ctdb before 2.3 in OpenSUSE 12.3 and 13.1 does not create temporary files securely, which has unspecified impact related to "several temp file vulnerabilities" in (1) tcp/tcp_connect.c, (2) server/eventscript.c, (3) tools/ctdb_diagnostics, (4) config/gdb_backtrace, and (5) include/ctdb_private.h.
Mandriva Linux Security Advisory 2015-177 - ctdb before 2.5 is vulnerable to symlink attacks to due the use of predictable filenames in /tmp, such as /tmp/ctdb.socket.