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Author SHA1 Message Date
Anderson Toshiyuki Sasaki
3025eeace3 client: Check if the library is initialized in ssh_connect() 
If the library is not initialized, SSH_ERROR is returned and the error
message is set properly.

Signed-off-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit e3e3a27863)
 2020-05-05 14:31:59 +02:00
Anderson Toshiyuki Sasaki
ffb0007768 client: Reformat ssh_connect() 
Signed-off-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 0f33eecc01)
 2020-05-05 14:31:58 +02:00
Anderson Toshiyuki Sasaki
a99b8a3979 init: Introduce internal is_ssh_initialized() 
The introduced function returns whether the library is initialized or
not.

Signed-off-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit dba2114ed7)
 2020-05-05 14:31:53 +02:00
Anderson Toshiyuki Sasaki
0a450f0251 init: Clarify the need to call ssh_{init, finalize}() 
When libssh is statically linked, it is necessary to explicitly call
ssh_init() before calling any other provided API.  It is also necessary
to call ssh_finalize() before exiting to free allocated resources.

Fixes T222

Signed-off-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit e3e52394c1)
 2020-05-05 14:31:49 +02:00
Andreas Schneider
9e9df61244 Bump version to 0.9.4 
Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
libssh-0.9.4 		2020-04-09 09:30:20 +02:00
Andreas Schneider
958afb1c6a CVE-2020-1730: Fix a possible segfault when zeroing AES-CTR key 
Fixes T213

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
(cherry picked from commit b36272eac1)
 2020-04-09 09:30:00 +02:00
Anderson Toshiyuki Sasaki
e510de0315 kex: Add support for diffie-hellman-group14-sha256 
Signed-off-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 9eb1ce88ae)
 2020-04-06 11:36:35 +02:00
Andreas Schneider
34c596182d dh-gex: Check return value of ssh_get_random() 
CID #1422162

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit d2f0d3270a)
 2020-04-06 11:36:33 +02:00
Andreas Schneider
1a18d9cce2 cmake: Fix building with threading support on MinGW 
Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
(cherry picked from commit a9a7c2dc29)
 2020-04-06 11:36:30 +02:00
Anderson Toshiyuki Sasaki
4c83d19c48 auth: Fix memory leak in ssh_userauth_publickey_auto() 
When a key is rejected, free the allocated memory before returning.

Signed-off-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 6bd2b93f43)
 2020-03-29 09:59:52 +02:00
Andreas Schneider
673bf1ff09 doc: Fix a doxygen warning 
Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit 46c54e5ddb)
 2020-03-27 13:15:30 +01:00
Andreas Schneider
fe1fe49617 doc: Make sure we parse the server and sftp documentation 
Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit bbfce454de)
 2020-03-27 13:15:28 +01:00
Andreas Schneider
316f46f833 doc: Add SSH auth callback to libssh_auth doc group 
Fixes T217

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit 3e5dc99198)
 2020-03-27 13:15:26 +01:00
Jon Simons
0dd71375e7 pki: fix pki_key_ecdsa_to_key_type thread-safety 
Resolves https://bugs.libssh.org/T214.

Signed-off-by: Jon Simons <jon@jonsimons.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit 3664ba2800)
 2020-02-11 10:16:00 +01:00
Andreas Schneider
9a10cef920 channels: Fix ssh_channel_poll_timeout() not returing available bytes 
Fixes T211

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
(cherry picked from commit 022409e99c)
 2020-01-23 11:03:44 +01:00
Jakub Jelen
6fcd0940e3 packet_crypt: Check return values from AEAD deciphering 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit e31e7b0406)
 2020-01-23 10:31:44 +01:00
Jakub Jelen
0c8dbf5c81 curve25519: Avoid memory leaks 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 6644f8ca3b)
 2020-01-23 10:31:38 +01:00
Anderson Toshiyuki Sasaki
a0aa62fffe gitlab-ci: Create obj directory for Windows builds 
The obj directory is not created anymore when the git repository is
cloned.  Create the directory during the build.

Also set the variable "ErrorActionPreference: STOP" to make the build to
fail if an error occurs.

Signed-off-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 7f5e14698f)
 2020-01-23 09:53:48 +01:00
Andreas Schneider
402c922a9e pki_crypto: Fix possible memory leak on error 
CID #1409680

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit 72498bac5f)
 2020-01-23 09:50:41 +01:00
Andreas Schneider
112e32ba86 messages: Add missing NULL check 
CID #1409678

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit 4b4f568a68)
 2020-01-23 09:50:35 +01:00
Andreas Schneider
e2c5f5c7d1 tests: Use correct assert function for ssh return codes 
CID #1398983

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit 6324014866)
 2020-01-23 09:50:33 +01:00
Jakub Jelen
6dcfa25c9b socket: Fix the error message 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 3a6751f3d2)
 2020-01-23 09:50:04 +01:00
Jakub Jelen
eed8d8e957 socket: Kill the proxy command if it still runs on disconnect 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit dd64980662)
 2020-01-23 09:50:01 +01:00
Jakub Jelen
1935e15cd4 pki_gcrypt: Warn about unsupported PEM export in gcrypt 
Based on the following mail thread:

https://www.libssh.org/archive/libssh/2019-12/0000027.html

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 24f450fed1)
 2020-01-23 09:49:52 +01:00
Jakub Jelen
238dbabef8 tests: Unbreak strict builds on Ubuntu 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 9d5616a18c)
 2020-01-23 09:49:45 +01:00
Jakub Jelen
ee7ee2404a libgcrypt: Do not leak memory with invalid key lengths 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 7e692ee1b6)
 2020-01-23 09:49:35 +01:00
Jakub Jelen
6205cad534 pki_gcrypt: Do not confuse static analyzers 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit dd54ffb2f1)
 2020-01-23 09:49:30 +01:00
Jakub Jelen
d5a37e2bf5 legacy,keys: Fix the macro conditions 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 3642224ee5)
 2020-01-23 09:49:26 +01:00
Jakub Jelen
226d2a16b0 mbedcrypto_missing: Always check return values 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 9b858f57c5)
 2020-01-23 09:49:22 +01:00
Jakub Jelen
46105f4aa6 mbedcrypto_missing: Avoid potential memory leaks as reported by csbuild 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 13c88a2e0a)
 2020-01-23 09:49:19 +01:00
Jakub Jelen
62f7004d5a pki_mbedtls: Avoid potential memory leaks 
reported by csbuild

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 059b6851dc)
 2020-01-23 09:49:16 +01:00
Jakub Jelen
d7358ee5a7 pki_mbedtls: Do not warn about unused arguments 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 71ba61cc5b)
 2020-01-23 09:49:12 +01:00
Jakub Jelen
ec8cedd803 options: Avoid needless assignment as reported by csbuild 
The error was

 src/options.c:971:13: warning: Value stored to 'u' is never read
 #            u = 0;
 #            ^   ~
 src/options.c:971:13: note: Value stored to 'u' is never read
 #            u = 0;
 #            ^   ~
 #  969|           case SSH_OPTIONS_KBDINT_AUTH:
 #  970|           case SSH_OPTIONS_GSSAPI_AUTH:
 #  971|->             u = 0;
 #  972|               if (value == NULL) {
 #  973|                   ssh_set_error_invalid(session);

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 30cc1568f4)
 2020-01-23 09:49:07 +01:00
Jakub Jelen
92124ae65a tests: Do not require strict host key checking in openssh 
as nothing really sets these keys up and they are probably preserverd
from some previous test, which is really not a good testing strategy.

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 8eda4165cf)
 2020-01-23 09:49:02 +01:00
Jakub Jelen
ea198fee43 tests: Avoid needless assignment as reported by csbuild 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 1563bddf88)
 2020-01-23 09:48:36 +01:00
Jakub Jelen
393cd36c01 kex: Avoid always-false comparisons as reported by csbuild 
/builds/jjelen/libssh-mirror/src/kex.c:360:17: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits] <--[cc]
  360 |         if (len < 0) {
      |                 ^
/builds/jjelen/libssh-mirror/src/kex.c:372:17: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits] <--[cc]
  372 |         if (len < 0) {
      |                 ^

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit e2841908fb)
 2020-01-23 09:48:32 +01:00
Aris Adamantiadis
93bf0ab6a3 tests: fix typos 
Signed-off-by: Aris Adamantiadis <aris@0xbadc0de.be>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 23c529c888)
 2020-01-23 09:47:57 +01:00
Jon Simons
251f60c031 curve25519: fix uninitialized arg to EVP_PKEY_derive 
Ensure that the `keylen` argument as provided to `EVP_PKEY_derive`
is initialized, otherwise depending on stack contents, the function
call may fail.

Fixes T205.

Signed-off-by: Jon Simons <jon@jonsimons.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit b94ecf18bd)
 2019-12-16 12:59:58 +01:00
Jakub Jelen
b33dcda94d torture: Accept whole pid_t range 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit d2a32ca6d3)
 2019-12-11 11:39:01 +01:00
Aris Adamantiadis
f0335d1b59 tests: bigger sshd config buffer (fixes #T180) 
Signed-off-by: Aris Adamantiadis <aris@0xbadc0de.be>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit e42307bbe3)
 2019-12-11 11:38:58 +01:00
Andreas Schneider
ed87c2221c include: Rename __unused__ to __attr_unused__ 
This avoids a collision with valgrind.h

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit 742d81ec5d)
 2019-12-11 11:38:56 +01:00
Jakub Jelen
ac2f4853bb init: Fix documentation about return values of void functions 
Fixes T203

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit b03818aaed)
 2019-12-11 11:38:54 +01:00
Andreas Schneider
64ce53fdba Bump version to 0.9.3 
Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
libssh-0.9.3 		2019-12-09 19:26:16 +01:00
Andreas Schneider
295739e0c8 cpack: Ignore patch files 
Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit ecc78ec154)
 2019-12-09 19:26:16 +01:00
Jakub Jelen
101ffd70a7 config: Ignore empty lines to avoid OOB array access 
Fixes T187

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 574690ae2e)
 2019-12-09 16:39:24 +01:00
Jakub Jelen
45878b131c tests: Check behavior of match_pattern() 
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit c7cacf986f)
 2019-12-09 16:39:22 +01:00
Jakub Jelen
21adb54dc6 match: Limit possible recursion when parsing wildcards to a sensible number 
Fixes T186

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 31f9c39479)
 2019-12-09 16:38:37 +01:00
Jakub Jelen
13fa009a2e match: Avoid recursion with many asterisks in pattern 
Partially fixes T186

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit cf0beff987)
 2019-12-09 16:38:37 +01:00
Andreas Schneider
8600015b3e pki: Fix possible information leak via uninitialized stack buffer 
Fixes T190

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit 178b53f924)
 2019-12-09 16:38:37 +01:00
Andreas Schneider
8f20ece14f pki_container_openssh: Initialize pointers to NULL 
Fixes T190

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit e065d2bb3f)
 2019-12-09 16:38:37 +01:00