diff options
Diffstat (limited to 'source4/smb_server/smb2')
| -rw-r--r-- | source4/smb_server/smb2/receive.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/source4/smb_server/smb2/receive.c b/source4/smb_server/smb2/receive.c index abcf172738..d26be41e6f 100644 --- a/source4/smb_server/smb2/receive.c +++ b/source4/smb_server/smb2/receive.c @@ -322,7 +322,8 @@ static NTSTATUS smb2srv_reply(struct smb2srv_request *req) uid = BVAL(req->in.hdr, SMB2_HDR_SESSION_ID); flags = IVAL(req->in.hdr, SMB2_HDR_FLAGS); - if (req->smb_conn->highest_smb2_seqnum != 0 && + if (opcode != SMB2_OP_CANCEL && + req->smb_conn->highest_smb2_seqnum != 0 && req->seqnum <= req->smb_conn->highest_smb2_seqnum) { smbsrv_terminate_connection(req->smb_conn, "Invalid SMB2 sequence number"); return NT_STATUS_INVALID_PARAMETER; |