RHSA-2021:3493: Red Hat Security Advisory: cyrus-imapd security update

An update for cyrus-imapd is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.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. Security Fix(es):

• cyrus-imapd: Denial of service via string hashing algorithm collisions (CVE-2021-33582) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Related CVEs:
• CVE-2021-33582: cyrus-imapd: Denial of service via string hashing algorithm collisions