Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash via an enhanced status code that lacks text after the third number.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade postfix-lmdbUpgrade postfix-perl-scriptsUpgrade postfix-mysqlUpgrade postfixUpgrade postfix-cdbUpgrade postfix-pgsqlUpgrade postfix-ldapUpgrade postfix-pcreUpgrade postfix-sqlite | Jun 16, 2026 | Jun 15, 2026 |
| Debian | — | Upgrade postfix | Jul 23, 2026 | Jul 23, 2026 |
| Redhat_linux | — | Upgrade postfix-mysql-debuginfoNo solution existsUpgrade postfix-sqlite-debuginfoUpgrade postfix-pcre-debuginfoUpgrade postfix-sysvinitUpgrade postfix-pcreUpgrade postfix-cdbUpgrade postfix-sqliteUpgrade postfix-debuginfoUpgrade postfix-ldapUpgrade postfix-pgsql-debuginfoUpgrade postfix-debugsourceUpgrade postfix-mysqlUpgrade postfix-perl-scriptsUpgrade postfix-ldap-debuginfoUpgrade postfix-pgsqlUpgrade postfix-lmdb-debuginfoUpgrade postfix-cdb-debuginfoUpgrade postfix-lmdbUpgrade postfix | Jun 17, 2026 | May 4, 2026 |
| Rocky_linux | — | Upgrade postfix-cdbUpgrade postfix-cdb-debuginfoUpgrade postfix-mysql-debuginfoUpgrade postfix-mysqlUpgrade postfix-sqlite-debuginfoUpgrade postfix-ldap-debuginfoUpgrade postfix-debuginfoUpgrade postfix-perl-scriptsUpgrade postfix-pgsql-debuginfoUpgrade postfix-sqliteUpgrade postfix-pgsqlUpgrade postfix-debugsourceUpgrade postfix-lmdbUpgrade postfix-lmdb-debuginfoUpgrade postfix-pcreUpgrade postfix-pcre-debuginfoUpgrade postfixUpgrade postfix-ldap | Jun 18, 2026 | Jun 17, 2026 |
| Ubuntu | — | Upgrade postfixUpgrade postfix (Ubuntu Pro) | May 7, 2026 | May 5, 2026 |
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub