to fix DoS attack.

Thanks to Codenomicon for discovering this issue using Fuzz-o-Matic
fuzzing as a service testing platform.
(CVE-2012-2333)

Make sure tkeylen is initialised properly when encrypting CMS messages.

of digest algorithms, mosty SHA, on Power7. Mystery of century, why SHA,
why slower algorithm are affected more... [from HEAD].
PR: 2794
Submitted by: Ashley Lai

BUF_mem_grow and BUF_mem_grow_clean. Refuse attempts to shrink buffer
in CRYPTO_realloc_clean.

Thanks to Tavis Ormandy, Google Security Team, for discovering this
issue and to Adam Langley <agl@chromium.org> for fixing it. (CVE-2012-2110)

PR: 2793

PR: 2791
Submitted by: Ben Noordhuis

PR: 2790
Submitted by: Alexei Khlebnikov

PR: 2538

Submitted by: John Fitzgibbon <john_fitzgibbon@yahoo.com>

Time is always encoded as 4 bytes, not sizeof(Time).

PR: 2776

Fix memory leaks in 'goto err' cases.

the old code came from SSLeay days before TLS was even supported.

[from HEAD,1.0.1]

PR: 2435,2440

continue with symmetric decryption process to avoid leaking timing
information to an attacker.

Thanks to Ivan Nestlerode <inestlerode@us.ibm.com> for discovering
this issue. (CVE-2012-0884)

Submitted by: Robin Seggelmann <seggelmann@fh-muenster.de>

Fix DTLS timeout handling.

Submitted by: Robin Seggelmann <seggelmann@fh-muenster.de>

Reduce MTU after failed transmissions.

Submitted by: Robin Seggelmann <seggelmann@fh-muenster.de>

Fix possible DTLS timer deadlock.

Reported by: Dmitry Belyavsky <beldmit@gmail.com>

Fix memory leak if invalid GOST MAC key given.

Reported by: Dmitry Belyavsky <beldmit@gmail.com>

If resigning with detached content in CMS just copy data across.

Thanks to Ivan Nestlerode <inestlerode@us.ibm.com> for reporting this bug.

Reported by: Remi Gacogne <rgacogne-bugs@coredump.fr>

Preserve unused bits value in non-canonicalised ASN1_STRING structures
by using ASN1_STRING_copy which preseves flags.

Submitted by: Remi Gacogne <rgacogne-bugs@coredump.fr>

Fix double free in PKCS12_parse if we run out of memory.