==========================================================================
Ubuntu Security Notice USN-7265-1
February 12, 2025

bluez vulnerabilities
==========================================================================

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

- Ubuntu 16.04 LTS

Summary:

BlueZ could be made to crash or run programs as your login if it received
specially crafted Bluetooth requests.

Software Description:
- bluez: Bluetooth tools and daemons

Details:

Julian Rauchberger discovered that BlueZ did not correctly handle certain
memory operations. An attacker could possibly use this issue to leak
sensitive information or execute arbitrary code.
(CVE-2019-8921, CVE-2019-8922)

Update instructions:

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

Ubuntu 16.04 LTS
  bluez                           5.37-0ubuntu5.3+esm5
                                  Available with Ubuntu Pro
  libbluetooth3                   5.37-0ubuntu5.3+esm5
                                  Available with Ubuntu Pro

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

References:
  https://ubuntu.com/security/notices/USN-7265-1
  CVE-2019-8921, CVE-2019-8922