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Diffstat (limited to 'lib/ssl/doc/src/notes.xml')
| -rw-r--r-- | lib/ssl/doc/src/notes.xml | 450 |
1 files changed, 449 insertions, 1 deletions
diff --git a/lib/ssl/doc/src/notes.xml b/lib/ssl/doc/src/notes.xml index 61d1c8355a..c7f50777a8 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>2013</year> + <year>1999</year><year>2016</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -28,6 +28,454 @@ <p>This document describes the changes made to the SSL application.</p> +<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> + </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> + <list> + <item> + <p> + Server now rejects, a not requested client cert, as an + incorrect handshake message and ends the connection.</p> + <p> + Own Id: OTP-13651</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Remove default support for DES cipher suites</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-13195</p> + </item> + <item> + <p> + Deprecate the function <c>crypto:rand_bytes</c> and make + sure that <c>crypto:strong_rand_bytes</c> is used in all + places that are cryptographically significant.</p> + <p> + Own Id: OTP-13214</p> + </item> + <item> + <p> + Better error handling of user error during TLS upgrade. + ERL-69 is solved by gen_statem rewrite of ssl + application.</p> + <p> + Own Id: OTP-13255</p> + </item> + <item> + <p> + Provide user friendly error message when crypto rejects a + key</p> + <p> + Own Id: OTP-13256</p> + </item> + <item> + <p> + Add ssl:getstat/1 and ssl:getstat/2</p> + <p> + Own Id: OTP-13415</p> + </item> + <item> + <p> + TLS distribution connections now allow specifying the + options <c>verify_fun</c>, <c>crl_check</c> and + <c>crl_cache</c>. See the documentation. GitHub pull req + #956 contributed by Magnus Henoch.</p> + <p> + Own Id: OTP-13429 Aux Id: Pull#956 </p> + </item> + <item> + <p> + Remove confusing error message when closing a distributed + erlang node running over TLS</p> + <p> + Own Id: OTP-13431</p> + </item> + <item> + <p> + Remove default support for use of md5 in TLS 1.2 + signature algorithms</p> + <p> + Own Id: OTP-13463</p> + </item> + <item> + <p> + ssl now uses gen_statem instead of gen_fsm to implement + the ssl connection process, this solves some timing + issues in addition to making the code more intuitive as + the behaviour can be used cleanly instead of having a lot + of workaround for shortcomings of the behaviour.</p> + <p> + Own Id: OTP-13464</p> + </item> + <item> + <p> + Phase out interoperability with clients that offer SSLv2. + By default they are no longer supported, but an option to + provide interoperability is offered.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-13465</p> + </item> + <item> + <p> + OpenSSL has functions to generate short (eight hex + digits) hashes of issuers of certificates and CRLs. These + hashes are used by the "c_rehash" script to populate + directories of CA certificates and CRLs, e.g. in the + Apache web server. Add functionality to let an Erlang + program find the right CRL for a given certificate in + such a directory.</p> + <p> + Own Id: OTP-13530</p> + </item> + <item> + <p> + Some legacy TLS 1.0 software does not tolerate the 1/n-1 + content split BEAST mitigation technique. Add a + beast_mitigation SSL option (defaulting to + one_n_minus_one) to select or disable the BEAST + mitigation technique.</p> + <p> + Own Id: OTP-13629</p> + </item> + <item> + <p> + Enhance error log messages to facilitate for users to + understand the error</p> + <p> + Own Id: OTP-13632</p> + </item> + <item> + <p> + Increased default DH params to 2048-bit</p> + <p> + Own Id: OTP-13636</p> + </item> + <item> + <p> + Propagate CRL unknown CA error so that public_key + validation process continues correctly and determines + what should happen.</p> + <p> + Own Id: OTP-13656</p> + </item> + <item> + <p> + Introduce a flight concept for handshake packages. This + is a preparation for enabling DTLS, however it can also + have a positive effects for TLS on slow and unreliable + networks.</p> + <p> + Own Id: OTP-13678</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 7.3.3</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Correct ssl:prf/5 to use the negotiated cipher suite's + prf function in ssl:prf/5 instead of the default prf.</p> + <p> + Own Id: OTP-13546</p> + </item> + <item> + <p> + Timeouts may have the value 0, guards have been corrected + to allow this</p> + <p> + Own Id: OTP-13635</p> + </item> + <item> + <p> + Change of internal handling of hash sign pairs as the + used one enforced to much restrictions making some valid + combinations unavailable.</p> + <p> + Own Id: OTP-13670</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Create a little randomness in sending of session + invalidation messages, to mitigate load when whole table + is invalidated.</p> + <p> + Own Id: OTP-13490</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 7.3.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Correct cipher suites conversion and gaurd expression. + Caused problems with GCM cipher suites and client side + option to set signature_algorithms extention values.</p> + <p> + Own Id: OTP-13525</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 7.3.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Corrections to cipher suite handling using the 3 and 4 + tuple format in addition to commit + 89d7e21cf4ae988c57c8ef047bfe85127875c70c</p> + <p> + Own Id: OTP-13511</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Make values for the TLS-1.2 signature_algorithms + extension configurable</p> + <p> + Own Id: OTP-13261</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 7.3</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Make sure there is only one poller validator at a time + for validating the session cache.</p> + <p> + Own Id: OTP-13185</p> + </item> + <item> + <p> + A timing related issue could cause ssl to hang, + especially happened with newer versions of OpenSSL in + combination with ECC ciphers.</p> + <p> + Own Id: OTP-13253</p> + </item> + <item> + <p> + Work around a race condition in the TLS distribution + start.</p> + <p> + Own Id: OTP-13268</p> + </item> + <item> + <p> + Big handshake messages are now correctly fragmented in + the TLS record layer.</p> + <p> + Own Id: OTP-13306</p> + </item> + <item> + <p> + Improve portability of ECC tests in Crypto and SSL for + "exotic" OpenSSL versions.</p> + <p> + Own Id: OTP-13311</p> + </item> + <item> + <p> + Certificate extensions marked as critical are ignored + when using verify_none</p> + <p> + Own Id: OTP-13377</p> + </item> + <item> + <p> + If a certificate doesn't contain a CRL Distribution + Points extension, and the relevant CRL is not in the + cache, and the <c>crl_check</c> option is not set to + <c>best_effort</c> , the revocation check should fail.</p> + <p> + Own Id: OTP-13378</p> + </item> + <item> + <p> + Enable TLS distribution over IPv6</p> + <p> + Own Id: OTP-13391</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Improve error reporting for TLS distribution</p> + <p> + Own Id: OTP-13219</p> + </item> + <item> + <p> + Include options from connect, listen and accept in + <c>connection_information/1,2</c></p> + <p> + Own Id: OTP-13232</p> + </item> + <item> + <p> + Allow adding extra options for outgoing TLS distribution + connections, as supported for plain TCP connections.</p> + <p> + Own Id: OTP-13285</p> + </item> + <item> + <p> + Use loopback as server option in TLS-distribution module</p> + <p> + Own Id: OTP-13300</p> + </item> + <item> + <p> + Verify certificate signature against original certificate + binary.</p> + <p> + This avoids bugs due to encoding errors when re-encoding + a decode certificate. As there exists several decode step + and using of different ASN.1 specification this is a risk + worth avoiding.</p> + <p> + Own Id: OTP-13334</p> + </item> + <item> + <p> + Use <c>application:ensure_all_started/2</c> instead of + hard-coding dependencies</p> + <p> + Own Id: OTP-13363</p> + </item> + </list> + </section> + +</section> + <section><title>SSL 7.2</title> <section><title>Fixed Bugs and Malfunctions</title> |