diff options
Diffstat (limited to 'packet.c')
| -rw-r--r-- | packet.c | 10 |
1 files changed, 9 insertions, 1 deletions
@@ -1,4 +1,4 @@ -/* $OpenBSD: packet.c,v 1.317 2024/08/23 04:51:00 deraadt Exp $ */ +/* $OpenBSD: packet.c,v 1.318 2025/02/18 08:02:12 djm Exp $ */ /* * Author: Tatu Ylonen <ylo@cs.hut.fi> * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland @@ -1864,6 +1864,14 @@ ssh_packet_read_poll_seqnr(struct ssh *ssh, u_char *typep, u_int32_t *seqnr_p) if ((r = sshpkt_get_string_direct(ssh, &d, &len)) != 0) return r; DBG(debug("Received SSH2_MSG_PING len %zu", len)); + if (!ssh->state->after_authentication) { + DBG(debug("Won't reply to PING in preauth")); + break; + } + if (ssh_packet_is_rekeying(ssh)) { + DBG(debug("Won't reply to PING during KEX")); + break; + } if ((r = sshpkt_start(ssh, SSH2_MSG_PONG)) != 0 || (r = sshpkt_put_string(ssh, d, len)) != 0 || (r = sshpkt_send(ssh)) != 0) |