evolution-data-server is vulnerable to denial of service (DoS). The vulnerability exists through a NULL pointer dereference by sending an invalid (e.g., minimal) CAPABILITY
line on a connection attempt.
access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.4_release_notes/
access.redhat.com/errata/RHSA-2021:1752
access.redhat.com/security/updates/classification/#low
bugzilla.redhat.com/show_bug.cgi?id=1862125
gitlab.gnome.org/GNOME/evolution-data-server/-/commit/2cc39592b532cf0dc994fd3694b8e6bf924c9ab5
gitlab.gnome.org/GNOME/evolution-data-server/-/commit/627c3cdbfd077e59aa288c85ff8272950577f1d7
gitlab.gnome.org/GNOME/evolution-data-server/-/issues/189
lists.debian.org/debian-lts-announce/2020/08/msg00005.html