Check for error return in BN_div_word().

Reviewed-by: Tim Hudson <tjh@openssl.org>
(cherry picked from commit 8b9afbc0)

RT#4530

Reviewed-by: Tim Hudson <tjh@openssl.org>
(cherry picked from commit 7123aa81)

Thanks to Hanno Böck for reporting this bug.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 39a43280)

Conflicts:
	crypto/pkcs12/p12_utl.c

Fix error path leaks in a2i_ASN1_STRING(), a2i_ASN1_INTEGER() and
a2i_ASN1_ENUMERATED().

Thanks to Shi Lei for reporting these issues.

Reviewed-by: Rich Salz <rsalz@openssl.org>

GH: #1322
(cherry picked from commit 5e3553c2

)

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Stephen Henson <steve@openssl.org>

Thanks to Shi Lei for reporting this bug.

Reviewed-by: Rich Salz <rsalz@openssl.org>

Thanks to Shi Lei for reporting this issue.

Reviewed-by: Rich Salz <rsalz@openssl.org>

Thanks to Shi Lei for reporting this issue.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 20fc103f)

Conflicts:
	include/openssl/ts.h

Because proxy certificates typically come without any CRL information,
trying to check revocation on them will fail.  Better not to try
checking such information for them at all.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 790555d6)

Use correct length in old ASN.1 indefinite length sequence decoder
(only used by SSL_SESSION).

This bug was discovered by Hanno Böck using libfuzzer.

Reviewed-by: Rich Salz <rsalz@openssl.org>

Reviewed-by: Rich Salz <rsalz@openssl.org>

Reviewed-by: Richard Levitte <levitte@openssl.org>
(cherry picked from commit e9f17097)

Reviewed-by: Richard Levitte <levitte@openssl.org>
(cherry picked from commit 56f9953c)

Thanks to David Benjamin <davidben@google.com> for reporting this bug.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit e032117d)

Reviewed-by: Dr. Stephen Henson <steve@openssl.org>

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 976ef6ad)

Conflicts:
	crypto/evp/bio_enc.c

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit ee6ce5cc)

Conflicts:
	crypto/evp/bio_enc.c

If two CRLs are equivalent then use the one with a later lastUpdate field:
this will result in the newest CRL available being used.

RT#4615

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 626aa248)

RT#4511

Reviewed-by: Matt Caswell <matt@openssl.org>

TS_OBJ_print_bio() misuses OBJ_txt2obj: it should print the result
as a null terminated buffer. The length value returned is the total
length the complete text reprsentation would need not the amount of
data written.

CVE-2016-2180

Thanks to Shi Lei for reporting this bug.

Reviewed-by: Matt Caswell <matt@openssl.org>
(cherry picked from commit 0ed26acc)

RT#4603

Reviewed-by: Rich Salz <rsalz@openssl.org>

There are two failure cases for OCSP_request_add_id():
1. OCSP_ONEREQ_new() failure, where |cid| is not freed
2. sk_OCSP_ONEREQ_push() failure, where |cid| is freed

This changes makes the error behavior consistent, such that |cid| is
not freed when sk_OCSP_ONEREQ_push() fails. OpenSSL only takes
ownership of |cid| when the function succeeds.

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1289)
(cherry picked from commit 415e7c48)

RT#4600

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 52eede5a)

Conflicts:
	ssl/s3_lib.c

RT#4610

Reviewed-by: Rich Salz <rsalz@openssl.org>

Extended alg_print() in pkcs12 utility to support PBES2 algorithms.

RT#4588

Reviewed-by: Rich Salz <rsalz@openssl.org>

If underlying type is boolean don't check field is NULL.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit ad72d9fd)

The ASN.1 BIGNUM type needs to be handled in a custom way as it is
not a generic ASN1_STRING type.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 3cea73a7)

Conflicts:
	crypto/asn1/x_bignum.c

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 28e90f69)

RT#4611

Reviewed-by: Stephen Henson <steve@openssl.org>
(cherry picked from commit b8a7bd83)

We shouldn't allow both "-tls1" and "-tls1_2", or "-tls1" and "-no_tls1_2".
The only time multiple flags are allowed is where they are all "-no_<prot>".

This fixes Github Issue #1268

Reviewed-by: Rich Salz <rsalz@openssl.org>

Reviewed-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1293)

Reviewed-by: Tim Hudson <tjh@openssl.org>
(cherry picked from commit b3858896)

cryptodev engine is initialized together with the other engines in
ENGINE_load_builtin_engines. The initialization done through
OpenSSL_add_all_algorithms is redundant.

Signed-off-by: Cristian Stoica <cristian.stoica@nxp.com>

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>

We calculate the size required for the ServerKeyExchange message and then
call BUF_MEM_grow_clean() on the buffer. However we fail to take account of
2 bytes required for the signature algorithm and 2 bytes for the signature
length, i.e. we could overflow by 4 bytes. In reality this won't happen
because the buffer is pre-allocated to a large size that means it should be
big enough anyway.

Addresses an OCAP Audit issue.

Reviewed-by: Rich Salz <rsalz@openssl.org>

Even though it's hard to imagine, it turned out that upper half of
arguments passed to V8+ subroutine can be non-zero.

["n" pseudo-instructions, such as srln being srl in 32-bit case and
srlx in 64-bit one, were implemented in binutils 2.10. It's assumed
that Solaris assembler implemented it around same time, i.e. 2000.]

Reviewed-by: Richard Levitte <levitte@openssl.org>
(cherry picked from commit f198cc43)

Ensure things really do get cleared when we intend them to.

Addresses an OCAP Audit issue.

Reviewed-by: Andy Polyakov <appro@openssl.org>

Reviewed-by: Rich Salz <rsalz@openssl.org>

While travelling up the certificate chain, the internal
proxy_path_length must be updated with the pCPathLengthConstraint
value, or verification will not work properly.  This corresponds to
RFC 3820, 4.1.4 (a).

Reviewed-by: Rich Salz <rsalz@openssl.org>

The subject name MUST be the same as the issuer name, with a single CN
entry added.

RT#1852

Reviewed-by: Rich Salz <rsalz@openssl.org>

RAND_pseudo_bytes() allows random data to be returned even in low entropy
conditions. Sometimes this is ok. Many times it is not. For the avoidance
of any doubt, replace existing usage of RAND_pseudo_bytes() with
RAND_bytes().

Reviewed-by: Rich Salz <rsalz@openssl.org>