USN-3856-1

Chris Marchesi discovered that BlueZ incorrectly handled disabling Bluetooth visibility. A remote attacker could possibly pair to devices, contrary to expectations. This update adds a workaround to GNOME Bluetooth to fix the issue.

References

Affected packages

Ubuntu:18.04:LTS / gnome-bluetooth

Package

Name: gnome-bluetooth
Purl: pkg:deb/ubuntu/gnome-bluetooth@3.28.0-2ubuntu0.1?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

3.28.0-2ubuntu0.1

Affected versions

3.*

3.26.1-1

3.26.1-2

3.26.1-3

3.27.90-1

3.28.0-1

3.28.0-2

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "gir1.2-gnomebluetooth-1.0",
            "binary_version": "3.28.0-2ubuntu0.1"
        },
        {
            "binary_name": "gnome-bluetooth",
            "binary_version": "3.28.0-2ubuntu0.1"
        },
        {
            "binary_name": "gnome-bluetooth-dbgsym",
            "binary_version": "3.28.0-2ubuntu0.1"
        },
        {
            "binary_name": "libgnome-bluetooth-dev",
            "binary_version": "3.28.0-2ubuntu0.1"
        },
        {
            "binary_name": "libgnome-bluetooth13",
            "binary_version": "3.28.0-2ubuntu0.1"
        },
        {
            "binary_name": "libgnome-bluetooth13-dbgsym",
            "binary_version": "3.28.0-2ubuntu0.1"
        }
    ]
}