[USN-3300-1] juju-core vulnerability

[Seth Arnold]

==========================================================================
Ubuntu Security Notice USN-3300-1
May 26, 2017

juju-core vulnerability
==========================================================================

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

- Ubuntu 17.04
- Ubuntu 16.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

The system could be made to run programs as an administrator.

Software Description:
- juju-core: next generation service orchestration system

Details:

Ryan Beisner discovered juju did not set permissions on a Unix domain
socket. A local attacker could use this flaw to gain administrative
privileges.

Update instructions:

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

Ubuntu 17.04:
  juju                            2.0.2-0ubuntu2.1
  juju-2.0                        2.0.2-0ubuntu2.1

Ubuntu 16.10:
  juju                            2.0.2-0ubuntu0.16.10.2
  juju-2.0                        2.0.2-0ubuntu0.16.10.2

Ubuntu 16.04 LTS:
  juju                            2.0.2-0ubuntu0.16.04.2
  juju-2.0                        2.0.2-0ubuntu0.16.04.2

Ubuntu 14.04 LTS:
  juju                            1.25.6-0ubuntu1.14.04.2
  juju-core                       1.25.6-0ubuntu1.14.04.2
  juju-local                      1.25.6-0ubuntu1.14.04.2
  juju-local-kvm                  1.25.6-0ubuntu1.14.04.2

After a standard system update you need to restart juju-core to make
all the necessary changes.

References:
  https://www.ubuntu.com/usn/usn-3300-1
  CVE-2017-9232

Package Information:
  https://launchpad.net/ubuntu/+source/juju-core/2.0.2-0ubuntu2.1
  https://launchpad.net/ubuntu/+source/juju-core/2.0.2-0ubuntu0.16.10.2
  https://launchpad.net/ubuntu/+source/juju-core/2.0.2-0ubuntu0.16.04.2
  https://launchpad.net/ubuntu/+source/juju-core/1.25.6-0ubuntu1.14.04.2

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