Microsoft Windows Kernel - NtQueryVirtualMemory(MemoryMappedFilenameInformation) 64-bit Pool Memory

Exploit for windows platform in category dos / poc / We have discovered that the nt!NtQueryVirtualMemory system call invoked with the 2 information class MemoryMappedFilenameInformation discloses portions of uninitialized kernel pool memory to user-mode clients. The vulnerability affects 64-bit...

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

Exploit for windows platform in category dos / poc / 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 corresponding temporary...

MGASA-2018-0176 Updated microcode packages fix security vulnerabilities

This update provides new microcode fixes and mitigations for Spectre CVE-2017-5715 for many Intel CPUs produced in the last 5 years. So far the Intel microcode updates are for several processors from many of Intel Haswell, Broadwell, Skylake, Kaby Lake, Coffee Lake, Gemini Lake, Apollo Lake,...

SUSE-SU-2018:0708-1 Security update for ucode-intel

This update for ucode-intel fixes the following issues: The Intel CPU microcode version was updated to version 20180312. This update enables the IBPB+IBRS based mitigations of the Spectre v2 flaws boo1085207 CVE-2017-5715 - New Platforms - BDX-DE EGW A0 6-56-5:10 e000009 - SKX B1 6-55-3:97 100014...

USN-3597-2: Linux kernel (HWE) vulnerabilities

USN-3597-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 17.10 for Ubuntu 16.04 LTS. USNS 3541-2 and 3523-2 provided mitigations for Spectre and Meltdown CVE-2017-5715,...

Ubuntu: Security Advisory (USN-3597-2)

The remote host is missing an update for the SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Speculative Execution Bounty Launch

Today, Microsoft is announcing the launch of a limited-time bounty program for speculative execution side channel vulnerabilities. This new class of vulnerabilities was disclosed in January 2018 and represented a major advancement in the research in this field. In recognition of that threat...

Speculative Execution Bounty Launch

Today, Microsoft is announcing the launch of a limited-time bounty program for speculative execution side channel vulnerabilities. This new class of vulnerabilities was disclosed in January 2018 and represented a major advancement in the research in this field. In recognition of that threat...

Omron CX-Supervisor (Update A)

1. EXECUTIVE SUMMARY CVSS v3 5.3 ATTENTION : Low skill level to exploit Vendor : Omron Equipment : CX-Supervisor Vulnerabilities : Stack-based Buffer Overflow, Use After Free, Access of Uninitialized Pointer, Double Free, Out-of-bounds Write, Untrusted Pointer Dereference, Heap-based Buffer...

JVN#87226910: WebProxy vulnerable to directory traversal

WebProxy provided by LunarNight Laboratory is software for creating a proxy server. WebProxy contains a directory traversal vulnerability CWE-22 due to a flaw in processing certain requests. Impact A remote attacker may create an arbitrary file on the server where the product is running. Solution...

JVN#30864198: ArsenoL vulnerable to cross-site scripting

ArsenoL provided by FlaFla... is software that can be downloaded from the Internet. ArsenoL is a dictionay software that is placed on a website used to post words and their meanings. ArsenoL contains a cross-site scripting vulnerability CWE-79 where an arbitrary script may be executed when the...

ICSA-18-067-02_Siemens SIPROTEC 4, SIPROTEC Compact, and Reyrolle Devices using the EN100 Ethernet Communication Module Extension (Update B)

1. EXECUTIVE SUMMARY CVSS v3 7.5 ATTENTION: Exploitable remotely/low skill level to exploit Vendor: Siemens Equipment: SIPROTEC 4, SIPROTEC Compact, and Reyrolle devices using the EN100 Ethernet communication module extension Vulnerability: Missing Authentication for Critical Function 2. UPDATE...

Siemens SIPROTEC 4, SIPROTEC Compact, DIGSI 4, and EN100 Ethernet Module (Update D)

1. EXECUTIVE SUMMARY CVSS v3 7.5 ATTENTION : Exploitable remotely/low attack complexity Vendor : Siemens Equipment : SIPROTEC 4, SIPROTEC Compact, DIGSI 4, and EN100 Ethernet module Vulnerabilities : Missing Authentication for Critical Function, Inadequate Encryption Strength 2. UPDATE...

ICSA-18-060-01_Siemens SIMATIC, SIMOTION, and SINUMERIK (Update A)

1. EXECUTIVE SUMMARY CVSS v3 8.2 2. UPDATE INFORMATION This updated advisory is a follow-up to the original advisory titled ICSA-18-060-01 Siemens SIMATIC, SIMOTION, and SINUMERIK that was published March 01, 2018, on the NCCIC/ICS-CERT website. 3. RISK EVALUATION Successful exploitation of...

Fedora 27 : qt5-qtwebengine (2018-e08d828ed9)

This update updates QtWebEngine to the 5.10.1 bugfix and security release. QtWebEngine 5.10.1 is part of the Qt 5.10.1 release, but only the QtWebEngine component is included in this update. This update includes : - Security fixes from Chromium up to version 64.0.3282.140. Including:...

Windows Kernel 64-bit stack memory disclosure in win32k!SfnINLPHELPINFOSTRUCT (via user-mode callback)(CVE-2018-0810)

We have discovered that a user-mode callback invoked by the win32k!SfnINLPHELPINFOSTRUCT function via KeUserModeCallback leads to the disclosure of uninitialized stack memory to user-mode clients, due to compiler-introduced structure padding. The vulnerability affects Windows 7 64-bit; other...

USN-3582-1 linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities

Mohamed Ghannam discovered that the IPv4 raw socket implementation in the Linux kernel contained a race condition leading to uninitialized pointer usage. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2017-17712 Laurent Guerby discovered that...

New Spectre/Meltdown Variants

Researchers have discovered new variants of Spectre and Meltdown. The software mitigations for Spectre and Meltdown seem to block these variants, although the eventual CPU fixes will have to be expanded to account for these new attacks...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 5 Extended Lifecycle Support. 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...

VMSA-2018-0007:VMware Virtual Appliance updates address side-channel analysis due to speculative execution

VMSA-2018-0007.6 VMware Virtual Appliance updates address side-channel analysis due to speculative execution VMware Security Advisory VMware Security Advisory Advisory ID: VMSA-2018-0007.6 VMware Security Advisory Severity: Important VMware Security Advisory Synopsis: VMware Virtual Appliance...