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Commit Graph

9566 Commits

Author SHA1 Message Date
Patrick Monnerat
0401734dfd mime: keep "text/plain" content type if user-specified.
Include test cases in 554, 587, 650.

Fixes https://github.com/curl/curl/issues/1986
2017-10-12 19:36:16 +01:00
Artak Galoyan
5505df7d24 url: Update current connection SSL verify params in setopt
Now VERIFYHOST, VERIFYPEER and VERIFYSTATUS options change during active
connection updates the current connection's (i.e.'connectdata'
structure) appropriate ssl_config (and ssl_proxy_config) structures
variables, making these options effective for ongoing connection.

This functionality was available before and was broken by the
following change:
"proxy: Support HTTPS proxy and SOCKS+HTTP(s)"
CommitId: cb4e2be7c6.

Bug: https://github.com/curl/curl/issues/1941

Closes https://github.com/curl/curl/pull/1951
2017-10-11 03:14:26 -04:00
David Benjamin
de7597f155
openssl: don't use old BORINGSSL_YYYYMM macros
Those were temporary things we'd add and remove for our own convenience
long ago. The last few stayed around for too long as an oversight but
have since been removed. These days we have a running
BORINGSSL_API_VERSION counter which is bumped when we find it
convenient, but 2015-11-19 was quite some time ago, so just check
OPENSSL_IS_BORINGSSL.

Closes #1979
2017-10-11 08:12:19 +02:00
Daniel Stenberg
38ab7b4ccb
smtp_done: free data before returning (on send failure)
... as otherwise it could leak that memory.

Detected by OSS-fuzz:
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3600

Assisted-by: Max Dymond
Closes #1977
2017-10-10 22:56:50 +02:00
Daniel Stenberg
ecf21c551f
FTP: URL decode path for dir listing in nocwd mode
Reported-by: Zenju on github

Test 244 added to verify
Fixes #1974
Closes #1976
2017-10-10 15:02:38 +02:00
Daniel Stenberg
62a721ea47
openssl: enable PKCS12 support for !BoringSSL
Enable PKCS12 for all non-boringssl builds without relying on configure
or cmake checks.

Bug: https://curl.haxx.se/mail/lib-2017-10/0007.html
Reported-by: Christian Schmitz
Closes #1948
2017-10-09 11:29:53 +02:00
Patrick Monnerat
06cb8adde2 mime: properly unbind mime structure in curl_mime_free().
This allows freeing a mime structure bound to the easy handle before
curl_easy_cleanup().

Fixes #1970.
2017-10-09 01:26:27 +01:00
Daniel Stenberg
232dffcf24
RTSP: avoid integer overflow on funny RTSP response
... like a very large non-existing RTSP version number.

Added test 577 to verify.

Detected by OSS-fuzz.
Closes #1969
2017-10-09 00:41:48 +02:00
Patrick Monnerat
ebcbed3821 mime: refuse to add subparts to one of their own descendants.
Reported-by: Alexey Melnichuk
Fixes #1962
2017-10-08 18:49:52 +01:00
Patrick Monnerat
112ea5adb6 mime: avoid resetting a part's encoder when part's contents change. 2017-10-08 18:43:13 +01:00
Patrick Monnerat
b557182db1 mime: improve unbinding top multipart from easy handle.
Also avoid dangling pointers in referencing parts.
2017-10-08 18:38:34 +01:00
Patrick Monnerat
93e62adde8 mime: be tolerant about setting twice the same header list in a part. 2017-10-08 16:20:13 +01:00
Daniel Stenberg
b2df2d47e5
Revert "multi_done: wait for name resolve to finish if still ongoing"
This reverts commit f3e03f6c0a.

Caused memory leaks in the fuzzer, needs to be done differently.

Disable test 1553 for now too, as it causes memory leaks without this
commit!
2017-10-08 00:55:10 +02:00
Daniel Stenberg
1e552535e1
remove_handle: call multi_done() first, then clear dns cache pointer
Closes #1960
2017-10-07 23:54:33 +02:00
Daniel Stenberg
f3e03f6c0a
multi_done: wait for name resolve to finish if still ongoing
... as we must clean up memory.
2017-10-07 17:54:41 +02:00
Daniel Stenberg
5b54df06d2
pingpong: return error when trying to send without connection
When imap_done() got called before a connection is setup, it would try
to "finish up" and dereffed a NULL pointer.

Test case 1553 managed to reproduce. I had to actually use a host name
to try to resolve to slow it down, as using the normal local server IP
will make libcurl get a connection in the first curl_multi_perform()
loop and then the bug doesn't trigger.

Fixes #1953
Assisted-by: Max Dymond
2017-10-07 00:20:31 +02:00
Marcel Raad
202189ff2c
vtls: fix warnings with --disable-crypto-auth
When CURL_DISABLE_CRYPTO_AUTH is defined, Curl_none_md5sum's parameters
are not used.
2017-10-06 19:01:19 +02:00
Daniel Stenberg
7f1140c8bf
multi_cleanup: call DONE on handles that never got that
... fixes a memory leak with at least IMAP when remove_handle is never
called and the transfer is abruptly just abandoned early.

Test 1552 added to verify

Detected by OSS-fuzz
Assisted-by: Max Dymond
Closes #1954
2017-10-06 16:48:39 +02:00
Benbuck Nason
454dae0092
strtoofft: Remove extraneous null check
Fixes #1950: curlx_strtoofft() doesn't fully protect against null 'str'
argument.

Closes #1952
2017-10-06 14:49:28 +02:00
Daniel Stenberg
2dcc378381
openssl: fix build without HAVE_OPAQUE_EVP_PKEY
Reported-by: Javier Sixto
Fixes #1955
Closes #1956
2017-10-06 14:42:40 +02:00
Viktor Szakats
24bba40456 lib/config-win32.h: let SMB/SMBS be enabled with OpenSSL/NSS
The source code is now prepared to handle the case when both
Win32 Crypto and OpenSSL/NSS crypto backends are enabled
at the same time, making it now possible to enable `USE_WIN32_CRYPTO`
whenever the targeted Windows version supports it. Since this
matches the minimum Windows version supported by curl
(Windows 2000), enable it unconditionally for the Win32 platform.

This in turn enables SMB (and SMBS) protocol support whenever
Win32 Crypto is available, regardless of what other crypto backends
are enabled.

Ref: https://github.com/curl/curl/pull/1840#issuecomment-325682052

Closes https://github.com/curl/curl/pull/1943
2017-10-06 07:37:42 +00:00
Daniel Stenberg
7bc5308db3
build: fix --disable-crypto-auth
Reported-by: Wyatt O'Day
Fixes #1945
Closes #1947
2017-10-05 14:06:23 +02:00
Nick Zitzmann
3e492e03b3 darwinssl: add support for TLSv1.3
Closes https://github.com/curl/curl/pull/1794
2017-10-05 00:51:38 -04:00
Viktor Szakats
aaa16f8025 lib/Makefile.m32: allow customizing dll suffixes
- New `CURL_DLL_SUFFIX` envvar will add a suffix to the generated
  libcurl dll name. Useful to add `-x64` to 64-bit builds so that
  it can live in the same directory as the 32-bit one. By default
  this is empty.

- New `CURL_DLL_A_SUFFIX` envvar to customize the suffix of the
  generated import library (implib) for libcurl .dll. It defaults
  to `dll`, and it's useful to modify that to `.dll` to have the
  standard naming scheme for mingw-built .dlls, i.e. `libcurl.dll.a`.

Closes https://github.com/curl/curl/pull/1942
2017-10-04 15:57:19 +00:00
Daniel Stenberg
120d963a64
failf: skip the sprintf() if there are no consumers
Closes #1936
2017-10-04 14:48:06 +02:00
Daniel Stenberg
a69a4d222d
ftp: UBsan fixup 'pointer index expression overflowed'
Closes #1939
2017-10-04 14:47:09 +02:00
Michael Kaufmann
5f1fa5827d idn: fix source code comment 2017-10-03 18:46:50 +02:00
Michael Kaufmann
9d3dde37a8 vtls: compare and clone ssl configs properly
Compare these settings in Curl_ssl_config_matches():
- verifystatus (CURLOPT_SSL_VERIFYSTATUS)
- random_file (CURLOPT_RANDOM_FILE)
- egdsocket (CURLOPT_EGDSOCKET)

Also copy the setting "verifystatus" in Curl_clone_primary_ssl_config(),
and copy the setting "sessionid" unconditionally.

This means that reusing connections that are secured with a client
certificate is now possible, and the statement "TLS session resumption
is disabled when a client certificate is used" in the old advisory at
https://curl.haxx.se/docs/adv_20170419.html is obsolete.

Reviewed-by: Daniel Stenberg

Closes #1917
2017-10-03 18:08:50 +02:00
Michael Kaufmann
c4ebd8b46d proxy: read the "no_proxy" variable only if necessary
Reviewed-by: Daniel Stenberg

Closes #1919
2017-10-03 18:04:42 +02:00
Daniel Stenberg
5ff2c5ff25
FTP: zero terminate the entry path even on bad input
... a single double quote could leave the entry path buffer without a zero
terminating byte. CVE-2017-1000254

Test 1152 added to verify.

Reported-by: Max Dymond
Bug: https://curl.haxx.se/docs/adv_20171004.html
2017-10-02 07:50:17 +02:00
Daniel Stenberg
8392a0cf61
cookie: fix memory leak if path was set twice in header
... this will let the second occurance override the first.

Added test 1161 to verify.

Reported-by: Max Dymond
Fixes #1932
Closes #1933
2017-09-30 23:40:50 +02:00
Dan Fandrich
df7839b68c Set and use more necessary options when some protocols are disabled
When curl and libcurl are built with some protocols disabled, they stop
setting and receiving some options that don't make sense with those
protocols.  In particular, when HTTP is disabled many options aren't set
that are used only by HTTP.  However, some options that appear to be
HTTP-only are actually used by other protocols as well (some despite
having HTTP in the name) and should be set, but weren't. This change now
causes some of these options to be set and used for more (or for all)
protocols. In particular, this fixes tests 646 through 649 in an
HTTP-disabled build, which use the MIME API in the mail protocols.
2017-09-30 02:10:54 +02:00
Daniel Stenberg
20ea22ff73
cookie: fix memory leak on oversized rejection
Regression brought by 2bc230de63

Detected by OSS-fuzz: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3513
Assisted-by: Max Dymond

Closes #1930
2017-09-29 12:06:34 +02:00
Anders Bakken
49d75a4c15
connect: fix race condition with happy eyeballs timeout
The timer should be started after conn->connecttime is set. Otherwise
the timer could expire without this condition being true:

    /* should we try another protocol family? */
    if(i == 0 && conn->tempaddr[1] == NULL &&
      curlx_tvdiff(now, conn->connecttime) >= HAPPY_EYEBALLS_TIMEOUT) {

Ref: #1928
2017-09-29 08:51:59 +02:00
Michael Kaufmann
eac324f284 http: add custom empty headers to repeated requests
Closes #1920
2017-09-28 21:25:22 +02:00
Michael Kaufmann
284d06df9e reuse_conn: don't copy flags that are known to be equal
A connection can only be reused if the flags "conn_to_host" and
"conn_to_port" match. Therefore it is not necessary to copy these flags
in reuse_conn().

Closes #1918
2017-09-28 21:18:02 +02:00
Jay Satiro
953b5c4e26 ntlm: move NTLM_NEEDS_NSS_INIT define into core NTLM header
.. and include the core NTLM header in all NTLM-related source files.

Follow up to 6f86022. Since then http_ntlm checks NTLM_NEEDS_NSS_INIT
but did not include vtls.h where it was defined.

Closes https://github.com/curl/curl/pull/1911
2017-09-23 13:58:14 -04:00
Daniel Stenberg
afbdc96638
file_range: avoid integer overflow when figuring out byte range
When trying to bump the value with one and the value is already at max,
it causes an integer overflow.

Closes #1908
Detected by oss-fuzz:
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3465

Assisted-by: Max Dymond
2017-09-23 18:21:15 +02:00
Viktor Szakats
6f86022df2 ntlm: use strict order for SSL backend #if branches
With the recently introduced MultiSSL support multiple SSL backends
can be compiled into cURL That means that now the order of the SSL

One option would be to use the same SSL backend as was configured
via `curl_global_sslset()`, however, NTLMv2 support would appear
to be available only with some SSL backends. For example, when
eb88d778e (ntlm: Use Windows Crypt API, 2014-12-02) introduced
support for NTLMv1 using Windows' Crypt API, it specifically did
*not* introduce NTLMv2 support using Crypt API at the same time.

So let's select one specific SSL backend for NTLM support when
compiled with multiple SSL backends, using a priority order such
that we support NTLMv2 even if only one compiled-in SSL backend can
be used for that.

Ref: https://github.com/curl/curl/pull/1848
2017-09-22 19:01:28 +00:00
Daniel Stenberg
3b05f79ef8
imap: quote atoms properly when escaping characters
Updates test 800 to verify

Fixes #1902
Closes #1903
2017-09-22 14:43:37 +02:00
Daniel Stenberg
b8e0fe19ec
vtls: provide curl_global_sslset() even in non-SSL builds
... it just returns error:

Bug: 1328f69d53 (commitcomment-24470367)
Reported-by: Marcel Raad

Closes #1906
2017-09-22 12:09:13 +02:00
Patrick Monnerat
ee56fdb691 form/mime: field names are not allowed to contain zero-valued bytes.
Also suppress length argument of curl_mime_name() (names are always
zero-terminated).
2017-09-22 01:08:29 +01:00
Dirk Feytons
fa9482ab09
openssl: only verify RSA private key if supported
In some cases the RSA key does not support verifying it because it's
located on a smart card, an engine wants to hide it, ...
Check the flags on the key before trying to verify it.
OpenSSL does the same thing internally; see ssl/ssl_rsa.c

Closes #1904
2017-09-21 20:17:06 +02:00
Patrick Monnerat
a7bcf274cc mime: rephrase the multipart output state machine (#1898) ...
... in hope coverity will like it much.
2017-09-20 14:06:47 +01:00
Patrick Monnerat
f304201868 mime: fix an explicit null dereference (#1899) 2017-09-20 12:01:11 +01:00
Daniel Stenberg
1e548f7784
smtp: fix memory leak in OOM
Regression since ce0881edee

Coverity CID 1418139 and CID 1418136 found it, but it was also seen in
torture testing.
2017-09-20 11:33:46 +02:00
Pavel P
5fe85587cc
cookies: use lock when using CURLINFO_COOKIELIST
Closes #1896
2017-09-19 23:48:48 +02:00
Daniel Stenberg
bec50cc285
mime:escape_string minor clarification change
... as it also removes a warning with old gcc versions.

Bug: https://curl.haxx.se/mail/lib-2017-09/0049.html
Reported-by: Ben Greear
2017-09-18 23:15:41 +02:00
Daniel Stenberg
2bc230de63
cookies: reject oversized cookies
... instead of truncating them.

There's no fixed limit for acceptable cookie names in RFC 6265, but the
entire cookie is said to be less than 4096 bytes (section 6.1). This is
also what browsers seem to implement.

We now allow max 5000 bytes cookie header. Max 4095 bytes length per
cookie name and value. Name + value together may not exceed 4096 bytes.

Added test 1151 to verify

Bug: https://curl.haxx.se/mail/lib-2017-09/0062.html
Reported-by: Kevin Smith

Closes #1894
2017-09-18 22:55:50 +02:00
Jay Satiro
6d436642dd socks: fix incorrect port number in SOCKS4 error message
Prior to this change it appears the SOCKS5 port parsing was erroneously
used for the SOCKS4 error message, and as a result an incorrect port
would be shown in the error message.

Bug: https://github.com/curl/curl/issues/1892
Reported-by: Jackarain@users.noreply.github.com
2017-09-18 03:07:57 -04:00