Provide references for CVE-2021-4249.
Where can I find more information about CVE-2021-4249?
References are available at: https://github.com/snoyberg/xml/pull/161, https://hackage.haskell.org/package/xml-conduit-1.9.1.0, https://github.com/snoyberg/xml/commit/4be1021791dcdee8b164d239433a2043dc0939ea, https://vuldb.com/?id.216204.