USN-3413-1: BlueZ vulnerability

Ubuntu Security Notice USN-3413-1

12th September, 2017

bluez vulnerability

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

• Ubuntu 17.04
• Ubuntu 16.04 LTS
• Ubuntu 14.04 LTS

Summary

BlueZ could be made to expose sensitive information over bluetooth.

Software description

• bluez - Bluetooth tools and daemons

Details

It was discovered that an information disclosure vulnerability existed
in the Service Discovery Protocol (SDP) implementation in BlueZ. A
physically proximate unauthenticated attacker could use this to
disclose sensitive information. (CVE-2017-1000250)

Update instructions

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

Ubuntu 17.04:

libbluetooth3 5.43-0ubuntu1.1

bluez 5.43-0ubuntu1.1

Ubuntu 16.04 LTS:

libbluetooth3 5.37-0ubuntu5.1

bluez 5.37-0ubuntu5.1

Ubuntu 14.04 LTS:

libbluetooth3 4.101-0ubuntu13.3

bluez 4.101-0ubuntu13.3

To update your system, please follow these instructions: http://ift.tt/17VXqjU.

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

References

CVE-2017-1000250

from Ubuntu Security Notices http://ift.tt/2w6e2Jt