id summary reporter owner description type status component version resolution keywords cc guest host 12259 VBoxNetFlt.sys BSOD W8 after wake from sleep Brand "To reproduce: https://github.com/mattiasbrand/bsod-sample Quoted from Microsoft Support: ""From our analysis we found out that the miniport driver “VBoxNetFlt.sys” for Intel(R) 82579LM Gigabit Network Connection (VirtualBox Bridged Networking Driver Miniport) is passing the PcwDataBlock value as NULL which is the cause of the issue.""" defect closed other VirtualBox 4.3.0 obsolete VBoxNetFlt.sys bsod Windows Windows