Summary
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.
Security Fix(es):
* dovecot: using a large number of address headers may trigger a denial of service (CVE-2024-23184)
* dovecot: very large headers can cause resource exhaustion when parsing message (CVE-2024-23185)
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.
Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| Rocky Linux · 9 | dovecot | 1:2.3.16-11.el9_4.1 |
Vulnerabilities 2
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High 7.5
Very large headers can cause resource exhaustion when parsing message. The message-parser normally reads reasonably siz…
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Medium 5.0
Having a large number of address headers (From, To, Cc, Bcc, etc.) becomes excessively CPU intensive. With 100k header …