==========================================================================
Ubuntu Security Notice USN-6982-1
September 02, 2024

dovecot vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 24.04 LTS

Summary:

Several security issues were fixed in Dovecot.

Software Description:
- dovecot: IMAP and POP3 email server

Details:

It was discovered that Dovecot did not not properly have restrictions on
ithe size of address headers. A remote attacker could possibly use this
issue to cause denial of service. (CVE-2024-23184, CVE-2024-23185)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 24.04 LTS
  dovecot-core                    1:2.3.21+dfsg1-2ubuntu6

In general, a standard system update will make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-6982-1
  CVE-2024-23184, CVE-2024-23185

Package Information:
  https://launchpad.net/ubuntu/+source/dovecot/1:2.3.21+dfsg1-2ubuntu6

Ubuntu 6982-1: Dovecot Security Advisory Updates

September 2, 2024
Several security issues were fixed in Dovecot.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 24.04 LTS Summary: Several security issues were fixed in Dovecot. Software Description: - dovecot: IMAP and POP3 email server Details: It was discovered that Dovecot did not not properly have restrictions on ithe size of address headers. A remote attacker could possibly use this issue to cause denial of service. (CVE-2024-23184, CVE-2024-23185)

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 24.04 LTS dovecot-core 1:2.3.21+dfsg1-2ubuntu6 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6982-1

CVE-2024-23184, CVE-2024-23185

Severity
Ubuntu Security Notice USN-6982-1

Package Information

https://launchpad.net/ubuntu/+source/dovecot/1:2.3.21+dfsg1-2ubuntu6

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