DLMFENC.sys 1.0.0.28 in DESlock+ 3.2.7 allows local users to cause a denial of service (system crash) or potentially execute arbitrary code via a certain DLMFENC_IOCTL request to \\.\DLKPFSD_Device that overwrites a pointer, probably related to use of the ProbeForRead function when ProbeForWrite was intended.
Improper Input Validation The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly.