message from the postqueue command File postqueue postqueue c or kernel bug emits a weird error File postqueue postqueue c Dukhovni File auxiliary collate collate pl sanitization File showq showq c with setgid permissions File postlogd postlogd c cleanup server enters the chroot jail Files cleanup cleanup h global maps c global maps h smtp smtp c cleanup cleanup h cleanup cleanup_init c src global mail_dict c src postalias postalias c src postmap postmap c manpage File postqueue postqueue c Fix by Viktor Dukhovni Files tls tls h tls tls_dane c Discovered by Benny Pedersen File postscreen postscreen c proto postconf proto src tlsproxy tlsproxy c src smtpd smtpd c src tls tls h src tls tls_proxy_client_misc c src tls tls_misc c src global mail_params h src smtp smtp c attacks Fix by Viktor Dukhovni Files tls tls h tls_client c proto stop spell proto html dns dns h dns dns_lookup c smtp smtp_addr h smtp smtp c smtp smtp_connect c smtp smtp h smtp smtp_params c smtp smtp_session c File smtpd smtpd c smtp smtp_addr c smtp smtp_addr h smtp smtp c smtp smtp_connect c smtp smtp h smtp smtp_params c arguments Files src dns dns h src dns dns_rr_eq_sa c only a subset of all arguments Files src dns dns h global mail_params h smtp smtp c smtpd smtpd c tls tls_misc c tls tls_proxy_client_scan c tls tls_proxy h tlsproxy tlsproxy c smtp smtp c smtpd smtpd c tls tls_misc c proto proto SASL_README html proto SQLITE_README html proto postconf proto global mail_params h smtp smtp c smtpd smtpd c tls tls_misc c tls tls_proxy_client_misc c tls tls_proxy h tlsproxy tlsproxy c postfix postfix c postlog postlog c util net_mask_top hc smtpd smtpd c smtpd smtpd_peer c util inet_prefix_top hc smtpd smtpd c smtpd smtpd_peer c File smtp smtp h manpage File postscreen postscreen c Files postconf postconf h postconf postconf_dbms c proto proto ADDRESS_REWRITING_README html proto postconf proto proto ADDRESS_REWRITING_README html cleanup cleanup c local local c smtpd smtpd c postfix postfix c aliasing Files proto aliases proto virtual postfix postfix c proto proto aliases proto virtual proto ADDRESS_REWRITING_README html master master c postlog postlog c postlogd postlogd c proto postconf proto proto aliases proto virtual posttls finger posttls finger c smtp smtp c smtp smtp_proto c tls tls_client c tls tls h tls tls_misc c tls tls_proxy h tls tls_server c tlsproxy tlsproxy c Cleanup removed some the the instances Files clients Files posttls finger posttls finger c smtp smtp c smtp smtp c smtp smtp_proto c tls tls_client c tls tls h smtp smtp c smtpd smtpd c tls tls_client c tls tls h smtp smtp_proto c tls tls h tls tls_proxy_client_misc c tls tls_server c tlsproxy tlsproxy c tlsproxy tlsproxy c proto postconf proto smtp smtp c smtpd smtpd c pipelining before the server greeting File smtpd smtpd c before the server greeting File smtpd smtpd c global mail_params h smtpd smtpd c proto postconf proto Typo fix by Trent W Buck Files proto postconf proto proto stop smtp smtp c smtp smtp h smtp smtp_params c smtp smtp_proto c smtp smtp_tls_policy c smtpd smtpd c smtpd smtpd_check c tls tls h tls tls_client c tls tls_dane c tls tls_fprint c reported by Serg File smtp smtp h smtp lmtp_params c smtp smtp c smtp smtp_params c plaintext Problem reported by Serg File smtp smtp h cleanup cleanup c cleanup cleanup_init c proto postconf proto smtpd smtpd c proto postconf proto postscreen postscreen c global maillog_client c master master c smtp smtp c src postalias postalias c src postmap postmap c src postalias postalias c src postmap postmap c src smtpd smtpd c src smtpd smtpd_check c not proxymap or proxywrite File proxymap proxymap c still has its all zero SIZE record File postcat postcat c manpage text File smtp smtp c manpage text Files smtp smtp c global mail_proto h File proxymap proxymap c on process name Files smtp smtp c global mail_proto h client process name File proxymap proxymap c available Files local command c local local c ID if available File pipe pipe c global smtp_stream h smtpd smtpd c global smtp_stream c global smtp_stream h smtpd smtpd c log the helo mail and rcpt information Files smtpd smtpd c LF LF or LF CR LF before responding This increases smtpd smtpd c global smtp_stream hc global cleanup_user h smtpd smtpd c smtpd smtpd_check c keep reading message content after an unexpected LF LF forms Files proto postconf proto smtpd smtpd c CR LF CR CR LF File global smtp_stream c CR LF CR CR LF There is no smuggling vulnerability sequence mail systems send CR LF CR CR LF instead global mail_params h cleanup cleanup c cleanup cleanup_message c Files smtpd smtpd c proto postconf proto RELEASE_NOTES stable releases Files global smtp_stream hc smtpd smtpd c Files global smtp_stream hc smtpd smtpd c Files smtpd smtpd c proto postconf proto names Files smtpd smtpd hc or access control limitations Files smtpd smtpd hc spam the log with a warning message File tlsmgr tlsmgr c Cleanup tlsmgr c fix 20240124 File tlsmgr tlsmgr c MX or SRV records File smtp smtp c a list of comma separated names Files smtpd smtpd hc dnsblog dnsblog c postkick postkick c postlock postlock c postdrop postdrop c postsuper postsuper c sendmail sendmail c postlogd postlogd c qmgr qmgr c qmqpd qmqpd c trivial rewrite trivial rewrite c strategies File smtp smtp c postconf postconf c postconf postconf_dbms c postconf postconf h postconf postconf c postconf postconf_unused c postfix start start fg check reload status Files Files postconf postconf c postconf postconf_unused c the commands postfix start start fg check reload or status Files postconf postconf c postconf postconf_dbms c postconf postconf h conf postfix script conf post install postconf postconf c postconf postconf_dbms c File tlsmgr tlsmgr c restrictions Files dns dns h dns dns_lookup c dns dns_rr c systems 6 bytes for LP64 File dns dns h