USN-3300-1: juju-core vulnerability

Releases

• Ubuntu 17.04
• Ubuntu 16.10
• Ubuntu 16.04 ESM
• Ubuntu 14.04 ESM

Packages

• 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

• juju - 2.0.2-0ubuntu0.16.04.2
• juju-2.0 - 2.0.2-0ubuntu0.16.04.2

Ubuntu 14.04

• 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

• CVE-2017-9232