# dovecot-ldap security updates Patch Radar has 25 security fixes for dovecot-ldap, closing 32 CVEs. The newest is dovecot-ldap 1:2.4.1+dfsg1-5ubuntu4.2 (1:2.4.1+dfsg1-5ubuntu4.2), released May 12, 2026. - Web page: https://patchblox.com/security/product/linux/dovecot-ldap - Platform: Linux - Supported: yes ## Security fixes, newest first | Fix | Released | Fixed in | Priority | CVEs | Exploited | |---|---|---|---|---:|---:| | [dovecot-ldap 1:2.4.1+dfsg1-5ubuntu4.2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-dovecot-ldap-1-2.4.1-dfsg1-5ubuntu4.2.md) | May 12, 2026 | Ubuntu 25.10 (questing) 1:2.4.1+dfsg1-5ubuntu4.2 | Urgent | 5 | 0 | | [dovecot-ldap 1:2.4.2+dfsg1-3ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-dovecot-ldap-1-2.4.2-dfsg1-3ubuntu2.1.md) | May 12, 2026 | Ubuntu 26.04.1 LTS (resolute) 1:2.4.2+dfsg1-3ubuntu2.1 | Urgent | 5 | 0 | | [dovecot-ldap 1:2.3.16+dfsg1-3ubuntu2.9](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-dovecot-ldap-1-2.3.16-dfsg1-3ubuntu2.9.md) | May 12, 2026 | Ubuntu 22.04.1 LTS (jammy) 1:2.3.16+dfsg1-3ubuntu2.9 | High | 4 | 0 | | [dovecot-ldap 1:2.3.21+dfsg1-2ubuntu6.5](https://patchblox.com/security/data/fix/linux/ubuntu-noble-dovecot-ldap-1-2.3.21-dfsg1-2ubuntu6.5.md) | May 12, 2026 | Ubuntu 24.04.5 LTS (noble) 1:2.3.21+dfsg1-2ubuntu6.5 | High | 4 | 0 | | [dovecot-ldap 1:2.4.1+dfsg1-5ubuntu4.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-dovecot-ldap-1-2.4.1-dfsg1-5ubuntu4.1.md) | Apr 15, 2026 | Ubuntu 25.10 (questing) 1:2.4.1+dfsg1-5ubuntu4.1 | High | 10 | 0 | | [dovecot-ldap 1:2.3.21+dfsg1-2ubuntu6.3](https://patchblox.com/security/data/fix/linux/ubuntu-noble-dovecot-ldap-1-2.3.21-dfsg1-2ubuntu6.3.md) | Apr 15, 2026 | Ubuntu 24.04.5 LTS (noble) 1:2.3.21+dfsg1-2ubuntu6.3 | High | 8 | 0 | | [dovecot-ldap 1:2.3.16+dfsg1-3ubuntu2.7](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-dovecot-ldap-1-2.3.16-dfsg1-3ubuntu2.7.md) | Apr 15, 2026 | Ubuntu 22.04.1 LTS (jammy) 1:2.3.16+dfsg1-3ubuntu2.7 | High | 8 | 0 | | [dovecot-ldap 1:2.4.1+dfsg1-5ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-questing-dovecot-ldap-1-2.4.1-dfsg1-5ubuntu4.md) | Oct 31, 2025 | Ubuntu 25.10 (questing) 1:2.4.1+dfsg1-5ubuntu4 | High | 1 | 0 | | [dovecot-ldap 1:2.3.21.1+dfsg1-1ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-dovecot-ldap-1-2.3.21.1-dfsg1-1ubuntu1.md) | Aug 24, 2024 | Ubuntu 24.10 (oracular) 1:2.3.21.1+dfsg1-1ubuntu1 | High | 1 | 0 | | [dovecot-ldap 1:2.3.21.1+dfsg1-1ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-dovecot-ldap-1-2.3.21.1-dfsg1-1ubuntu1.md) | Aug 24, 2024 | Ubuntu 25.04 (plucky) 1:2.3.21.1+dfsg1-1ubuntu1 | High | 1 | 0 | | [dovecot-ldap 1:2.3.16+dfsg1-3ubuntu2.4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-dovecot-ldap-1-2.3.16-dfsg1-3ubuntu2.4.md) | Aug 23, 2024 | Ubuntu 22.04.1 LTS (jammy) 1:2.3.16+dfsg1-3ubuntu2.4 | High | 2 | 0 | | [dovecot-ldap 1:2.3.21+dfsg1-2ubuntu6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-dovecot-ldap-1-2.3.21-dfsg1-2ubuntu6.md) | Aug 23, 2024 | Ubuntu 24.04.5 LTS (noble) 1:2.3.21+dfsg1-2ubuntu6 | High | 2 | 0 | | [dovecot-ldap 1:2.3.7.2-1ubuntu3.7](https://patchblox.com/security/data/fix/linux/ubuntu-focal-dovecot-ldap-1-2.3.7.2-1ubuntu3.7.md) | Aug 23, 2024 | Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.7 | High | 1 | 0 | | [dovecot-ldap 1:2.2.33.2-1ubuntu4.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-dovecot-ldap-1-2.2.33.2-1ubuntu4.8.md) | Jul 6, 2022 | Ubuntu 18.04.6 LTS (bionic) 1:2.2.33.2-1ubuntu4.8 | High | 1 | 0 | | [dovecot-ldap 1:2.3.16+dfsg1-3ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-dovecot-ldap-1-2.3.16-dfsg1-3ubuntu2.1.md) | Jul 6, 2022 | Ubuntu 22.04.1 LTS (jammy) 1:2.3.16+dfsg1-3ubuntu2.1 | High | 1 | 0 | | [dovecot-ldap 1:2.3.7.2-1ubuntu3.6](https://patchblox.com/security/data/fix/linux/ubuntu-focal-dovecot-ldap-1-2.3.7.2-1ubuntu3.6.md) | Jul 6, 2022 | Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.6 | High | 1 | 0 | | [dovecot-ldap 1:2.3.7.2-1ubuntu3.4](https://patchblox.com/security/data/fix/linux/ubuntu-focal-dovecot-ldap-1-2.3.7.2-1ubuntu3.4.md) | Jun 21, 2021 | Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.4 | Routine | 1 | 0 | | [dovecot-ldap 1:2.2.33.2-1ubuntu4.7](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-dovecot-ldap-1-2.2.33.2-1ubuntu4.7.md) | Jan 4, 2021 | Ubuntu 18.04.6 LTS (bionic) 1:2.2.33.2-1ubuntu4.7 | High | 2 | 0 | | [dovecot-ldap 1:2.3.7.2-1ubuntu3.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-dovecot-ldap-1-2.3.7.2-1ubuntu3.3.md) | Jan 4, 2021 | Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.3 | High | 2 | 0 | | [dovecot-ldap 1:2.2.33.2-1ubuntu4.6](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-dovecot-ldap-1-2.2.33.2-1ubuntu4.6.md) | Aug 12, 2020 | Ubuntu 18.04.6 LTS (bionic) 1:2.2.33.2-1ubuntu4.6 | High | 3 | 0 | | [dovecot-ldap 1:2.3.7.2-1ubuntu3.2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-dovecot-ldap-1-2.3.7.2-1ubuntu3.2.md) | Aug 12, 2020 | Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.2 | High | 3 | 0 | | [dovecot-ldap 1:2.3.7.2-1ubuntu3.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-dovecot-ldap-1-2.3.7.2-1ubuntu3.1.md) | May 18, 2020 | Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 | High | 3 | 0 | | [dovecot-ldap 1:2.2.33.2-1ubuntu4.4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-dovecot-ldap-1-2.2.33.2-1ubuntu4.4.md) | Aug 28, 2019 | Ubuntu 18.04.6 LTS (bionic) 1:2.2.33.2-1ubuntu4.4 | High | 1 | 0 | | [dovecot-ldap 1:2.2.33.2-1ubuntu4.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-dovecot-ldap-1-2.2.33.2-1ubuntu4.3.md) | Mar 28, 2019 | Ubuntu 18.04.6 LTS (bionic) 1:2.2.33.2-1ubuntu4.3 | Routine | 1 | 0 | | [dovecot-ldap 1:2.2.33.2-1ubuntu4.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-dovecot-ldap-1-2.2.33.2-1ubuntu4.2.md) | Feb 5, 2019 | Ubuntu 18.04.6 LTS (bionic) 1:2.2.33.2-1ubuntu4.2 | High | 1 | 0 | --- Data as of 2026-11-07T06:34:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo