Provide references for CVE-2021-31876.
Where can I find more information about CVE-2021-31876?
References are available at: https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures#CVE-2021-31876, https://bitcoinops.org/en/topics/replace-by-fee/, https://github.com/bitcoin/bitcoin, https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2021-May/018893.html, https://bitcoinops.org/en/newsletters/2021/05/12/.