Provide references for CVE-2021-43839.
Where can I find more information about CVE-2021-43839?
References are available at: https://github.com/crypto-org-chain/cronos/security/advisories/GHSA-f854-hpxv-cw9r, https://github.com/crypto-org-chain/cronos/pull/270, https://github.com/crypto-org-chain/cronos/commit/150ef237b37ac28c8136e1c0f494932860b9ebe8.