av/+/58fd993a89a3a22fa5a4a1a4548125c6783ec80c

Remedy

https://source.android.com/security/bulletin/2023-12-01

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Reference Links

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

What is CVE-2023-40077?
CVE-2023-40077 is a vulnerability in multiple functions of MetaDataBase.cpp in Google Android that allows for a possible use-after-free write due to a race condition, potentially leading to remote escalation of privilege.
How severe is CVE-2023-40077?
CVE-2023-40077 has a severity rating of critical with a score of 9.
How does CVE-2023-40077 impact Google Android?
CVE-2023-40077 could lead to remote escalation of privilege in Google Android without requiring additional execution privileges or user interaction.
How can CVE-2023-40077 be exploited?
CVE-2023-40077 can be exploited by leveraging the use-after-free write vulnerability caused by the race condition in multiple functions of MetaDataBase.cpp.
Is there a fix for CVE-2023-40077?
Yes, a fix for CVE-2023-40077 is available. Please refer to the official Android Security Bulletin for more information.

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