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...

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!NtQueryInformationProcess (ProcessVmCounters) Kernel Stack Memory Disclosure

Microsoft Windows - nt!NtQueryInformationProcess ProcessVmCounters Kernel Stack Memory Disclosure / 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 clas...

Microsoft Windows - IOCTL_DISK_GET_DRIVE_GEOMETRY_EX Kernel partmgr Pool Memory Disclosure

Microsoft Windows - IOCTLDISKGETDRIVEGEOMETRYEX Kernel partmgr Pool Memory Disclosure / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1156&desc=2 We have discovered that the handler of the IOCTLDISKGETDRIVEGEOMETRYEX IOCTL in partmgr.sys discloses portions of uninitialized poo...

Microsoft Windows - nt!NtNotifyChangeDirectoryFile Kernel Pool Memory Disclosure

Microsoft Windows - nt!NtNotifyChangeDirectoryFile Kernel Pool Memory Disclosure / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1169 We have discovered that the nt!NtNotifyChangeDirectoryFile system call discloses portions of uninitialized pool memory to user-mode clients, du...

Microsoft Windows - 'IOCTL_DISK_GET_DRIVE_LAYOUT_EX' Kernel partmgr Pool Memory Disclosure

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1159 We have discovered that the handler of the IOCTLDISKGETDRIVELAYOUTEX IOCTL in partmgr.sys discloses portions of uninitialized pool memory to user-mode clients. The issue can be reproduced by running the attached...

Security update for the Windows Kernel information disclosure vulnerability in Windows Server 2008: August 8, 2017

Security update for the Windows Kernel information disclosure vulnerability in Windows Server 2008: August 8, 2017 Summary An information disclosure vulnerability exists when the Windows kernel fails to properly initialize a memory address, allowing an attacker to retrieve information that could...

Kernel Address Space Layout Randomization Recovery Software

Kernel Address Space Layout Randomization Recovery Software KASLRfinder is a small utility that can be used to find where in memory the Windows 10 kernel and its drivers are loaded – despite the addresses being randomized by Kernel Address Space Layout Randomization KASLR. The utility can be run ...

OSX < 10.11.5 Multiple Vulnerabilities

Binary data 800143.prm...

The use of the Linux kernel information leak to bypass the kALSR protection mechanisms-vulnerability warning-the black bar safety net

A preliminary description of the Since it has been in the linux kernel fix, so there is nothing concern about this vulnerability. http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b2f73922d119686323f14fbbe46587f863852328 According to the researchers know, the mainstream...

MS15-097: Vulnerabilities in Microsoft Graphics Component Could Allow Remote Code Execution (3089656)

The remote Windows host is missing a security update. It is, therefore, affected by multiple vulnerabilities : - An elevation of privilege vulnerability exists in the Windows Adobe Type Manager Library due to improper handling of specially crafted OpenType fonts. An authenticated, remote attacker...

Apple MAC OS X Yosemite IOHIDFamily Driver Boundary Check Code Execution Vulnerability

Apple MAC OS X Yosemite is the latest operating system developed by Apple. The Apple MAC OS X Yosemite IOHIDFamily driver handles the presence of boundary checking on the user's client, allowing a malicious application to overwrite any portion of the kernel address space...

Debian Security Advisory DSA 403-1 (kernel-image-2.4.18-1-alpha, kernel-image-2.4.18-1-i386, kernel-source-2.4.18)

The remote host is missing an update to kernel-image-2.4.18-1-alpha, kernel-image-2.4.18-1-i386, kernel-source-2.4.18 announced via advisory DSA 403-1. SPDX-FileCopyrightText: 2008 E-Soft Inc. Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respecti...

CVE-2006-3634

The 1 futexatomicop and 2 futexatomiccmpxchginatomic functions in Linux kernel 2.6.17-rc4 to 2.6.18-rc2 perform the atomic futex operation in the kernel address space instead of the user address space, which allows local users to cause a denial of service crash...

CVE-2006-3634

The CVE-2006-3634 entry describes a vulnerability in Linux kernel 2.6.17-rc4 through 2.6.18-rc2 where two futex helper functions, __futex_atomic_op and futex_atomic_cmpxchg_inatomic, perform the atomic futex operation in kernel address space instead of user space. This misplacement can allow a lo...

CVE-2002-2016

CVE-2002-2016 affects User-mode Linux (UML) 2.4.17-8, where the kernel address space is not restricted, enabling local users to execute arbitrary code. The connected documents confirm a local privilege escalation potential but do not provide any vendor-specific remediation or patch version. Explo...

CVE-2002-2016

User-mode Linux UML 2.4.17-8 does not restrict access to kernel address space, which allows local users to execute arbitrary code...

CVE-2005-1264

Raw character devices raw.c in the Linux kernel 2.6.x call the wrong function before passing an ioctl to the block device, which crosses security boundaries by making kernel address space accessible from user space, a similar vulnerability to CVE-2005-1589...