kernel: sctp: Invalid chunks may be used to remotely remove existing associations

A flaw was found in the Linux SCTP stack. A blind attacker may be able to kill an existing SCTP association through invalid chunks if the attacker knows the IP-addresses and port numbers being used and the attacker can send packets with spoofed IP addresses...

kernel: Reachable BUG_ON from userspace in sctp_wait_for_sndbuf

It was reported that with Linux kernel, earlier than version v4.10-rc8, an application may trigger a BUGON in sctpwaitforsndbuf if the socket tx buffer is full, a thread is waiting on it to queue more data, and meanwhile another thread peels off the association being used by the first thread...