Provide references for CVE-2020-29568.
Where can I find more information about CVE-2020-29568?
References are available at: https://xenbits.xenproject.org/xsa/advisory-349.html, https://www.debian.org/security/2021/dsa-4843, https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html, https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html, https://security.gentoo.org/glsa/202107-30.