From 1c0df1c018bb97f8c397a75bebe7d452d3f82a8e Mon Sep 17 00:00:00 2001
From: MatrixEditor <58256046+MatrixEditor@users.noreply.github.com>
Date: Sun, 22 Mar 2026 22:29:55 +0100
Subject: [PATCH] fix NETLOGON_LOGON_QUERY: add mailslot name alignment

---
 scapy/layers/smb.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/scapy/layers/smb.py b/scapy/layers/smb.py
index cf2ee2e868a..945eb9d676f 100644
--- a/scapy/layers/smb.py
+++ b/scapy/layers/smb.py
@@ -943,6 +943,10 @@ class NETLOGON_LOGON_QUERY(NETLOGON):
         LEShortEnumField("OpCode", 0x7, _NETLOGON_opcodes),
         StrNullField("ComputerName", ""),
         StrNullField("MailslotName", ""),
+        ConditionalField(
+            ByteField("MailslotPad", default=0x00),
+            lambda pkt: (len(pkt.MailslotName) + 1) % 2 != 0
+        ),
         StrNullFieldUtf16("UnicodeComputerName", ""),
         FlagsField("NtVersion", 0xB, -32, _NV_VERSION),
         XLEShortField("LmNtToken", 0xFFFF),