The DfDiskLo.sys driver in Faronics Deep Freeze Standard and Enterprise 8.10 and earlier allows local administrators to cause a denial of service (crash) and execute arbitrary code via a crafted IOCTL request that writes to arbitrary memory locations, related to the IofCallDriver function.
FreezeX 1.00.100.0666 allows local users with administrator privileges to cause a denial of service (FreezeX application) by overwriting the db.fzx file.