Code: void CNB::DoIPHdrCSO(PVOID IpHeader, ULONG EthPayloadLength) const
 {
     ParaNdis_CheckSumVerifyFlat(IpHeader,
                                 EthPayloadLength,
                                pcrIpChecksum | pcrFixIPChecksum,
                                 __FUNCTION__);
 }

Vulnerability Type: DoS 
CWE ID: CWE-20
Summary: The NetKVM Windows Virtio driver allows remote attackers to cause a denial of service (guest crash) via a crafted length value in an IP packet, as demonstrated by a value that does not account for the size of the IP options.
Commit Message: NetKVM: BZ#1169718: Checking the length only on read

Signed-off-by: Joseph Hindin <yhindin@rehat.com>