The service daemon in CRIU creates log and dump files insecurely, which allows local users to create arbitrary files and take ownership of existing files via unspecified vectors related to a directory path.
https://lists.openvz.org/pipermail/criu/2015-August/021847.html
https://bugzilla.redhat.com/show_bug.cgi?id=1255782
http://www.openwall.com/lists/oss-security/2015/08/25/5
http://lists.opensuse.org/opensuse-updates/2015-09/msg00030.html