A barbican security update has been released for Debian GNU/Linux 11 to address an issue that incorrectly parsed requests which could allow an authenticated user to bypass Barbican access policies.

DSA 5247-1: barbican security update

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Debian Security Advisory DSA-5247-1 security@debian.org
  https://www.debian.org/security/ Moritz Muehlenhoff
October 04, 2022   https://www.debian.org/security/faq
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Package : barbican
CVE ID : CVE-2022-3100
Debian Bug : 1021139

Douglas Mendizabal discovered that Barbican, the OpenStack Key Management
Service, incorrectly parsed requests which could allow an authenticated
user to bypass Barbican access policies.

For the stable distribution (bullseye), this problem has been fixed in
version 1:11.0.0-3+deb11u1.

We recommend that you upgrade your barbican packages.

For the detailed security status of barbican please refer to
its security tracker page at:
  https://security-tracker.debian.org/tracker/barbican

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at:   https://www.debian.org/security/