Red Hat Security Advisory 2021-3493-01 - The Cyrus IMAP server provides access to personal mail, system-wide bulletin boards, news-feeds, calendar and contacts through the IMAP, JMAP, NNTP, CalDAV and CardDAV protocols. Issues addressed include a denial of service vulnerability.
df5df5a67956e4c3f6b317fc69d22d4f177a767e0113d518d0c06f4225ab743d