Provide references for CVE-2021-43411.
Where can I find more information about CVE-2021-43411?
References are available at: https://lists.gnu.org/archive/html/bug-hurd/2021-05/msg00079.html, https://www.mail-archive.com/bug-hurd%40gnu.org/msg32112.html, https://salsa.debian.org/hurd-team/hurd/-/blob/4d1b079411e2f40576e7b58f9b5b78f733a2beda/debian/patches/0034-proc-Use-UIDs-for-evaluating-permissions.patch.