[USN-3258-1] Dovecot vulnerability
tyhicks at canonical.com
Mon Apr 10 23:10:41 UTC 2017
Ubuntu Security Notice USN-3258-1
April 10, 2017
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.10
- Ubuntu 16.04 LTS
Dovecot could be made to crash if it received specially crafted input.
- dovecot: IMAP and POP3 email server
It was discovered that Dovecot incorrectly handled some usernames. An attacker
could possibly use this issue to cause Dovecot to hang or crash, resulting in a
denial of service.
The problem can be corrected by updating your system to the following
Ubuntu 16.04 LTS:
In general, a standard system update will make all the necessary changes.
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