Microsoft Windows - win32k!NtGdiGetOutlineTextMetricsInternalW Kernel Stack Memory Disclosure Exploi

Exploit for windows platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1179 We have discovered that it is possible to disclose portions of uninitialized kernel stack memory to user-mode applications in Windows 7-10 through the...

Microsoft Windows - win32k!NtGdiExtGetObjectW Kernel Stack Memory Disclosure Exploit

Exploit for windows platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1178 We have discovered that it is possible to disclose portions of uninitialized kernel stack memory in Windows 7-10 through the win32k!NtGdiExtGetObjectW system call accessible...

Microsoft Windows - nt!NtQueryInformationJobObject (information class 12) Kernel Stack Memory Disclo

Exploit for windows platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1193 We have discovered that the nt!NtQueryInformationJobObject system call corresponding to the documented QueryInformationJobObject API function called with the 12 information...

Microsoft Windows - nt!NtQueryInformationResourceManager (information class 0) Kernel Stack Memory D

Exploit for windows platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1207 We have discovered that the nt!NtQueryInformationResourceManager system call called with the 0 information class discloses portions of uninitialized kernel stack memory to...

Microsoft Windows - nt!NtQueryInformationProcess (ProcessVmCounters) Kernel Stack Memory Disclosure

Exploit for windows platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1190&desc=2 We have discovered that the nt!NtQueryInformationProcess system call called with the ProcessVmCounters information class discloses portions of uninitialized kernel...

Microsoft Windows - nt!NtQueryInformationJobObject (information class 28) Kernel Stack Memory Disclo

Exploit for windows platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1194 We have discovered that the nt!NtQueryInformationJobObject system call corresponding to the documented QueryInformationJobObject API function called with the 28 information...

Microsoft Windows - nt!NtQueryInformationWorkerFactory (WorkerFactoryBasicInformation) Kernel Stack

Exploit for windows platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1214&desc=2 We have discovered that the nt!NtQueryInformationWorkerFactory system call called with the WorkerFactoryBasicInformation 7 information class discloses portions of...

Windows Kernel stack memory disclosure in nt!NtQueryInformationJobObject

We have discovered that the nt!NtQueryInformationJobObject system call corresponding to the documented QueryInformationJobObject API function called with the JobObjectExtendedLimitInformation information class discloses portions of uninitialized kernel stack memory to user-mode clients, due to...

Windows Kernel stack memory disclosure in win32k!NtGdiGetRealizationInfo(CVE-2017-8473)

We have discovered that it is possible to disclose portions of uninitialized kernel stack memory to user-mode applications in Windows 7-10 through the win32k!NtGdiGetRealizationInfo system call. The concrete layout of the input/output structure is unclear symbols indicate its name is...

Windows Kernel stack memory disclosure in nt!NtQueryInformationWorkerFactory(CVE-2017-0300)

We have discovered that the nt!NtQueryInformationWorkerFactory system call called with the WorkerFactoryBasicInformation 7 information class discloses portions of uninitialized kernel stack memory to user-mode clients, on Windows 7 to Windows 10. The specific layout of the output structure...

Windows Kernel pool memory disclosure in nt!NtNotifyChangeDirectoryFile(CVE-2017-0299)

We have discovered that the nt!NtNotifyChangeDirectoryFile system call discloses portions of uninitialized pool memory to user-mode clients, due to output structure alignment holes. On our test Windows 10 32-bit workstation, an example layout of the output buffer is as follows: --- cut ---...

Windows Kernel stack memory disclosure in nt!NtQueryInformationJobObject(CVE-2017-8479)

We have discovered that the nt!NtQueryInformationJobObject system call corresponding to the documented QueryInformationJobObject API function called with the 28 information class discloses portions of uninitialized kernel stack memory to user-mode clients. The specific name of the 28 information...

Windows Kernel stack memory disclosure in nt!NtQueryInformationTransaction(CVE-2017-8480)

We have discovered that the nt!NtQueryInformationTransaction system call called with the 1 information class discloses portions of uninitialized kernel stack memory to user-mode clients, on Windows 7 to Windows 10. The specific name of the 1 information class or the layout of the corresponding...

Microsoft Windows Graphics Component Information Disclosure Vulnerability(CVE-2017-0287)

We have encountered a crash in the Windows Uniscribe user-mode library, in the USP10!otlSinglePosLookup::getCoverageTable function, while trying to display text using a corrupted TTF font file: --- 7f0.488: Access violation - code c0000005 first chance First chance exceptions are reported before...

Microsoft Windows Kernel 'Win32k.sys' Local Information Disclosure Vulnerability(CVE-2017-8471)

We have discovered that it is possible to disclose portions of uninitialized kernel stack memory to user-mode applications in Windows 7-10 through the win32k!NtGdiGetOutlineTextMetricsInternalW system call. The system call returns an 8-byte structure back to ring-3 through the 4th parameter, as...

Windows Kernel stack memory disclosure in win32k!ClientPrinterThunk(CVE-2017-8475)

We have discovered that it is possible to disclose portions of uninitialized kernel stack memory to user-mode applications in Windows 7 other platforms untested indirectly through the win32k!NtGdiOpenDCW system call. The analysis shown below was performed on Windows 7 32-bit. The full stack trace...

Windows Kernel stack memory disclosure in win32k!NtGdiMakeFontDir(CVE-2017-8477)

We have discovered that the win32k!NtGdiMakeFontDir system call discloses large portions of uninitialized kernel stack memory to user-mode clients. The attached proof of concept code which is specific to Windows 7 32-bit works by first filling a large portion of the kernel stack with a controlled...

Microsoft Windows - nt!NtQueryInformationWorkerFactory (WorkerFactoryBasicInformation) Kernel Stack Memory Disclosure

Microsoft Windows - nt!NtQueryInformationWorkerFactory WorkerFactoryBasicInformation Kernel Stack Memory Disclosure / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1214&desc=2 We have discovered that the nt!NtQueryInformationWorkerFactory system call called with the...

Microsoft Windows - nt!NtQueryInformationResourceManager (information class 0) Kernel Stack Memory Disclosure

Microsoft Windows - nt!NtQueryInformationResourceManager information class 0 Kernel Stack Memory Disclosure / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1207 We have discovered that the nt!NtQueryInformationResourceManager system call called with the 0 information class...

Microsoft Windows - 'nt!NtQueryInformationWorkerFactory (WorkerFactoryBasicInformation)' Kernel Stack Memory Disclosure

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1214&desc=2 We have discovered that the nt!NtQueryInformationWorkerFactory system call called with the WorkerFactoryBasicInformation 7 information class discloses portions of uninitialized kernel stack memory to user-mode clients...