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

/ 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 class discloses portions of uninitialized kernel...

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 class discloses portions of uninitialized kernel stack memory to user-mode clients, due to output...

Microsoft Windows - 'win32k!NtGdiGetOutlineTextMetricsInternalW' Kernel Stack Memory Disclosure

/ 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 win32k!NtGdiGetOutlineTextMetricsInternalW system call. The system call...

Microsoft Windows - 'win32k!NtGdiMakeFontDir' Kernel Stack Memory Disclosure

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1191 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...

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

/ 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 class discloses portions of uninitialized kernel...

Microsoft Windows - 'win32k!NtGdiExtGetObjectW' Kernel Stack Memory Disclosure

/ 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 via a documented GetObject API function to user-mo...

CVE-2017-7369: Improper Input Validation

In all Android releases from CAF using the Linux kernel, an array index in an ALSA routine is not properly validating potentially leading to kernel stack corruption...

Apple macOS - 'stackshot' Raw Frame Pointers(CVE-2017-2516)

This is an issue that allows unentitled root to read kernel frame pointers, which might be useful in combination with a kernel memory corruption bug. By design, the syscall stacksnapshotwithconfig permits unentitled root to dump information about all user stacks and kernel stacks. While a target...

Ubuntu 11.10/12.04 - binfmt_script Stack Data Disclosure Vulnerability

Exploit for linux platform in category dos / poc Source: http://www.halfdog.net/Security/2012/LinuxKernelBinfmtScriptStackDataDisclosure/ Introduction Problem description: Linux kernel binfmtscript handling in combination with CONFIGMODULES can lead to disclosure of kernel stack data during execv...

kernel: remotely triggerable unbounded recursion in the vlan gro code leading to a kernel crash

Linux kernel built with the 802.1Q/802.1ad VLANCONFIGVLAN8021Q OR Virtual eXtensible Local Area NetworkCONFIGVXLAN with Transparent Ethernet BridgingTEB GRO support, is vulnerable to a stack overflow issue. It could occur while receiving large packets via GRO path, as an unlimited recursion could...

CVE-2016-9756

arch/x86/kvm/emulate.c in the Linux kernel before 4.8.12 does not properly initialize Code Segment CS in certain error cases, which allows local users to obtain sensitive information from kernel stack memory via a crafted application...

Design/Logic Flaw

arch/x86/kvm/emulate.c in the Linux kernel before 4.8.12 does not properly initialize Code Segment CS in certain error cases, which allows local users to obtain sensitive information from kernel stack memory via a crafted application...

CVE-2016-9756: Exposure of Sensitive Information to an Unauthorized Actor

arch/x86/kvm/emulate.c in the Linux kernel before 4.8.12 does not properly initialize Code Segment CS in certain error cases, which allows local users to obtain sensitive information from kernel stack memory via a crafted application...

CVE-2016-9178

The getuserasmex macro in arch/x86/include/asm/uaccess.h in the Linux kernel before 4.7.5 does not initialize a certain integer variable, which allows local users to obtain sensitive information from kernel stack memory by triggering failure of a getuserex call...

CVE-2016-9178

The getuserasmex macro in arch/x86/include/asm/uaccess.h in the Linux kernel before 4.7.5 does not initialize a certain integer variable, which allows local users to obtain sensitive information from kernel stack memory by triggering failure of a getuserex call...

CVE-2016-9178: Exposure of Sensitive Information to an Unauthorized Actor

The getuserasmex macro in arch/x86/include/asm/uaccess.h in the Linux kernel before 4.7.5 does not initialize a certain integer variable, which allows local users to obtain sensitive information from kernel stack memory by triggering failure of a getuserex call...

CVE-2016-9178

The getuserasmex macro in arch/x86/include/asm/uaccess.h in the Linux kernel before 4.7.5 does not initialize a certain integer variable, which allows local users to obtain sensitive information from kernel stack memory by triggering failure of a getuserex call...

kernel: Stack overflow via ecryptfs and /proc/$pid/environ

It was found that stacking a file system over procfs in the Linux kernel could lead to a kernel stack overflow due to deep nesting, as demonstrated by mounting ecryptfs over procfs and creating a recursion by mapping /proc/environ. An unprivileged, local user could potentially use this flaw to...

CVE-2016-9178

The getuserasmex macro in arch/x86/include/asm/uaccess.h in the Linux kernel before 4.7.5 does not initialize a certain integer variable, which allows local users to obtain sensitive information from kernel stack memory by triggering failure of a getuserex call...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 5. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...