[USN-3413-1] BlueZ vulnerability

[Steve Beattie]

==========================================================================
Ubuntu Security Notice USN-3413-1
September 12, 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 versions:

Ubuntu 17.04:
  bluez                           5.43-0ubuntu1.1
  libbluetooth3                   5.43-0ubuntu1.1

Ubuntu 16.04 LTS:
  bluez                           5.37-0ubuntu5.1
  libbluetooth3                   5.37-0ubuntu5.1

Ubuntu 14.04 LTS:
  bluez                           4.101-0ubuntu13.3
  libbluetooth3                   4.101-0ubuntu13.3

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

References:
  https://www.ubuntu.com/usn/usn-3413-1
  CVE-2017-1000250

Package Information:
  https://launchpad.net/ubuntu/+source/bluez/5.43-0ubuntu1.1
  https://launchpad.net/ubuntu/+source/bluez/5.37-0ubuntu5.1
  https://launchpad.net/ubuntu/+source/bluez/4.101-0ubuntu13.3

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