Fix SCTP SCTP_SS_VALUE kernel memory corruption and disclosure vulnerability
and SCTP stream reset vulnerability.

Security: FreeBSD-SA-15:02.kmem
Security: CVE-2014-8612
Security: FreeBSD-SA-15:03.sctp
Security: CVE-2014-8613
Approved by: so

MFC r267781:
Fix a bug in the setsockopt()-handling of the SCTP
specific option SCTP_PEER_ADDR_THLDS: Use the
provided address as intended.

MFC r267781:
Fix a bug which incorrectly allowed two listening SCTP sockets on
the same port bound to the wildcard address.

Approved by: re (gjb@)

MFC r267780:

Honor jails for unbound SCTP sockets when selecting source addresses,
reporting IP-addresses to the peer during the handshake, adding
addresses to the host, reporting the addresses via the sysctl
interface (used by netstat, for example) and reporting the
addresses to the application via socket options.
This issue was reported by Bernd Walter.

Approved by: re (glebius@)

Fix SCTP SCTP_SS_VALUE kernel memory corruption and disclosure vulnerability
and SCTP stream reset vulnerability.

Security: FreeBSD-SA-15:02.kmem
Security: CVE-2014-8612
Security: FreeBSD-SA-15:03.sctp
Security: CVE-2014-8613
Approved by: so

MFC r267781:
Fix a bug in the setsockopt()-handling of the SCTP
specific option SCTP_PEER_ADDR_THLDS: Use the
provided address as intended.

MFC r267781:
Fix a bug which incorrectly allowed two listening SCTP sockets on
the same port bound to the wildcard address.

Approved by: re (gjb@)

MFC r267780:

Honor jails for unbound SCTP sockets when selecting source addresses,
reporting IP-addresses to the peer during the handshake, adding
addresses to the host, reporting the addresses via the sysctl
interface (used by netstat, for example) and reporting the
addresses to the application via socket options.
This issue was reported by Bernd Walter.

Approved by: re (glebius@)