Debian Security Advisory DSA 2954-1 (dovecot - security update)

Summary
It was discovered that the Dovecot email server is vulnerable to a denial of service attack against imap/pop3-login processes due to incorrect handling of the closure of inactive SSL/TLS connections.
Solution
For the stable distribution (wheezy), this problem has been fixed in version 1:2.1.7-7+deb7u1. For the testing distribution (jessie), this problem has been fixed in version 1:2.2.13~rc1-1. For the unstable distribution (sid), this problem has been fixed in version 1:2.2.13~rc1-1. We recommend that you upgrade your dovecot packages.
Affected
dovecot on Debian Linux
Detection
This check tests the installed software version using the apt package manager.
References