/usr/include/freeipmi/util/ is in libfreeipmi-dev 1.4.11-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/freeipmi/util/ipmi-channel-util.h
/usr/include/freeipmi/util/ipmi-cipher-suite-util.h
/usr/include/freeipmi/util/ipmi-dcmi-util.h
/usr/include/freeipmi/util/ipmi-device-types-util.h
/usr/include/freeipmi/util/ipmi-entity-ids-util.h
/usr/include/freeipmi/util/ipmi-error-dcmi-util.h
/usr/include/freeipmi/util/ipmi-error-util.h
/usr/include/freeipmi/util/ipmi-iana-enterprise-numbers-util.h
/usr/include/freeipmi/util/ipmi-ipmb-util.h
/usr/include/freeipmi/util/ipmi-jedec-manufacturer-identification-code-util.h
/usr/include/freeipmi/util/ipmi-lan-util.h
/usr/include/freeipmi/util/ipmi-outofband-util.h
/usr/include/freeipmi/util/ipmi-rmcpplus-util.h
/usr/include/freeipmi/util/ipmi-sensor-and-event-code-tables-util.h
/usr/include/freeipmi/util/ipmi-sensor-util.h
/usr/include/freeipmi/util/ipmi-timestamp-util.h
/usr/include/freeipmi/util/ipmi-util.h
/usr/include/freeipmi/util/rmcp-util.h