Provide references for CVE-2021-23409.
Where can I find more information about CVE-2021-23409?
References are available at: https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMPIRESGOPROXYPROTO-1316439, https://github.com/pires/go-proxyproto/releases/tag/v0.6.0, https://github.com/pires/go-proxyproto/issues/65, https://github.com/pires/go-proxyproto/pull/74, https://github.com/pires/go-proxyproto/pull/74/commits/cdc63867da24fc609b727231f682670d0d1cd346.