A vulnerability was found in GnuTLS, where a cockpit (which uses gnuTLS) rejects a certificate chain with distributed trust. This issue occurs when validating a certificate chain with cockpit-certificate-ensure. This flaw allows an unauthenticated, remote client or attacker to initiate a denial of service attack.
https://lists.gnupg.org/pipermail/gnutls-help/2024-January/004841.html
https://gitlab.com/gnutls/gnutls/-/issues/1521
https://bugzilla.redhat.com/show_bug.cgi?id=2258544
https://access.redhat.com/security/cve/CVE-2024-0567
https://access.redhat.com/errata/RHSA-2024:2094
https://access.redhat.com/errata/RHSA-2024:1383