Provide references for CVE-2021-32771.
Where can I find more information about CVE-2021-32771?
References are available at: https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-jqjf-v7v9-xp6w, https://github.com/contiki-ng/contiki-ng/pull/1615, https://github.com/contiki-ng/contiki-ng/pull/1615/commits/587ae59956e00316fd44fd7072ac3a6a07b4b20f, https://github.com/contiki-ng/contiki-ng/releases/tag/release%2Fv4.8.