Provide references for CVE-2021-4159.
Where can I find more information about CVE-2021-4159?
References are available at: https://bugzilla.redhat.com/show_bug.cgi?id=2036024, https://access.redhat.com/security/cve/CVE-2021-4159, https://security-tracker.debian.org/tracker/CVE-2021-4159, https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=294f2fc6da27620a506e6c050241655459ccd6bd, https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html.