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Diffstat (limited to 'lib/ssl/doc/src/notes.xml')
-rw-r--r-- | lib/ssl/doc/src/notes.xml | 342 |
1 files changed, 341 insertions, 1 deletions
diff --git a/lib/ssl/doc/src/notes.xml b/lib/ssl/doc/src/notes.xml index 3b6f988a2d..5a39cac9bc 100644 --- a/lib/ssl/doc/src/notes.xml +++ b/lib/ssl/doc/src/notes.xml @@ -4,7 +4,7 @@ <chapter> <header> <copyright> - <year>1999</year><year>2016</year> + <year>1999</year><year>2017</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -28,6 +28,346 @@ <p>This document describes the changes made to the SSL application.</p> +<section><title>SSL 8.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + ECDH-ECDSA key exchange supported, was accidently + dismissed in earlier versions.</p> + <p> + Own Id: OTP-14421</p> + </item> + <item> + <p> + Correct close semantics for active once connections. This + was a timing dependent bug the resulted in the close + message not always reaching the ssl user process.</p> + <p> + Own Id: OTP-14443</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + TLS-1.2 clients will now always send hello messages on + its own format, as opposed to earlier versions that will + send the hello on the lowest supported version, this is a + change supported by the latest RFC.</p> + <p> + This will make interoperability with some newer servers + smoother. Potentially, but unlikely, this could cause a + problem with older servers if they do not adhere to the + RFC and ignore unknown extensions.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-13820</p> + </item> + <item> + <p> + Allow Erlang/OTP to use OpenSSL in FIPS-140 mode, in + order to satisfy specific security requirements (mostly + by different parts of the US federal government). </p> + <p> + See the new crypto users guide "FIPS mode" chapter about + building and using the FIPS support which is disabled by + default.</p> + <p> + (Thanks to dszoboszlay and legoscia)</p> + <p> + Own Id: OTP-13921 Aux Id: PR-1180 </p> + </item> + <item> + <p> + Implemented DTLS cookie generation, required by spec, + instead of using a hardcoded value.</p> + <p> + Own Id: OTP-14076</p> + </item> + <item> + <p> + Implement sliding window replay protection of DTLS + records.</p> + <p> + Own Id: OTP-14077</p> + </item> + <item> + <p> + TLS client processes will by default call + public_key:pkix_verify_hostname/2 to verify the hostname + of the connection with the server certificates specified + hostname during certificate path validation. The user may + explicitly disables it. Also if the hostname can not be + derived from the first argument to connect or is not + supplied by the server name indication option, the check + will not be performed.</p> + <p> + Own Id: OTP-14197</p> + </item> + <item> + <p> + Extend connection_information/[1,2] . The values + session_id, master_secret, client_random and + server_random can no be accessed by + connection_information/2. Note only session_id will be + added to connection_information/1. The rational is that + values concerning the connection security should have to + be explicitly requested.</p> + <p> + Own Id: OTP-14291</p> + </item> + <item> + <p> + Chacha cipher suites are currently not tested enough to + be most preferred ones</p> + <p> + Own Id: OTP-14382</p> + </item> + <item> + <p> + Basic support for DTLS that been tested together with + OpenSSL.</p> + <p> + Test by providing the option {protocol, dtls} to the ssl + API functions connect and listen.</p> + <p> + Own Id: OTP-14388</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 8.1.3</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Remove debug printout</p> + <p> + Own Id: OTP-14396</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 8.1.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Correct active once emulation, for TLS. Now all data + received by the connection process will be delivered + through active once, even when the active once arrives + after that the gen_tcp socket is closed by the peer.</p> + <p> + Own Id: OTP-14300</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 8.1.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Corrected termination behavior, that caused a PEM cache + bug and sometimes resulted in connection failures.</p> + <p> + Own Id: OTP-14100</p> + </item> + <item> + <p> + Fix bug that could hang ssl connection processes when + failing to require more data for very large handshake + packages. Add option max_handshake_size to mitigate DoS + attacks.</p> + <p> + Own Id: OTP-14138</p> + </item> + <item> + <p> + Improved support for CRL handling that could fail to work + as intended when an id-ce-extKeyUsage was present in the + certificate. Also improvements where needed to + distributionpoint handling so that all revocations + actually are found and not deemed to be not determinable.</p> + <p> + Own Id: OTP-14141</p> + </item> + <item> + <p> + A TLS handshake might accidentally match old sslv2 format + and ssl application would incorrectly aborted TLS + handshake with ssl_v2_client_hello_no_supported. Parsing + was altered to avoid this problem.</p> + <p> + Own Id: OTP-14222</p> + </item> + <item> + <p> + Correct default cipher list to prefer AES 128 before 3DES</p> + <p> + Own Id: OTP-14235</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Move PEM cache to a dedicated process, to avoid making + the SSL manager process a bottleneck. This improves + scalability of TLS connections.</p> + <p> + Own Id: OTP-13874</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 8.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + List of possible anonymous suites, never supported by + default, where incorrect for some TLS versions.</p> + <p> + Own Id: OTP-13926</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Experimental version of DTLS. It is runnable but not + complete and cannot be considered reliable for production + usage.</p> + <p> + Own Id: OTP-12982</p> + </item> + <item> + <p> + Add API options to handle ECC curve selection.</p> + <p> + Own Id: OTP-13959</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 8.0.3</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + A timing related bug in event handling could cause + interoperability problems between an erlang TLS server + and some TLS clients, especially noticed with Firefox as + TLS client.</p> + <p> + Own Id: OTP-13917</p> + </item> + <item> + <p> + Correct ECC curve selection, the error could cause the + default to always be selected.</p> + <p> + Own Id: OTP-13918</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 8.0.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Correctly formed handshake messages received out of order + will now correctly fail the connection with unexpected + message.</p> + <p> + Own Id: OTP-13853</p> + </item> + + <item> + <p>Correct handling of signature algorithm selection</p> + <p> + Own Id: OTP-13711</p> + </item> + + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + ssl application now behaves gracefully also on partially + incorrect input from peer.</p> + <p> + Own Id: OTP-13834</p> + </item> + <item> + <p> + Add application environment configuration + bypass_pem_cache. This can be used as a workaround for + the current implementation of the PEM-cache that has + proven to be a bottleneck.</p> + <p> + Own Id: OTP-13883</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 8.0.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + The TLS/SSL protocol version selection for the SSL server + has been corrected to follow RFC 5246 Appendix E.1 + especially in case where the list of supported versions + has gaps. Now the server selects the highest protocol + version it supports that is not higher than what the + client supports.</p> + <p> + Own Id: OTP-13753 Aux Id: seq13150 </p> + </item> + </list> + </section> + +</section> + <section><title>SSL 8.0</title> <section><title>Fixed Bugs and Malfunctions</title> |