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Ubuntu Security Notice USN-3462-1

Ubuntu Security Notice USN-3462-1
Posted Oct 24, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3462-1 - Jan PokornA1/2 and Alain Moulle discovered that Pacemaker incorrectly handled the IPC interface. A local attacker could possibly use this issue to execute arbitrary code with root privileges. Alain Moulle discovered that Pacemaker incorrectly handled authentication. A remote attacker could possibly use this issue to shut down connections, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS. Various other issues were also addressed.

tags | advisory, remote, denial of service, arbitrary, local, root
systems | linux, ubuntu
advisories | CVE-2016-7035, CVE-2016-7797
MD5 | a5d252d4d1b9c6e38ac137a0ec0f33a1

Ubuntu Security Notice USN-3462-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-3462-1
October 24, 2017

pacemaker vulnerabilities
==========================================================================

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

- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in Pacemaker.

Software Description:
- pacemaker: Cluster resource manager

Details:

Jan PokornA1/2 and Alain Moulle discovered that Pacemaker incorrectly handled
the IPC interface. A local attacker could possibly use this issue to
execute arbitrary code with root privileges. (CVE-2016-7035)

Alain Moulle discovered that Pacemaker incorrectly handled authentication.
A remote attacker could possibly use this issue to shut down connections,
leading to a denial of service. This issue only affected Ubuntu 16.04 LTS.
(CVE-2016-7797)

Update instructions:

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

Ubuntu 16.04 LTS:
pacemaker 1.1.14-2ubuntu1.2

Ubuntu 14.04 LTS:
pacemaker 1.1.10+git20130802-1ubuntu2.4

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

References:
https://www.ubuntu.com/usn/usn-3462-1
CVE-2016-7035, CVE-2016-7797

Package Information:
https://launchpad.net/ubuntu/+source/pacemaker/1.1.14-2ubuntu1.2
https://launchpad.net/ubuntu/+source/pacemaker/1.1.10+git20130802-1ubuntu2.4


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