USN-7222-1: BlueZ vulnerabilities

22 January 2025

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

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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.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 22.04
Ubuntu 20.04

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

References

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Further reading