Related Vulnerabilities: CVE-2017-15132  

A flaw was found in dovecot before 2.2.34 and 2.3.0.1. An abort of SASL authentication results in a memory leak in dovecot's auth client used by login processes. The leak has impact in high performance configuration where same login processes are reused and can cause the process to crash due to memory exhaustion.

Severity Medium

Remote Yes

Type Denial of service

Description

A flaw was found in dovecot before 2.2.34 and 2.3.0.1. An abort of SASL authentication results in a memory leak in dovecot's auth client used by login processes. The leak has impact in high performance configuration where same login processes are reused and can cause the process to crash due to memory exhaustion.

AVG-645 dovecot 2.3.0-2 2.3.0.1-1 High Fixed

06 Mar 2018 ASA-201803-7 AVG-645 dovecot High multiple issues

https://www.dovecot.org/list/dovecot-news/2018-February/000370.html
https://github.com/dovecot/core/commit/1a29ed2f96da1be22fa5a4d96c7583aa81b8b060