ALPINE-CVE-2019-15681

LibVNC commit before d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a contains a memory leak CWE-655 in VNC server code, which allow an attacker to read stack memory and can be abused for information disclosure. Combined with another vulnerability, it can be used to leak stack memory and bypass ASLR. Thi...

LibVNC Improper Initialization Vulnerability

LibVNC is a cross-platform C library for implementing VNC server and client functionality. A security vulnerability exists in the VNC client code in versions prior to LibVNC 2f5b2ad1c6c99b1ac6482c95844a84d66bb52838, which stems from incorrect initialization of the program. An attacker could explo...

Linux Kernel 4.4 - 'rtnetlink' Stack Memory Disclosure

/ Briefs - CVE-2016-4486 has discovered and reported by Kangjie Lu. - This is local exploit against the CVE-2016-4486. Tested version - Distro : Ubuntu 16.04 - Kernel version : 4.4.0-21-generic - Arch : x8664 Prerequisites - None Goal - Leak kernel stack base address of current process by...

Microsoft Windows - nt!NtQueryVirtualMemory (MemoryImageInformation) Kernel 64-bit Stack Memory Disclosure

Microsoft Windows - nt!NtQueryVirtualMemory MemoryImageInformation Kernel 64-bit Stack Memory Disclosure / We have discovered that the nt!NtQueryVirtualMemory system call invoked with the MemoryImageInformation 0x6 information class discloses uninitialized kernel stack memory to user-mode clients...

Windows Kernel 64-bit stack memory disclosure in msrpc!LRPC_CASSOCIATION::AlpcSendCancelMessage(CVE-2018-0896)

We have discovered that the msrpc!LRPCCASSOCIATION::AlpcSendCancelMessage function sends an ALPC message with portions of uninitialized memory from the local stack frame on Windows 7 64-bit other versions were not tested. The message is 0x18 bytes long, 8 of which are uninitialized. The layout of...

Microsoft Windows Kernel - NtQueryInformationThread(ThreadBasicInformation) 64-bit Stack Memory Disclosure

Microsoft Windows Kernel - NtQueryInformationThreadThreadBasicInformation 64-bit Stack Memory Disclosure / We have discovered that the nt!NtQueryInformationThread system call invoked with the 0 information class ThreadBasicInformation discloses portions of uninitialized kernel stack memory to...

Microsoft Windows Kernel - nt!NtWaitForDebugEvent 64-bit Stack Memory Disclosure

Microsoft Windows Kernel - nt!NtWaitForDebugEvent 64-bit Stack Memory Disclosure / We have discovered that the nt!NtWaitForDebugEvent system call discloses portions of uninitialized kernel stack memory to user-mode clients, on 64-bit versions of Windows 7 to Windows 10. The output buffer, and the...

Microsoft Windows Kernel - win32k!NtGdiGetPhysicalMonitorDescription Stack Memory Disclosure Exploit

Exploit for windows platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1268 We have discovered that the nt!NtGdiGetPhysicalMonitorDescription system call discloses portions of uninitialized kernel stack memory to user-mode clients, on Windows 7 to...

Microsoft Windows Kernel - win32k!NtGdiGetFontResourceInfoInternalW Stack Memory Disclosure

Microsoft Windows Kernel - win32k!NtGdiGetFontResourceInfoInternalW Stack Memory Disclosure / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1275 We have discovered that the nt!NtGdiGetFontResourceInfoInternalW system call discloses portions of uninitialized kernel stack memory...

Microsoft Windows Kernel - win32k!NtGdiGetFontResourceInfoInternalW Stack Memory Disclosure Exploit

Exploit for windows platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1275 We have discovered that the nt!NtGdiGetFontResourceInfoInternalW system call discloses portions of uninitialized kernel stack memory to user-mode clients. This is caused by...

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

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1276&desc=2 We have discovered that the nt!NtGdiEngCreatePalette system call discloses large portions of uninitialized kernel stack memory to user-mode clients. This is caused by the fact that for palettes created in the PALINDEX...

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

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1268 We have discovered that the nt!NtGdiGetPhysicalMonitorDescription system call discloses portions of uninitialized kernel stack memory to user-mode clients, on Windows 7 to Windows 10. This is caused by the fact that the...

openSUSE Security Update : openvpn (openSUSE-2017-730)

This update for openvpn fixes the following issues : - Some parts of the certificate-parsing code did not always clear all allocated memory. This would have allowed clients to leak a few bytes of memory for each connection attempt, thereby facilitating a quite inefficient DoS attack on the server...

Windows Kernel stack memory disclosure in win32k!NtGdiGetTextMetricsW(CVE-2017-8472)

We have discovered that it is possible to disclose portions of uninitialized kernel stack memory to user-mode applications in Windows 7 other systems untested through the win32k!NtGdiGetTextMetricsW system call. The output structure used by the syscall, according to various sources, is TMWINTERNA...

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...

Microsoft Windows 7 Kernel - 'win32k!xxxClientLpkDrawTextEx' Stack Memory Disclosure

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1182 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!NtUserCreateWindowEx system call...

Microsoft Windows Kernel - 'win32kfull!SfnINLPUAHDRAWMENUITEM' Stack Memory Disclosure

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1192 We have discovered that it is possible to disclose portions of uninitialized kernel stack memory to user-mode applications in Windows 10 indirectly through the win32k!NtUserPaintMenuBar system call, or more specifically,...

The vulnerability of the Linux operating system allows a malicious individual to gain access to confidential information from the kernel’s stack memory.

A vulnerability exists in the ccid3hctxgetsockopt function in the Linux kernel’s net/dccp/ccids/ccid3.c file, due to the lack of initialization for certain structures. Exploiting this vulnerability allows local users to access confidential information from the kernel’s stack memory through a...

squid: multiple issues in ESI processing

Buffer overflow and input validation flaws were found in the way Squid processed ESI responses. If Squid was used as a reverse proxy, or for TLS/HTTPS interception, a remote attacker able to control ESI components on an HTTP server could use these flaws to crash Squid, disclose parts of the stack...

Vignette StoryServer 4.1 - Sensitive Stack Memory Information Disclosure

Vignette StoryServer 4.1 - Sensitive Stack Memory Information Disclosure source: https://www.securityfocus.com/bid/7296/info It has been reported that Vignette StoryServer, under some circumstances may reveal stack memory content. If a specially crafted request is made for a page that accepts...