Out-of-Bounds Read Vulnerability in Bluetooth Module

platform/packages/modules/Bluetooth Updated 02 Oct 2025

Summary

01/12/2023

Disclosed on

CVE-2023-45775

CVE

Yes i

Fix available

High

Severity

Not published

CVSS Score

CVE-2023-45775: In CreateAudioBroadcast of broadcaster.cc, there is a possible out of bounds write due to a missing bounds check. Affects platform/packages/modules/Bluetooth across 2 version ranges.

>= 14:0, < 14:2023-12-01 >= 14-next:0, < 14-next:2023-12-01

Fixed in 14-next:2023-12-01. How to fix ↓

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Background

The Bluetooth module in the Android platform is responsible for handling Bluetooth communication and functionality. It allows devices to connect and exchange data wirelessly. The module is a critical component for various applications and services that rely on Bluetooth technology. However, a vulnerability has been identified in the module that could potentially lead to a local escalation of privilege.

Vulnerability Detail

The vulnerability exists in the CreateAudioBroadcast function of the LeAudioBroadcasterImpl class in the Bluetooth module. Due to a missing bounds check, an out-of-bounds read can occur, resulting in potential memory corruption. This vulnerability can be exploited locally without requiring any additional execution privileges. If successfully exploited, an attacker could gain elevated privileges on the affected device. No user interaction is necessary for the exploitation of this vulnerability.

How To Fix

Minimum fixed version

14-next:2023-12-01

This is the first release that contains the fix.

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Workaround

There is no known workaround for this vulnerability at the moment. It is recommended to apply the official fix provided by the Android platform.

Conclusion

The identified vulnerability in the Bluetooth module could potentially lead to a local escalation of privilege. It is crucial to update the module to the latest version that includes the fix to mitigate this vulnerability. Regularly updating the Android platform is also recommended to ensure the application of the latest security patches. For further support on vulnerability remediation, you can contact DevNack.com.

See every vulnerability recorded for platform/packages/modules/Bluetooth →