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OpenAdvisories
Unscored USN-4110-3 1 CVE

Dovecot regression

Published Aug 28, 2019 · Updated Apr 22, 2026

Summary

USN-4110-1 fixed a vulnerability in Dovecot. The update introduced a
regression causing a wrong check. This update fixes the problem.

We apologize for the inconvenience.

Original advisory details:

Nick Roessler and Rafi Rubin discovered that Dovecot incorrectly
handled certain data. An attacker could possibly use this issue
to cause a denial of service or execute arbitrary code.

Fixed packages 2

ReleasePackageFixed in
Ubuntu · 16.04 LTS 16.04:LTS dovecot 1:2.2.22-1ubuntu2.12
Ubuntu · 18.04 LTS 18.04:LTS dovecot 1:2.2.33.2-1ubuntu4.5

Vulnerabilities 1

References

  • report
    https://ubuntu.com/security/CVE-2019-11500