*) Change: now nginx expects escaped URIs in "X-Accel-Redirect" headers.
*) Feature: the "ssl_buffer_size" directive.
*) Feature: the "limit_rate" directive can now be used to rate limit
responses sent in SPDY connections.
*) Feature: the "spdy_chunk_size" directive.
*) Feature: the "ssl_session_tickets" directive.
Thanks to Dirkjan Bussink.
*) Bugfix: the $ssl_session_id variable contained full session
serialized instead of just a session id.
Thanks to Ivan Ristić.
*) Bugfix: nginx incorrectly handled escaped "?" character in the
"include" SSI command.
*) Bugfix: the ngx_http_dav_module did not unescape destination URI of
the COPY and MOVE methods.
*) Bugfix: resolver did not understand domain names with a trailing dot.
Thanks to Yichun Zhang.
*) Bugfix: alerts "zero size buf in output" might appear in logs while
proxying; the bug had appeared in 1.3.9.
*) Bugfix: a segmentation fault might occur in a worker process if the
ngx_http_spdy_module was used.
*) Bugfix: proxied WebSocket connections might hang right after
handshake if the select, poll, or /dev/poll methods were used.
*) Bugfix: the "xclient" directive of the mail proxy module incorrectly
handled IPv6 client addresses.
*) Feature: IPv6 support in resolver. *) Feature: the "listen" directive supports the "fastopen" parameter. Thanks to Mathew Rodley. *) Feature: SSL support in the ngx_http_uwsgi_module. Thanks to Roberto De Ioris. *) Feature: vim syntax highlighting scripts were added to contrib. Thanks to Evan Miller. *) Bugfix: a timeout might occur while reading client request body in an SSL connection using chunked transfer encoding. *) Bugfix: the "master_process" directive did not work correctly in nginx/Windows. *) Bugfix: the "setfib" parameter of the "listen" directive might not work. *) Bugfix: in the ngx_http_spdy_module.
*) Security: a character following an unescaped space in a request line was handled incorrectly (CVE-2013-4547); the bug had appeared in 0.8.41. Thanks to Ivan Fratric of the Google Security Team. *) Change: a logging level of auth_basic errors about no user/password provided has been lowered from "error" to "info". *) Feature: the "proxy_cache_revalidate", "fastcgi_cache_revalidate", "scgi_cache_revalidate", and "uwsgi_cache_revalidate" directives. *) Feature: the "ssl_session_ticket_key" directive. Thanks to Piotr Sikora. *) Bugfix: the directive "add_header Cache-Control ''" added a "Cache-Control" response header line with an empty value. *) Bugfix: the "satisfy any" directive might return 403 error instead of 401 if auth_request and auth_basic directives were used. Thanks to Jan Marc Hoffmann. *) Bugfix: the "accept_filter" and "deferred" parameters of the "listen" directive were ignored for listen sockets created during binary upgrade. Thanks to Piotr Sikora. *) Bugfix: some data received from a backend with unbufferred proxy might not be sent to a client immediately if "gzip" or "gunzip" directives were used. Thanks to Yichun Zhang. *) Bugfix: in error handling in ngx_http_gunzip_filter_module. *) Bugfix: responses might hang if the ngx_http_spdy_module was used with the "auth_request" directive. *) Bugfix: memory leak in nginx/Windows.
*) Feature: the "fastcgi_buffering" directive. *) Feature: the "proxy_ssl_protocols" and "proxy_ssl_ciphers" directives. Thanks to Piotr Sikora. *) Feature: optimization of SSL handshakes when using long certificate chains. *) Feature: the mail proxy supports SMTP pipelining. *) Bugfix: in the ngx_http_auth_basic_module when using "$apr1$" password encryption method. Thanks to Markus Linnala. *) Bugfix: in MacOSX, Cygwin, and nginx/Windows incorrect location might be used to process a request if locations were given using characters in different cases. *) Bugfix: automatic redirect with appended trailing slash for proxied locations might not work. *) Bugfix: in the mail proxy server. *) Bugfix: in the ngx_http_spdy_module.
*) Change: now nginx assumes HTTP/1.0 by default if it is not able to detect protocol reliably. *) Feature: the "disable_symlinks" directive now uses O_PATH on Linux. *) Feature: now nginx uses EPOLLRDHUP events to detect premature connection close by clients if the "epoll" method is used. *) Bugfix: in the "valid_referers" directive if the "server_names" parameter was used. *) Bugfix: the $request_time variable did not work in nginx/Windows. *) Bugfix: in the "image_filter" directive. Thanks to Lanshun Zhou. *) Bugfix: OpenSSL 1.0.1f compatibility. Thanks to Piotr Sikora.
*) Feature: the "ssi_last_modified", "sub_filter_last_modified", and "xslt_last_modified" directives. Thanks to Alexey Kolpakov. *) Feature: the "http_403" parameter of the "proxy_next_upstream", "fastcgi_next_upstream", "scgi_next_upstream", and "uwsgi_next_upstream" directives. *) Feature: the "allow" and "deny" directives now support unix domain sockets. *) Bugfix: nginx could not be built with the ngx_mail_ssl_module, but without ngx_http_ssl_module; the bug had appeared in 1.3.14. *) Bugfix: in the "proxy_set_body" directive. Thanks to Lanshun Zhou. *) Bugfix: in the "lingering_time" directive. Thanks to Lanshun Zhou. *) Bugfix: the "fail_timeout" parameter of the "server" directive in the "upstream" context might not work if "max_fails" parameter was used; the bug had appeared in 1.3.0. *) Bugfix: a segmentation fault might occur in a worker process if the "ssl_stapling" directive was used. Thanks to Piotr Sikora. *) Bugfix: in the mail proxy server. Thanks to Filipe Da Silva. *) Bugfix: nginx/Windows might stop accepting connections if several worker processes were used.
*) Feature: $connections_active, $connections_reading, and $connections_writing variables in the ngx_http_stub_status_module. *) Feature: support of WebSocket connections in the ngx_http_uwsgi_module and ngx_http_scgi_module. *) Bugfix: in virtual servers handling with SNI. *) Bugfix: new sessions were not always stored if the "ssl_session_cache shared" directive was used and there was no free space in shared memory. Thanks to Piotr Sikora. *) Bugfix: multiple X-Forwarded-For headers were handled incorrectly. Thanks to Neal Poole for sponsoring this work. *) Bugfix: in the ngx_http_mp4_module. Thanks to Gernot Vormayr.
*) Feature: variables support in the "proxy_bind", "fastcgi_bind",
"memcached_bind", "scgi_bind", and "uwsgi_bind" directives.
*) Feature: the $pipe, $request_length, $time_iso8601, and $time_local
variables can now be used not only in the "log_format" directive.
Thanks to Kiril Kalchev.
*) Feature: IPv6 support in the ngx_http_geoip_module.
Thanks to Gregor Kališnik.
*) Bugfix: in the "proxy_method" directive.
*) Bugfix: a segmentation fault might occur in a worker process if
resolver was used with the poll method.
*) Bugfix: nginx might hog CPU during SSL handshake with a backend if
the select, poll, or /dev/poll methods were used.
*) Bugfix: the "[crit] SSL_write() failed (SSL:)" error.
*) Bugfix: in the "client_body_in_file_only" directive; the bug had
appeared in 1.3.9.
*) Bugfix: in the "fastcgi_keep_conn" directive.
*) Bugfix: a segmentation fault might occur if logging was used; the bug had appeared in 1.3.10. *) Bugfix: the "proxy_pass" directive did not work with IP addresses without port specified; the bug had appeared in 1.3.10. *) Bugfix: a segmentation fault occurred on start or during reconfiguration if the "keepalive" directive was specified more than once in a single upstream block. *) Bugfix: parameter "default" of the "geo" directive did not set default value for IPv6 addresses.
*) Feature: OCSP stapling support. Thanks to Comodo, DigiCert and GlobalSign for sponsoring this work. *) Feature: the "ssl_trusted_certificate" directive. *) Feature: resolver now randomly rotates addresses returned from cache. Thanks to Anton Jouline. *) Bugfix: OpenSSL 0.9.7 compatibility.