Red Hat Security Advisory 2022-8874-01 - An update for openstack-barbican is now available for Red Hat OpenStack Platform 16.1.9 (Train) for Red Hat Enterprise Linux (RHEL) 8.2.
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Red Hat Security Advisory 2022-5114-01 - Barbican is a ReST API designed for the secure storage, provisioning and management of secrets, including in OpenStack environments.
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Ubuntu Security Notice 5387-1 - Douglas Mendizábal discovered that Barbican incorrectly handled access restrictions. An authenticated attacker could possibly use this issue to consume protected resources and possibly cause a denial of service.