Provide references for CVE-2021-29432.
Where can I find more information about CVE-2021-29432?
References are available at: https://pypi.org/project/matrix-sydent/, https://github.com/matrix-org/sydent/releases/tag/v2.3.0, https://github.com/matrix-org/sydent/security/advisories/GHSA-mh74-4m5g-fcjx, https://github.com/matrix-org/sydent/commit/4469d1d42b2b1612b70638224c07e19623039c42.