src/usr.bin/ssh/PROTOCOL - diff

Return to PROTOCOL CVS log

Up to [local] / src / usr.bin / ssh

version 1.53, 2023/12/20 00:06:25

version 1.54, 2024/01/08 04:10:03

Line 152

name in a peer's KEXINIT packet, it MUST make the following changes to

the protocol:

a) During initial KEX, terminate the connection if any unexpected or

a) During initial KEX, terminate the connection if out-of-sequence

out-of-sequence packet is received. This includes terminating the

packet or any message that is not strictly required by KEX is

connection if the first packet received is not SSH2_MSG_KEXINIT.

received. This includes terminating the connection if the first

Unexpected packets for the purpose of strict KEX include messages

packet received is not SSH2_MSG_KEXINIT. Unexpected packets for

that are otherwise valid at any time during the connection such as

the purpose of strict KEX include messages that are otherwise

SSH2_MSG_DEBUG and SSH2_MSG_IGNORE.

valid at any time during the connection such as SSH2_MSG_DEBUG,

SSH2_MSG_IGNORE or SSH2_MSG_UNIMPLEMENTED.

b) After sending or receiving a SSH2_MSG_NEWKEYS message, reset the

packet sequence number to zero. This behaviour persists for the

duration of the connection (i.e. not just the first