Microsoft Windows - 'nt!NtQuerySystemInformation (SystemPageFileInformation(Ex))' Kernel 64-bit Stack Memory Disclosure

/ We have discovered that the nt!NtQuerySystemInformation system call invoked with the SystemPageFileInformation 0x12 and SystemPageFileInformationEx 0x90 information classes discloses uninitialized kernel stack memory to user-mode clients. The vulnerability affects 64-bit versions of Windows 7 t...