RHEL 7 : pacemaker (RHSA-2016:2578)

Medium Nessus Plugin ID 94541


The remote Red Hat host is missing one or more security updates.


An update for pacemaker is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The Pacemaker cluster resource manager is a collection of technologies working together to provide data integrity and the ability to maintain application availability in the event of a failure.

The following packages have been upgraded to a newer upstream version:
pacemaker (1.1.15). (BZ#1304771)

Security Fix(es) :

* It was found that the connection between a pacemaker cluster and a pacemaker_remote node could be shut down using a new unauthenticated connection. A remote attacker could use this flaw to cause a denial of service. (CVE-2016-7797)

Red Hat would like to thank Alain Moulle (ATOS/BULL) for reporting this issue.

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.3 Release Notes linked from the References section.


Update the affected packages.

See Also




Plugin Details

Severity: Medium

ID: 94541

File Name: redhat-RHSA-2016-2578.nasl

Version: $Revision: 2.5 $

Type: local

Agent: unix

Published: 2016/11/04

Modified: 2018/01/25

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 5

Temporal Score: 4.1

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Temporal Vector: CVSS2#E:F/RL:OF/RC:ND


Base Score: 7.5

Temporal Score: 6.9

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:X

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:pacemaker, p-cpe:/a:redhat:enterprise_linux:pacemaker-cli, p-cpe:/a:redhat:enterprise_linux:pacemaker-cluster-libs, p-cpe:/a:redhat:enterprise_linux:pacemaker-cts, p-cpe:/a:redhat:enterprise_linux:pacemaker-debuginfo, p-cpe:/a:redhat:enterprise_linux:pacemaker-doc, p-cpe:/a:redhat:enterprise_linux:pacemaker-libs, p-cpe:/a:redhat:enterprise_linux:pacemaker-libs-devel, p-cpe:/a:redhat:enterprise_linux:pacemaker-nagios-plugins-metadata, p-cpe:/a:redhat:enterprise_linux:pacemaker-remote, cpe:/o:redhat:enterprise_linux:7

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2016/11/03

Reference Information

CVE: CVE-2016-7797

OSVDB: 144994

RHSA: 2016:2578