1 files changed, 1 insertions, 1 deletions
diff --git a/src/VBox/HostDrivers/VBoxNetFlt/win/drv/VBoxNetFltRt-win.cpp b/src/VBox/HostDrivers/VBoxNetFlt/win/drv/VBoxNetFltRt-win.cpp
index 44c7338c..5913697b 100644
--- a/src/VBox/HostDrivers/VBoxNetFlt/win/drv/VBoxNetFltRt-win.cpp
+++ b/src/VBox/HostDrivers/VBoxNetFlt/win/drv/VBoxNetFltRt-win.cpp
@@ -1141,7 +1141,7 @@ DECLHIDDEN(NDIS_STATUS) vboxNetFltWinAllocSG(UINT cbPacket, PINTNETSG *ppSG)
      * 1. SG_PACKET - with one aSegs pointing to
      * 2. buffer of cbPacket containing the entire packet */
     AssertCompileSizeAlignment(INTNETSG, sizeof(PVOID));
-    Status = vboxNetFltWinMemAlloc((PVOID*)&pSG, cbPacket + sizeof(INTNETSG));
+    Status = vboxNetFltWinMemAlloc((PVOID*)&pSG, cbPacket + RT_UOFFSETOF_DYN(INTNETSG, aSegs[1]));
     if (Status == NDIS_STATUS_SUCCESS)
     {
         IntNetSgInitTemp(pSG, pSG + 1, cbPacket);