Provide references for CVE-2021-3889.
Where can I find more information about CVE-2021-3889?
References are available at: https://github.com/bfabiszewski/libmobi/commit/bec783e6212439a335ba6e8df7ab8ed610ca9a21, https://huntr.dev/bounties/efb3e261-3f7d-4a45-8114-e0ace6b21516.