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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: pacemaker security update
Advisory ID:       RHSA-2019:1278-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2019:1278
Issue date:        2019-05-27
CVE Names:         CVE-2018-16877 CVE-2018-16878 CVE-2019-3885 
=====================================================================

1. Summary:

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 Important. 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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Server High Availability (v. 7) - ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Resilient Storage (v. 7) - ppc64le, s390x, x86_64

3. Description:

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

Security Fix(es):

* pacemaker: Insufficient local IPC client-server authentication on the
client's side can lead to local privesc (CVE-2018-16877)

* pacemaker: Insufficient verification inflicted preference of uncontrolled
processes can lead to DoS (CVE-2018-16878)

* pacemaker: Information disclosure through use-after-free (CVE-2019-3885)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1652646 - CVE-2018-16877 pacemaker: Insufficient local IPC client-server authentication on the client's side can lead to local privesc
1657962 - CVE-2018-16878 pacemaker: Insufficient verification inflicted preference of uncontrolled processes can lead to DoS
1694554 - CVE-2019-3885 pacemaker: Information disclosure through use-after-free

6. Package List:

Red Hat Enterprise Linux Server High Availability (v. 7):

Source:
pacemaker-1.1.19-8.el7_6.5.src.rpm

ppc64le:
pacemaker-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-cli-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-cluster-libs-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-cts-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-debuginfo-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-doc-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-libs-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-libs-devel-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-nagios-plugins-metadata-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-remote-1.1.19-8.el7_6.5.ppc64le.rpm

s390x:
pacemaker-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-cli-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-cluster-libs-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-cts-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-debuginfo-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-doc-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-libs-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-libs-devel-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-nagios-plugins-metadata-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-remote-1.1.19-8.el7_6.5.s390x.rpm

x86_64:
pacemaker-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-cli-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-cluster-libs-1.1.19-8.el7_6.5.i686.rpm
pacemaker-cluster-libs-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-cts-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-debuginfo-1.1.19-8.el7_6.5.i686.rpm
pacemaker-debuginfo-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-doc-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-libs-1.1.19-8.el7_6.5.i686.rpm
pacemaker-libs-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-libs-devel-1.1.19-8.el7_6.5.i686.rpm
pacemaker-libs-devel-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-nagios-plugins-metadata-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-remote-1.1.19-8.el7_6.5.x86_64.rpm

Red Hat Enterprise Linux Server Resilient Storage (v. 7):

Source:
pacemaker-1.1.19-8.el7_6.5.src.rpm

ppc64le:
pacemaker-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-cli-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-cluster-libs-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-cts-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-debuginfo-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-doc-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-libs-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-libs-devel-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-nagios-plugins-metadata-1.1.19-8.el7_6.5.ppc64le.rpm
pacemaker-remote-1.1.19-8.el7_6.5.ppc64le.rpm

s390x:
pacemaker-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-cli-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-cluster-libs-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-cts-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-debuginfo-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-doc-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-libs-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-libs-devel-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-nagios-plugins-metadata-1.1.19-8.el7_6.5.s390x.rpm
pacemaker-remote-1.1.19-8.el7_6.5.s390x.rpm

x86_64:
pacemaker-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-cli-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-cluster-libs-1.1.19-8.el7_6.5.i686.rpm
pacemaker-cluster-libs-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-cts-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-debuginfo-1.1.19-8.el7_6.5.i686.rpm
pacemaker-debuginfo-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-doc-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-libs-1.1.19-8.el7_6.5.i686.rpm
pacemaker-libs-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-libs-devel-1.1.19-8.el7_6.5.i686.rpm
pacemaker-libs-devel-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-nagios-plugins-metadata-1.1.19-8.el7_6.5.x86_64.rpm
pacemaker-remote-1.1.19-8.el7_6.5.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2018-16877
https://access.redhat.com/security/cve/CVE-2018-16878
https://access.redhat.com/security/cve/CVE-2019-3885
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2019 Red Hat, Inc.
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