system
Provide references for <CVE-2021-31660>.
user
Where can I find more information about <CVE-2021-31660>?
assistant
References are available at: https://github.com/RIOT-OS/RIOT/pull/15947, https://github.com/RIOT-OS/RIOT/commit/85da504d2dc30188b89f44c3276fc5a25b31251f.