Missing Linux Kernel mitigations for hardware vulnerabilities (sysfs interface not available)

The remote host is missing all known mitigations on Linux Kernel side for the referenced hardware vulnerabilities. Note: The sysfs interface to read the migitation status from the Linux Kernel is not available. Based on this it is assumed that no Linux Kernel mitigations are available and that th...

Detection of Linux Kernel mitigation status for hardware vulnerabilities

Checks the Linux Kernel mitigation status for hardware CPU vulnerabilities. SPDX-FileCopyrightText: 2020 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...

7 New Flaws Affect All Thunderbolt-equipped Computers Sold in the Last 9 Years

A cybersecurity researcher today uncovers a set of 7 new unpatchable hardware vulnerabilities that affect all desktops and laptops sold in the past 9 years with Thunderbolt, or Thunderbolt-compatible USB-C ports. Collectively dubbed 'ThunderSpy,' the vulnerabilities can be exploited in 9 realisti...

Escaping the Chrome Sandbox with RIDL

Guest blog post by Stephen Röttger tl;dr: Vulnerabilities that leak cross process memory can be exploited to escape the Chrome sandbox. An attacker is still required to compromise the renderer prior to mounting this attack. To protect against attacks on affected CPUs make sure your microcode is u...

Guarding against supply chain attacks—Part 2: Hardware risks

The challenge and benefit of technology today is that it’s entirely global in nature. This reality is brought into focus when companies assess their supply chains, and look for ways to identify, assess, and manage risks across the supply chain of an enterprise. Part 2 of the “Guarding against...

Tianfu Cup Round-Up: Safari, Chrome, D-Link Routers and Office 365 Successfully Hacked

Hackers over the weekend successfully compromised widely used software and hardware–including browsers Safari and Chrome, D-Link routers and the Office 365 suite–using zero-day vulnerabilities at the annual Tianfu Cup gathering. The hacking competition, held in Chengdu, China, is very similar to...

TPM-Fail Attacks Against Cryptographic Coprocessors

Really interesting research: TPM-FAIL: TPM meets Timing and Lattice Attacks, by Daniel Moghimi, Berk Sunar, Thomas Eisenbarth, and Nadia Heninger. Abstract: Trusted Platform Module TPM serves as a hardware-based root of trust that protects cryptographic keys from privileged system and physical...

Important: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise MRG 2. 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 t...

ThreatList: Most Retail Hardware Bug Bounty Flaws Are Critical

Almost all of hardware vulnerabilities – 90 percent – that were submitted to retail bug bounty programs so far this year were categorized as critical, showing that Point of Sale systems and other retail hardware assets remain a serious security issue. That’s due to the fact that retail hardware...

Driver Disaster: Over 40 Signed Drivers Can’t Pass Security Muster

LAS VEGAS – An insecure driver can be just what a hacker needs to get its foot in the door to a Windows environment. Compromised drivers are at the heart of massive security headaches ranging from recent Slingshot APT campaigns and LoJax malware. That’s why researchers at Eclypsium are sounding t...

openSUSE Security Update : kernel-firmware (openSUSE-2019-1770)

This update for kernel-firmware fixes the following issues : kernel-firmware was updated to version 20190618 : - cavium: Add firmware for CNN55XX crypto driver. - linux-firmware: Update firmware file for Intel Bluetooth 22161 - linux-firmware: Update firmware file for Intel Bluetooth 9560 -...

[SECURITY] [DLA 1789-2] intel-microcode security update

Package : intel-microcode Version : 3.20190618deb8u1 CVE ID : CVE-2018-12126 CVE-2018-12127 CVE-2018-12130 CVE-2019-11091 Debian Bug : 929073 DLA-1789-1 shipped updated CPU microcode for most types of Intel CPUs as mitigations for the MSBDS, MFBDS, MLPDS and MDSUM hardware vulnerabilities. This...

EulerOS Virtualization 2.5.1 : kernel (EulerOS-SA-2019-1638)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - The recent speculative execution CVEs address three potential attacks across a wide variety of architectures and hardware...

[SECURITY] [DLA 1789-1] intel-microcode security update

Package : intel-microcode Version : 3.20190514.1deb8u1 CVE ID : CVE-2018-12126 CVE-2018-12127 CVE-2018-12130 CVE-2019-11091 Debian Bug : 929007 This update ships updated CPU microcode for most types of Intel CPUs. It provides microcode support to implement mitigations for the MSBDS, MFBDS, MLPDS...

The use of DVRF learn firmware analysis series a-vulnerability warning-the black bar safety net

With a variety of hardware devices vulnerabilities more and more people concern, as well as by a malicious attacker a large advantage. As a Security Researcher, Learning Analytics firmware vulnerability, a timely warning to patch vulnerabilities is becoming increasingly important. This series of...

Microsoft Guidance to mitigate L1TF variant

Executive Summary On January 3, 2018, Microsoft released an advisory and security updates for a new class of hardware vulnerabilities involving speculative execution side channels known as Spectre and Meltdown. Microsoft is aware of a new speculative execution side channel vulnerability known as ...

Analysis and mitigation of L1 Terminal Fault (L1TF)

In January 2018, Microsoft released an advisory and security updates for a new class of hardware vulnerabilities involving speculative execution side channels known as Spectre and Meltdown. In this blog post, we will provide a technical analysis of a new speculative execution side channel...

Analysis and mitigation of L1 Terminal Fault (L1TF)

In January 2018, Microsoft released an advisory and security updates for a new class of hardware vulnerabilities involving speculative execution side channels known as Spectre and Meltdown. In this blog post, we will provide a technical analysis of a new speculative execution side channel...

KLA11291 Microsoft Guidance for Lazy Floating Point State Restore

Speculative store bypass vulnerability in Microsoft Windows systems can be exploited to bypass security restrictions. On January 3, 2018, Microsoft released an advisory and security updates related to a newly-discovered class of hardware vulnerabilities known as Spectre and Meltdown involving...

KLA11891 Microsoft Advisory for Microsoft Products (ESU)

Microsoft released an advisory and security updates related to a newly-discovered class of hardware vulnerabilities known as Spectre and Meltdown. An additional vulnerability involving side channel speculative execution has been announced and assigned CVE-2018-3665. An attacker locally could caus...