A use-after-free flaw was found in pacemaker up to and including version 2.0.1 which could result in certain sensitive information to be leaked via the system logs.
https://usn.ubuntu.com/3952-1/
https://security.gentoo.org/glsa/202309-09
https://github.com/ClusterLabs/pacemaker/pull/1749
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3885
https://access.redhat.com/errata/RHSA-2019:1279
https://access.redhat.com/errata/RHSA-2019:1278
http://www.securityfocus.com/bid/108036
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00034.html