Dovecot v2.2.36.1 released

Eric Broch ebroch at
Tue Feb 5 17:36:18 EET 2019


What's the difference between 2.2.x and 2.3.x version of Dovecot? And 
why do you maintain both?

I stopped building RPM's of the 2.2.x version and now only build 2.3.x. 
Should I be maintaining both?


On 2/5/2019 6:01 AM, Aki Tuomi wrote:
>      * CVE-2019-3814: If imap/pop3/managesieve/submission client has
>        trusted certificate with missing username field
>        (ssl_cert_username_field), under some configurations Dovecot
>        mistakenly trusts the username provided via authentication instead
>        of failing.
>      * ssl_cert_username_field setting was ignored with external SMTP AUTH,
>        because none of the MTAs (Postfix, Exim) currently send the
>        cert_username field. This may have allowed users with trusted
>        certificate to specify any username in the authentication. This bug
>        didn't affect Dovecot's Submission service.
>      - pop3_no_flag_updates=no: Don't expunge RETRed messages without QUIT
>      - director: Kicking a user assert-crashes if login process is very slow
>      - lda/lmtp: Fix assert-crash with some Sieve scripts when
>        mail_attachment_detection_options=add-flags-on-save
>      - fs-compress: Using maybe-gz assert-crashed when reading 0 sized file
>      - Snippet generation crashed with invalid Content-Type:multipart
> ---
> Aki Tuomi
> Open-Xchange Oy
Eric Broch
White Horse Technical Consulting (WHTC)

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