Provide references for CVE-2021-28122.
Where can I find more information about CVE-2021-28122?
References are available at: https://github.com/open5gs/open5gs/releases, https://github.com/open5gs/open5gs/issues/837, https://github.com/open5gs/open5gs/pull/838, https://github.com/open5gs/open5gs/compare/v2.2.0...v2.2.1.