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In Dovecot before 2.2.36.3 and 2.3.x before 2.3.5.1, a local attacker can cause a buffer overflow in the indexer-worker process, which can be used to elevate to root. This occurs because of missing checks in the fts and pop3-uidl components.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade dovecot | Nov 8, 2019 | Mar 28, 2019 |
| Amazon Linux Ami 2 | — | Upgrade dovecot-pgsqlUpgrade dovecot-mysqlUpgrade dovecot-develUpgrade dovecot-debuginfoUpgrade dovecot-pigeonholeUpgrade dovecot | Aug 25, 2020 | Mar 28, 2019 |
| Amazon_linux | — | Upgrade dovecot | May 15, 2020 | Feb 5, 2019 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Mar 28, 2019 |
| Centos_linux | — | Upgrade dovecot-pigeonholeUpgrade dovecot-mysqlUpgrade dovecot-pgsqlUpgrade dovecot-develUpgrade dovecot-debuginfoUpgrade dovecot | Apr 1, 2020 | Mar 28, 2019 |
| Debian | — | Upgrade dovecot | Mar 29, 2019 | Mar 28, 2019 |
| Freebsd | — | Upgrade dovecot | Apr 1, 2019 | Mar 28, 2019 |
| Gentoo Linux | — | Upgrade net-mail/dovecot. | Apr 18, 2019 | Mar 28, 2019 |
| Huawei Euleros 2_0_sp2 | — | Upgrade dovecot-pgsqlUpgrade dovecot-pigeonholeUpgrade dovecotUpgrade dovecot-mysql | May 1, 2019 | Mar 28, 2019 |
| Huawei Euleros 2_0_sp3 | — | Upgrade dovecot-mysqlUpgrade dovecot-pgsqlUpgrade dovecotUpgrade dovecot-pigeonhole | May 30, 2019 | Mar 28, 2019 |
| Huawei Euleros 2_0_sp5 | — | Upgrade dovecot-pgsqlUpgrade dovecot-pigeonholeUpgrade dovecot-mysqlUpgrade dovecot | May 1, 2019 | Mar 28, 2019 |
| Huawei Euleros 2_0_sp8 | — | Upgrade dovecot-pigeonholeUpgrade dovecotUpgrade dovecot-mysql | Jun 27, 2019 | Mar 28, 2019 |
| Oracle_linux | — | Upgrade dovecot-pigeonholeUpgrade dovecot-pgsqlUpgrade dovecot-develUpgrade dovecot-mysqlUpgrade dovecot | Oct 5, 2022 | Mar 28, 2019 |
| Redhat_linux | — | No solution existsUpgrade dovecot-develUpgrade dovecot-pigeonholeUpgrade dovecot-pgsqlUpgrade dovecot-debuginfoUpgrade dovecotUpgrade dovecot-mysql | Apr 1, 2020 | Mar 28, 2019 |
| Suse | — | Upgrade dovecot23-backend-pgsqlUpgrade dovecot22Upgrade dovecot23-fts-squatUpgrade dovecot23Upgrade dovecot22-develUpgrade dovecot23-fts-luceneUpgrade dovecot22-backend-mysqlUpgrade dovecot22-backend-sqliteUpgrade dovecot23-fts-solrUpgrade dovecot23-develUpgrade dovecot23-backend-sqliteUpgrade dovecot23-backend-mysqlUpgrade dovecot23-ftsUpgrade dovecot22-backend-pgsql | Apr 10, 2019 | Feb 5, 2019 |
| Ubuntu | — | Upgrade dovecot-core | Apr 4, 2019 | Feb 5, 2019 |
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