[erlang-bugs] possible bug in ssl and/or public_key module (R13 and R14)

Filipe David Manana <>
Tue Sep 21 15:37:40 CEST 2010


Ingela,

After pulling your last commit, things advance a bit more, but still not
able to open the CAs file:

=INFO REPORT==== 21-Sep-2010::14:35:58 ===
SSL WARNING: Ignoring CA cert:
<<48,130,3,251,48,130,2,227,160,3,2,1,2,2,1,1,

48,13,6,9,42,134,72,134,247,13,1,1,5,5,0,48,

129,183,49,63,48,61,6,3,85,4,3,12,54,84,195,
                                 156,82,75,84,82,85,83,84,32,69,108,101,107,

116,114,111,110,105,107,32,83,101,114,116,105,

102,105,107,97,32,72,105,122,109,101,116,32,

83,97,196,159,108,97,121,196,177,99,196,177,

115,196,177,49,11,48,9,6,3,85,4,6,12,2,84,82,

49,15,48,13,6,3,85,4,7,12,6,65,78,75,65,82,65,

49,86,48,84,6,3,85,4,10,12,77,40,99,41,32,50,

48,48,53,32,84,195,156,82,75,84,82,85,83,84,

32,66,105,108,103,105,32,196,176,108,101,116,

105,197,159,105,109,32,118,101,32,66,105,108,

105,197,159,105,109,32,71,195,188,118,101,110,

108,105,196,159,105,32,72,105,122,109,101,116,

108,101,114,105,32,65,46,197,158,46,48,30,23,

13,48,53,48,53,49,51,49,48,50,55,49,55,90,23,

13,49,53,48,51,50,50,49,48,50,55,49,55,90,48,

129,183,49,63,48,61,6,3,85,4,3,12,54,84,195,
                                 156,82,75,84,82,85,83,84,32,69,108,101,107,

116,114,111,110,105,107,32,83,101,114,116,105,

102,105,107,97,32,72,105,122,109,101,116,32,

83,97,196,159,108,97,121,196,177,99,196,177,

115,196,177,49,11,48,9,6,3,85,4,6,12,2,84,82,

49,15,48,13,6,3,85,4,7,12,6,65,78,75,65,82,65,

49,86,48,84,6,3,85,4,10,12,77,40,99,41,32,50,

48,48,53,32,84,195,156,82,75,84,82,85,83,84,

32,66,105,108,103,105,32,196,176,108,101,116,

105,197,159,105,109,32,118,101,32,66,105,108,

105,197,159,105,109,32,71,195,188,118,101,110,

108,105,196,159,105,32,72,105,122,109,101,116,

108,101,114,105,32,65,46,197,158,46,48,130,1,

34,48,13,6,9,42,134,72,134,247,13,1,1,1,5,0,3,

130,1,15,0,48,130,1,10,2,130,1,1,0,202,82,5,

214,99,3,216,28,95,221,210,123,93,242,12,96,

97,91,107,59,116,43,120,13,125,69,189,34,116,
                                 232,140,3,193,198,17,42,61,149,188,169,148,

176,187,145,151,200,105,124,132,197,180,145,

108,108,19,106,164,85,173,164,133,232,149,126,

179,0,175,0,194,5,24,245,112,157,54,139,174,

203,228,27,129,127,147,136,251,106,85,187,125,

133,146,206,186,88,159,219,50,197,189,93,239,

34,74,47,65,7,126,73,97,179,134,236,78,166,65,
                                 110,132,188,3,236,245,59,28,200,31,194,238,

168,238,234,18,74,141,20,207,243,10,224,80,57,

249,8,53,248,17,89,173,231,34,234,75,202,20,6,

222,66,186,178,153,243,45,84,136,16,6,234,225,

26,62,61,103,31,251,206,251,124,130,232,17,93,

74,193,185,20,234,84,217,102,155,124,137,125,

4,154,98,201,233,82,60,158,156,239,210,245,38,

228,230,229,24,124,139,110,223,108,204,120,91,

79,114,178,203,92,63,140,5,141,209,76,140,173,

146,199,225,120,127,101,108,73,6,80,44,158,50,
                                 194,215,74,198,117,138,89,78,117,111,71,94,

193,2,3,1,0,1,163,16,48,14,48,12,6,3,85,29,19,

4,5,48,3,1,1,255,48,13,6,9,42,134,72,134,247,

13,1,1,5,5,0,3,130,1,1,0,21,245,85,255,55,150,

128,89,33,164,252,161,21,76,32,246,212,95,218,

3,36,252,207,144,26,244,33,10,154,238,58,177,
                                 106,239,239,248,96,209,76,54,102,69,29,243,

102,2,116,4,123,146,48,168,222,10,118,15,239,
                                 149,110,189,201,55,230,26,13,172,137,72,91,
                                 204,131,54,194,245,70,92,89,130,86,180,213,
                                 254,35,180,216,84,28,68,171,196,167,229,20,

206,60,65,97,124,67,230,205,196,129,9,139,36,

251,84,37,214,22,168,150,12,103,7,111,179,80,

71,227,28,36,40,221,42,152,164,97,254,219,234,

18,55,188,1,26,52,133,189,110,79,231,145,114,

7,68,133,30,88,202,84,68,221,247,172,185,203,

137,33,114,219,143,192,105,41,151,42,163,174,

24,35,151,28,65,42,139,124,42,193,124,144,232,

169,40,192,211,145,198,173,40,135,64,104,181,

255,236,167,210,211,56,24,156,211,125,105,93,

240,198,165,30,36,27,163,71,252,105,7,104,231,

228,154,180,237,15,161,135,135,2,206,135,210,

72,78,225,188,255,203,241,114,146,68,100,3,37,
                                 234,222,91,110,159,201,242,78,172,221,199>>
 Due to decoding error:{badmatch,
                        {error,
                         {asn1,
                          {{case_clause,19},
                           [{'OTP-PUB-KEY',
                             check_and_convert_restricted_string,5},
                            {'OTP-PUB-KEY',decode,2},
                            {pubkey_cert_records,transform,2},
                            {lists,map,2},
                            {lists,map,2},
                            {pubkey_cert_records,transform,2},
                            {pubkey_cert_records,decode_tbs,1},
                            {pubkey_cert_records,decode_cert,1}]}}}}


=ERROR REPORT==== 21-Sep-2010::14:35:58 ===
SSL: certify_certificate: ./ssl_handshake.erl:584:Fatal error: handshake
failure
** exception error: no match of right hand side value {error,esslconnect}
     in function  ssl_test:test/0


cheers

On Tue, Sep 21, 2010 at 1:07 PM, Ingela Anderton Andin <
> wrote:

> Hi!
>
> Filipe David Manana wrote:
>
>> On Mon, Sep 20, 2010 at 2:47 PM, Ingela Anderton Andin <
>> > wrote:
>>
>>
>>
>>> So I definitely consider this a regression :(
>>>    The weird thing is that I can use this certificates file with the old
>>> ssl
>>> implementation (default on R13 and R12 releases) on R13B03 and R13B04 at
>>> least.
>>> Well the thing is that the old ssl-implementation only is an erlang-glue
>>> that leaves the most things up to the underlaying openssl implementation,
>>> but the new ssl
>>> only uses openssl crypto library and takes care the ssl protocol
>>> fsm-machinery and  certificate  handling on its own. This makes many
>>> things
>>> much easier to implement
>>> and removes the bottleneck enforced by the glue, and also lessens the
>>> required resource allocation. Of course this may cause new bugs
>>> occasionally
>>> and we fix them
>>> as fast as we can.
>>> If you want to try out the latest changes to fix the DSS-Params bug you
>>> can
>>> get the branch ia/ssl-asn1-spec-dss-params at my github account
>>> :IngelaAndin/otp.git
>>>
>>>
>>
>>
>> Hi,
>>
>> Ingela, I tried your git branch  ssl-asn1-spec-dss-params but
>> unfortunatelly
>> I still get an exception:
>>
>> =ERROR REPORT==== 21-Sep-2010::11:57:03 ===
>> SSL: 1060: error:{error,
>>                     {asn1,
>>                         {{case_clause,19},
>>                          [{'OTP-PUB-KEY',
>>                               check_and_convert_restricted_string,5},
>>                           {'OTP-PUB-KEY',decode,2},
>>                           {pubkey_cert_records,transform,2},
>>                           {lists,map,2},
>>                           {lists,map,2},
>>                           {pubkey_cert_records,transform,2},
>>                           {pubkey_cert_records,decode_tbs,1},
>>                           {pubkey_cert_records,decode_cert,2}]}}}
>> /home/fdmanana/tmp/ibrowse-test/ca-certificates.crt
>>  []
>>
>> ** exception error: no match of right hand side value {error,ecacertfile}
>>
>>
>>
>>
>
> Yes I get this too, it seems to be that one of the certificates in the file
> has a field that is utf8-encoded but the asn-1-spec says that it should
> be a "printableString".  I do not know if openssl tries to decode it, it
> might
> not until it is used, and it might not be. Erlang ssl caches all cert in
> the ca-file.
> I have now made new ssl more tolerant so that it
> will ignore such ca-certs, that does not follow the spec.  I have pushed
> the change to
> the ia/ssl-asn1-spec-dss-params branch.
>
>
>  And btw, with the old ssl implementation, using a ssl socket in {active,
>> once} mode, I receive very often an error like this:
>>
>> [Thu, 16 Sep 2010 00:10:34 GMT] [error] [<0.604.0>] ** Generic server
>> <0.604.0> terminating
>> ** Last message in was {tcp,#Port<0.2288>,
>>
>>
>>  <<"\r\n6d\r\n,\n{\"seq\":70,\"id\":\"97b36d5003934d0c9dd58057b05fa167\",\"changes\":[{\"rev\":\"1-0d6deda5b380ae207ba87a7a3a32d0a1\"}]}\r\n6d\r\n,\n{\"seq\":71,\"id\":\"8a1c475b8dc5426e9172d6b970ae7c03\",\"changes\":[{\"rev\":\"1-72851f645fb6ab77f36866cbe505d82c\"}]}\r\n6d\r\n,\n{\"seq\":72,\"id\":\"fdb1d5b1c5b24ce481463ad668c13c40\",\"changes\":[{\"rev\":\"1-c37b5444eec8375631c326a0e77ca427\"}]}\r\n6d\r\n,\n{\"seq\":73,\"id\":\"b612465dafc44699b09d8bef5d4d4d8d\",\"changes\":[{\"rev\":\"1-be951f78ba830f5a1002abe0ce479c2d\"}]}\r\n6d\r\n,\n{\"seq\":74,\"id\":\"d2c2b5a771ef4b57b6d58fce2808cf7c\",\"changes\":[{\"rev\":\"1-c628443ff4dd7c3d9b4fd226727e2841\"}]}\r\n6d\r\n,\n{\"seq\":75,\"id\":\"8d669c377f08442981ce2d18a21d920b\",\"changes\":[{\"rev\":\"1-6db3a14c76701b87b0686412093ac103\"}]}\r\n6d\r\n,\n{\"seq\":76,\"id\":\"367bf0948d9d459582d187c9232844b8\",\"changes\":[{\"rev\":\"1-16ae7cf1c04c4f7c024493de1f18c8ed\"}]}\r\n6d\r\n,\n{\"seq\":77,\"id\":\"f2c805327ae740098e5db221c3f27b4b\",\"changes\":[{\"rev\":\"1-b22aa541f7e353a4cd430a9293239c77\"}]}\r\n6d\r\n,\n{\"seq\":78,\"id\":\"6ddf8033cec845c8986ee4bd03ff8ed6\",\"changes\":[{\"rev\":\"1-23f5957d250f5079277e6e4a86def1f1\"}]}\r\n6d\r\n,\n{\"seq\":79,\"id\":\"738365bd4fed44158516211847c13616\",\"changes\":[{\"rev\":\"1-6dcd375366f107fb2575c8eda6c6bdec\"}]}\r\n6d\r\n,\n{\"seq\":80,\"id\":\"2d66c797761b4506934d00b2fd260f90\",\"changes\":[{\"rev\":\"1-cc7dddd31fd753a9b4577607ce321cef\"}]}\r\n6d\r\n,\n{\"seq\":81,\"id\":\"0c01c012d4f540a3a015d57681a0af4f\",\"changes\":[{\"rev\":\"1-ff288fbba546fbfbf78c602e2fa39ea2\"}]}\r\n6d\r\n,\n{\"seq\":82,\"id\":\"dc8a7ff04d37428ea83c3515a801bd32\",\"changes\":[{\"rev\":\"1-2">>}
>> ** When Server state ==
>> {st,connector,<0.119.0>,<0.603.0>,<0.603.0>,11,false,
>>                           [{mode,binary},
>>                             {nodelay,true},
>>                            {active,once},
>>                             {packet,0},
>>                            {ip,{0,0,0,0}},
>>                             {verify,0},
>>                            {depth,1}],
>>                            {sslsocket,11,<0.604.0>},
>>                           #Port<0.2288>,nil,open,false,false}
>>
>>
>> The data, third argument of the tuple, is what is supposed to be. However
>> the ssl module trows that exception (since it was expecting to receive
>> only
>> messages like {ssl, Socket, Data}). Is this a known issue?
>>
>>
>>
>>
>
> Humm ... not that I know of.  We are aiming to remove the old
> ssl-implementation as soon as the new one is compleate enough and
> in first hand we do not fix things in the old implementation.
>
>
> Regards Ingela Erlang/OTP team - Ericsson AB
>
>
>
>
>
> ________________________________________________________________
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>
>


-- 
Filipe David Manana,
, 

"Reasonable men adapt themselves to the world.
 Unreasonable men adapt the world to themselves.
 That's why all progress depends on unreasonable men."


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