Split known_hosts fields on either a single space or tab

1 files changed, 2 insertions, 1 deletions

diff --git a/paramiko/hostkeys.py b/paramiko/hostkeys.py
index 13a0355d..7362c013 100644
--- a/paramiko/hostkeys.py
+++ b/paramiko/hostkeys.py
@@ -20,6 +20,7 @@
 from base64 import encodebytes, decodebytes
 import binascii
 import os
+import re
 
 from collections.abc import MutableMapping
 from hashlib import sha1
@@ -337,7 +338,7 @@ class HostKeyEntry:
         :param str line: a line from an OpenSSH known_hosts file
         """
         log = get_logger("paramiko.hostkeys")
-        fields = line.split()
+        fields = re.split(' |\t', line)
         if len(fields) < 3:
             # Bad number of fields
             msg = "Not enough fields found in known_hosts in line {} ({!r})"