Kernel update: Virtuozzo ReadyKernel patch 63.0 for Virtuozzo 7.0.4 to 7.0.8 HF1

The cumulative Virtuozzo ReadyKernel patch was updated with a stability fix. The patch applies to all supported Virtuozzo kernels. Vulnerability id: PSBM-88809 Potential kernel crash in ext4closepfcache...

CVE-2018-11886

In all android releases Android for MSM, Firefox OS for MSM, QRD Android from CAF using the linux kernel, lack of check while calculating the MPDU data length will cause an integer overflow and then to buffer overflow in WLAN function...

CVE-2018-11832

In all android releases Android for MSM, Firefox OS for MSM, QRD Android from CAF using the linux kernel, lack of input size validation before copying to buffer in PMIC function can lead to heap overflow...

Microsoft Windows POP/MOV SS Local Privilege Elevation

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework require 'msf/core/post/common' require 'msf/core/post/file' require 'msf/core/post/windows/priv' require 'msf/core/post/windows/registry' require 'msf/core/exploit/exe'...

SUSE-SU-2018:1935-1 Recommended update for ucode-intel

The Intel CPU microcode bundle was updated to the 20180703 release. For the listed CPU chipsets this fixes CVE-2018-3640 Spectre v3a and helps mitigating CVE-2018-3639 Spectre v4 bsc1100147 bsc1087082 bsc1087083. More information on:...

Linux Kernel < 4.13.9 (Ubuntu 16.04 / Fedora 27) - Local Privilege Escalation

/ Credit @bleidl, this is a slight modification to his original POC https://github.com/brl/grlh/blob/master/get-rekt-linux-hardened.c For details on how the exploit works, please visit https://ricklarabee.blogspot.com/2018/07/ebpf-and-analysis-of-get-rekt-linux.html Tested on Ubuntu 16.04 with th...

PT-2018-17205 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 4.11 Description: A race condition in the ns get path function in fs/nsfs.c can lead to a Use After Free condition when accessing files. This issue also affects Android releases from CAF using the Linux kernel...

Detecting Kernel Memory Disclosure – Whitepaper

Posted by Mateusz Jurczyk, Project Zero Since early 2017, we have been working on Bochspwn Reloaded – a piece of dynamic binary instrumentation built on top of the Bochs IA-32 software emulator, designed to identify memory disclosure vulnerabilities in operating system kernels. Over the course of...

Speculative register leakage from lazy FPU context switching

ISSUE DESCRIPTION x86 has a hardware mechanism for lazy FPU context switching. On a task switch, %cr0.ts Task Switched gets set, and the next instruction to touch floating point state raises an NM No Math, later known as Device Not Available exception. Traditionally, FPU state has been large in...

UBUNTU-CVE-2018-5848

In the function wmisetie, the length validation code does not handle unsigned integer overflow properly. As a result, a large value of the 'ielen' argument can cause a buffer overflow in all Android releases from CAF Android for MSM, Firefox OS for MSM, QRD Android using the Linux Kernel...

CVE-2018-8897

A statement in the System Programming Guide of the Intel 64 and IA-32 Architectures Software Developer's Manual SDM was mishandled in the development of some or all operating-system kernels, resulting in unexpected behavior for DB exceptions that are deferred by MOV SS or POP SS, as demonstrated ...

CVE-2018-8897

A statement in the System Programming Guide of the Intel 64 and IA-32 Architectures Software Developer's Manual SDM was mishandled in the development of some or all operating-system kernels, resulting in unexpected behavior for DB exceptions that are deferred by MOV SS or POP SS, as demonstrated ...

ALPINE-CVE-2018-8897

A statement in the System Programming Guide of the Intel 64 and IA-32 Architectures Software Developer's Manual SDM was mishandled in the development of some or all operating-system kernels, resulting in unexpected behavior for DB exceptions that are deferred by MOV SS or POP SS, as demonstrated ...

CVE-2018-8897

A statement in the System Programming Guide of the Intel 64 and IA-32 Architectures Software Developer's Manual SDM was mishandled in the development of some or all operating-system kernels, resulting in unexpected behavior for DB exceptions that are deferred by MOV SS or POP SS, as demonstrated ...

UBUNTU-CVE-2018-8897

A statement in the System Programming Guide of the Intel 64 and IA-32 Architectures Software Developer's Manual SDM was mishandled in the development of some or all operating-system kernels, resulting in unexpected behavior for DB exceptions that are deferred by MOV SS or POP SS, as demonstrated ...

The vulnerability in the IPC::Connection::processMessage function of UNIX IPC kernels for display pages in WebKitGTK+ allows a attacker to trigger a buffer overflow.

The vulnerability of the IPC::Connection::processMessage function in UNIX IPC kernel and WebKitGTK+ web pages is caused by improper checking of message sizes. Exploiting this vulnerability can allow a malicious actor to trigger buffer overflows in user interface processes remotely...

Linux kernel 'futex_requeue' function denial of service vulnerability

Linux kernel is the kernel used by Linux, the open source operating system released by the Linux Foundation in the United States. A security vulnerability exists in the 'futexrequeue' function in the kernel/futex.c file in versions of Linux kernel prior to 4.14.15. An attacker can exploit this...

Updated gcc packages fix security vulnerability

This update provides and update to 5.5.0 maintenance release and adds support for retpoline, a mitigation technique for CVE-2017-5715 branch target injection aka 'Spectre Variant 2' that is needed at least for the kernels...

UBUNTU-CVE-2017-15847

In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, in the SPCom kernel driver, a race condition exists when creating a channel...

USN-3521-1 nvidia-graphics-drivers-384 vulnerability

Jann Horn discovered that microprocessors utilizing speculative execution and branch prediction may allow unauthorized memory reads via sidechannel attacks. This flaw is known as Spectre. A local attacker could use this to expose sensitive information, including kernel memory. This update provide...