Ubuntu Security Notice USN-5387-1

========================================================================== Ubuntu Security Notice USN-5387-1 April 25, 2022 barbican vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 21.10 - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS Summary: Several security issues were fixed in barbican. Software Description: - barbican: OpenStack Key Management Service - API Server Details: 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. (CVE-2022-23451, CVE-2022-23452) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 21.10: python3-barbican 2:13.0.0-0ubuntu1.2 Ubuntu 20.04 LTS: python3-barbican 1:10.1.0-0ubuntu2.1 Ubuntu 18.04 LTS: python-barbican 1:6.0.1-0ubuntu1.1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5387-1 CVE-2022-23451, CVE-2022-23452 Package Information: https://launchpad.net/ubuntu/+source/barbican/2:13.0.0-0ubuntu1.2 https://launchpad.net/ubuntu/+source/barbican/1:10.1.0-0ubuntu2.1 https://launchpad.net/ubuntu/+source/barbican/1:6.0.1-0ubuntu1.1