RHSA-2024:6465: Moderate: dovecot security update
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
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2024:6465?
The severity of RHSA-2024:6465 is categorized as moderate.
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.
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.
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.
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.