1. Ubuntu Security Notices
  2. USN-7222-1

USN-7222-1: BlueZ vulnerabilities

Publication date

22 January 2025

Overview

BlueZ could be made to run programs as an administrator if it connected to a malicious Bluetooth device.

Releases

Packages

  • bluez - Bluetooth tools and daemons

Details

Lucas Leong discovered that BlueZ incorrectly handled the Phone Book Access
profile. If a user were tricked into connecting to a malicious Bluetooth
device, a remote attacker could possibly use this issue to execute
arbitrary code.

Lucas Leong discovered that BlueZ incorrectly handled the Phone Book Access
profile. If a user were tricked into connecting to a malicious Bluetooth
device, a remote attacker could possibly use this issue to execute
arbitrary code.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
22.04 jammy bluez –  5.64-0ubuntu1.4
libbluetooth3 –  5.64-0ubuntu1.4
20.04 focal bluez –  5.53-0ubuntu3.9
libbluetooth3 –  5.53-0ubuntu3.9

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References

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