diff --git a/change_default_net_adapter.patch b/change_default_net_adapter.patch
new file mode 100644
index 0000000..027a8b9
--- /dev/null
+++ b/change_default_net_adapter.patch
@@ -0,0 +1,51 @@
+Index: VirtualBox-5.2.22/src/VBox/Main/src-all/Global.cpp
+===================================================================
+--- VirtualBox-5.2.22.orig/src/VBox/Main/src-all/Global.cpp
++++ VirtualBox-5.2.22/src/VBox/Main/src-all/Global.cpp
+@@ -181,18 +181,18 @@ const Global::OSType Global::sOSTypes[]
+ 
+     { "Linux",   "Linux",             "Linux24_64",         "Linux 2.4 (64-bit)",
+       VBOXOSTYPE_Linux24_x64,     VBOXOSHINT_64BIT | VBOXOSHINT_HWVIRTEX | VBOXOSHINT_IOAPIC | VBOXOSHINT_RTCUTC,
+-       128,  16,  4 * _1G64, NetworkAdapterType_I82540EM, 0, StorageControllerType_PIIX4, StorageBus_IDE,
++       128,  16,  4 * _1G64, NetworkAdapterType_Am79C973, 0, StorageControllerType_PIIX4, StorageBus_IDE,
+         StorageControllerType_IntelAhci, StorageBus_SATA, ChipsetType_PIIX3, AudioControllerType_AC97, AudioCodecType_AD1980  },
+ 
+     { "Linux",   "Linux",             "Linux26",            "Linux 2.6 / 3.x / 4.x (32-bit)",
+       VBOXOSTYPE_Linux26,         VBOXOSHINT_RTCUTC | VBOXOSHINT_USBTABLET | VBOXOSHINT_X2APIC,
+-       512,  16,  8 * _1G64, NetworkAdapterType_I82540EM, 0, StorageControllerType_PIIX4, StorageBus_IDE,
++       512,  16,  8 * _1G64, NetworkAdapterType_Am79C973, 0, StorageControllerType_PIIX4, StorageBus_IDE,
+         StorageControllerType_IntelAhci, StorageBus_SATA, ChipsetType_PIIX3, AudioControllerType_AC97, AudioCodecType_AD1980  },
+ 
+     { "Linux",   "Linux",             "Linux26_64",         "Linux 2.6 / 3.x / 4.x (64-bit)",
+       VBOXOSTYPE_Linux26_x64,     VBOXOSHINT_64BIT | VBOXOSHINT_HWVIRTEX | VBOXOSHINT_IOAPIC | VBOXOSHINT_RTCUTC
+                                 | VBOXOSHINT_USBTABLET | VBOXOSHINT_X2APIC,
+-      1024,  16,  8 * _1G64, NetworkAdapterType_I82540EM, 0, StorageControllerType_PIIX4, StorageBus_IDE,
++      1024,  16,  8 * _1G64, NetworkAdapterType_Am79C973, 0, StorageControllerType_PIIX4, StorageBus_IDE,
+         StorageControllerType_IntelAhci, StorageBus_SATA, ChipsetType_PIIX3, AudioControllerType_AC97, AudioCodecType_AD1980  },
+ 
+     { "Linux",   "Linux",             "ArchLinux",          "Arch Linux (32-bit)",
+@@ -219,13 +219,13 @@ const Global::OSType Global::sOSTypes[]
+ 
+     { "Linux",   "Linux",             "OpenSUSE",           "openSUSE (32-bit)",
+       VBOXOSTYPE_OpenSUSE,        VBOXOSHINT_RTCUTC | VBOXOSHINT_USBTABLET | VBOXOSHINT_X2APIC,
+-      1024,  16,  8 * _1G64, NetworkAdapterType_I82540EM, 0, StorageControllerType_PIIX4, StorageBus_IDE,
++      1024,  16,  8 * _1G64, NetworkAdapterType_Am79C973, 0, StorageControllerType_PIIX4, StorageBus_IDE,
+         StorageControllerType_IntelAhci, StorageBus_SATA, ChipsetType_PIIX3, AudioControllerType_AC97, AudioCodecType_AD1980  },
+ 
+     { "Linux",   "Linux",             "OpenSUSE_64",        "openSUSE (64-bit)",
+       VBOXOSTYPE_OpenSUSE_x64,    VBOXOSHINT_64BIT | VBOXOSHINT_HWVIRTEX | VBOXOSHINT_IOAPIC | VBOXOSHINT_RTCUTC
+                                 | VBOXOSHINT_USBTABLET | VBOXOSHINT_X2APIC,
+-      1024,  16,  8 * _1G64, NetworkAdapterType_I82540EM, 0, StorageControllerType_PIIX4, StorageBus_IDE,
++      1024,  16,  8 * _1G64, NetworkAdapterType_Am79C973, 0, StorageControllerType_PIIX4, StorageBus_IDE,
+         StorageControllerType_IntelAhci, StorageBus_SATA, ChipsetType_PIIX3, AudioControllerType_AC97, AudioCodecType_AD1980  },
+ 
+     { "Linux",   "Linux",             "Fedora",             "Fedora (32-bit)",
+@@ -323,7 +323,7 @@ const Global::OSType Global::sOSTypes[]
+     { "Linux",   "Linux",             "Linux_64",           "Other Linux (64-bit)",
+       VBOXOSTYPE_Linux_x64,       VBOXOSHINT_64BIT | VBOXOSHINT_PAE | VBOXOSHINT_HWVIRTEX | VBOXOSHINT_IOAPIC
+                                 | VBOXOSHINT_RTCUTC | VBOXOSHINT_USBTABLET | VBOXOSHINT_X2APIC,
+-       512,  16,  8 * _1G64, NetworkAdapterType_I82540EM, 0, StorageControllerType_PIIX4, StorageBus_IDE,
++       512,  16,  8 * _1G64, NetworkAdapterType_Am79C973, 0, StorageControllerType_PIIX4, StorageBus_IDE,
+         StorageControllerType_PIIX4, StorageBus_IDE, ChipsetType_PIIX3, AudioControllerType_AC97, AudioCodecType_STAC9700  },
+ 
+     { "Solaris", "Solaris",           "Solaris",            "Oracle Solaris 10 5/09 and earlier (32-bit)",
diff --git a/virtualbox.changes b/virtualbox.changes
index e96ce70..ac4c90d 100644
--- a/virtualbox.changes
+++ b/virtualbox.changes
@@ -15,7 +15,7 @@ Linux Additions: fixed 5.2.20 regression: guests not remembering the screen size
 
 Patch file "gcc8-configure.patch" removed. The issue is fixed upstream.
 Patch file "fixes_for_4.19.patch" removed. The issue is fixed upstream.
-
+Add file "change_default_net_adapter.patch" to set PCnet-FAST III as the default adapter. This helps with the vulnerability listed in bsc#1115041.
 -------------------------------------------------------------------
 Thu Nov  8 19:53:22 UTC 2018 - Larry Finger <Larry.Finger@gmail.com>
 
diff --git a/virtualbox.spec b/virtualbox.spec
index 1f60b9e..9494a55 100644
--- a/virtualbox.spec
+++ b/virtualbox.spec
@@ -130,6 +130,8 @@ Patch123:       switch_to_python3.6.patch
 Patch124:       fix_32_bit_builds.patch
 # Fix API changes for kernel 4.20+
 Patch125:       fixes_for_4.20.patch
+# Change default network adapter
+Patch126:       change_default_net_adapter.patch
 #
 BuildRequires:  LibVNCServer-devel
 BuildRequires:  SDL-devel
@@ -434,6 +436,7 @@ as an "extpack" for VirtualBox. The implementation is licensed under GPL.
 %patch123 -p1
 %patch124 -p1
 %patch125 -p1
+%patch126 -p1
 
 #copy user manual
 cp %{SOURCE1} UserManual.pdf