tmpfiles.d/systemd.conf in systemd before 214 uses weak permissions for journal files under (1) /run/log/journal/%m and (2) /var/log/journal/%m, which allows local users to obtain sensitive information by reading these files.
https://bugzilla.suse.com/show_bug.cgi?id=972612
http://www.openwall.com/lists/oss-security/2016/04/08/15
http://www.openwall.com/lists/oss-security/2016/04/08/14
http://lists.opensuse.org/opensuse-updates/2016-05/msg00109.html
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00044.html