RHSA-2022:1950 — Security Advisory
Red Hat Security Advisory: dovecot security update
Severity
ModerateRed Hat Product Security
Products
Official CSAF product identity
Published · May 10, 2022
Updated · June 25, 2026
Topic
An update for dovecot is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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.
Description
Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3 server, and supports e-mail in either the maildir or mbox format. The SQL drivers and authentication plug-ins are provided as subpackages.
The following packages have been upgraded to a later upstream version: dovecot (2.3.16). (BZ#1980014)
Security Fix(es):
- dovecot: plaintext commands injection (CVE-2021-33515)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.6 Release Notes linked from the References section.