RHSA-2024:6465: Moderate: dovecot security update

Published Sep 9, 2024
·
Updated

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. <br>Security Fix(es):<br><li> dovecot: using a large number of address headers may trigger a denial of service (CVE-2024-23184)</li> <li> dovecot: very large headers can cause resource exhaustion when parsing message (CVE-2024-23185)</li> 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.

Affected Software

53 affected componentsFixes available
redhat/dovecot<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-debuginfo<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-debugsource<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-mysql<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-mysql-debuginfo<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-pgsql<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-pgsql-debuginfo<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-pigeonhole<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-pigeonhole-debuginfo<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-debuginfo<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-debugsource<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-mysql<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-mysql-debuginfo<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-pgsql<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-pgsql-debuginfo<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-pigeonhole<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-pigeonhole-debuginfo<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-debuginfo<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-debugsource<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-mysql<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-mysql-debuginfo<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-pgsql<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-pgsql-debuginfo<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-pigeonhole<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-pigeonhole-debuginfo<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot<2.3.16-8.el9_2.1.aa
2.3.16-8.el9_2.1.aa
redhat/dovecot-debuginfo<2.3.16-8.el9_2.1.aa
2.3.16-8.el9_2.1.aa
redhat/dovecot-debugsource<2.3.16-8.el9_2.1.aa
2.3.16-8.el9_2.1.aa
redhat/dovecot-mysql<2.3.16-8.el9_2.1.aa
2.3.16-8.el9_2.1.aa
redhat/dovecot-mysql-debuginfo<2.3.16-8.el9_2.1.aa
2.3.16-8.el9_2.1.aa
redhat/dovecot-pgsql<2.3.16-8.el9_2.1.aa
2.3.16-8.el9_2.1.aa
redhat/dovecot-pgsql-debuginfo<2.3.16-8.el9_2.1.aa
2.3.16-8.el9_2.1.aa
redhat/dovecot-pigeonhole<2.3.16-8.el9_2.1.aa
2.3.16-8.el9_2.1.aa
redhat/dovecot-pigeonhole-debuginfo<2.3.16-8.el9_2.1.aa
2.3.16-8.el9_2.1.aa
redhat/dovecot-devel<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-devel<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-devel<2.3.16-8.el9_2.1
2.3.16-8.el9_2.1
redhat/dovecot-devel<2.3.16-8.el9_2.1.aa
2.3.16-8.el9_2.1.aa
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux Server - AUS
Red Hat Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Update Support

Remediation

Event History

Sep 9, 2024
Advisory Published
via Red Hat·01:03 AM
Sep 13, 2024
Advisory Published
via Red Hat·03:14 AM

Frequently Asked Questions

1

What is the severity of RHSA-2024:6465?

The severity of RHSA-2024:6465 is categorized as moderate.

2

How do I fix RHSA-2024:6465?

To fix RHSA-2024:6465, update the Dovecot package to version 2.3.16-8.el9_2.1 or later.

3

Which versions of Dovecot are affected by RHSA-2024:6465?

Dovecot versions prior to 2.3.16-8.el9_2.1 are affected by RHSA-2024:6465.

4

Is RHSA-2024:6465 applicable to all Red Hat systems?

RHSA-2024:6465 is applicable to several Red Hat Enterprise Linux variants including x86_64, ARM, and Power architectures.

5

What should I do if I cannot update to the fixed version for RHSA-2024:6465?

If you cannot update, consider implementing temporary mitigations or security controls until you can apply the necessary updates for RHSA-2024:6465.

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