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Published on June 7th, 2024 📆 | 5465 Views ⚑

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Ubuntu Security Notice USN-6809-1 – Torchsec


TTS

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Ubuntu Security Notice USN-6809-1
June 05, 2024

bluez vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in BlueZ.

Software Description:
- bluez: Bluetooth tools and daemons

Details:

It was discovered that BlueZ could be made to dereference invalid memory.
An attacker could possibly use this issue to cause a denial of service.
This issue only affected Ubuntu 22.04 LTS. (CVE-2022-3563)

It was discovered that BlueZ could be made to write out of bounds. If a
user were tricked into connecting to a malicious device, an attacker could
possibly use this issue to cause a denial of service or execute arbitrary
code. (CVE-2023-27349)





Update instructions:

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

Ubuntu 22.04 LTS
bluez 5.64-0ubuntu1.3
bluez-tests 5.64-0ubuntu1.3
libbluetooth3 5.64-0ubuntu1.3

Ubuntu 20.04 LTS
bluez 5.53-0ubuntu3.8
libbluetooth3 5.53-0ubuntu3.8

Ubuntu 18.04 LTS
bluez 5.48-0ubuntu3.9+esm2
Available with Ubuntu Pro
libbluetooth3 5.48-0ubuntu3.9+esm2
Available with Ubuntu Pro

Ubuntu 16.04 LTS
bluez 5.37-0ubuntu5.3+esm4
Available with Ubuntu Pro
libbluetooth3 5.37-0ubuntu5.3+esm4
Available with Ubuntu Pro

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

References:
https://ubuntu.com/security/notices/USN-6809-1
CVE-2022-3563, CVE-2023-27349

Package Information:
https://launchpad.net/ubuntu/+source/bluez/5.64-0ubuntu1.3
https://launchpad.net/ubuntu/+source/bluez/5.53-0ubuntu3.8

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