VMware vSphere, Workstation and Fusion updates add Hypervisor-Assisted Guest Remediation for speculative execution issue

New speculative-execution control mechanism for Virtual Machines Updates of vCenter Server, ESXi, Workstation and Fusion virtualize the new speculative-execution control mechanism for Virtual Machines VMs. As a result, a patched Guest Operating System Guest OS can remediate the Branch Target...

Meltdown Exploit PoC

Speculative optimizations execute code in a non-secure manner leaving data traces in microarchitecture such as cache. Refer to the paper by Lipp et. al 2017 for details: https://meltdownattack.com/meltdown.pdf. Can only dump linuxprocbanner at the moment, since requires accessed memory to be in...

Virtuozzo 6 : parallels-server-bm-release / vzkernel / etc (VZA-2018-002)

According to the versions of the parallels-server-bm-release / vzkernel / etc packages installed, the Virtuozzo installation on the remote host is affected by the following vulnerabilities : - CVE-2017-5715 triggers the speculative execution by utilizing branch target injection. It relies on the...

Experts Weigh In On Spectre Patch Challenges

The race to patch against the Meltdown and Spectre processor vulnerabilities disclosed last week is on. As of today, there are no known exploits in the wild impacting vulnerable Intel, AMD and ARM devices. Currently, vendors are focused on three main mitigation efforts. Patches that address the...

EFS Software Easy File Sharing Web Server vfolder.ghp Stack Buffer Overflow

A buffer overflow vulnerability exists in HTTP GET requests to EFS Software Easy File Sharing Web Server. The vulnerability is due to a failure on properly perform boundary checking on user input. A remote, unauthenticated attacker could exploit this vulnerability by sending a malicious HTTP...

VMSA-2018-0004:VMware vSphere, Workstation and Fusion updates add Hypervisor-Assisted Guest Remediation for speculative execution issue

VMSA-2018-0004.3 VMware vSphere, Workstation and Fusion updates add Hypervisor-Assisted Guest Mitigations for speculative execution issue VMware Security Advisory VMware Security Advisory Advisory ID: VMSA-2018-0005 VMware Security Advisory Severity: Critical VMware Security Advisory Synopsis:...

(RHSA-2018:0057) Important: qemu-kvm-rhev security update

Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the user-space component for running virtual machines that use KVM in environments managed by Red Hat products. Security Fixes: An industry-wide issue was...

(RHSA-2018:0050) Important: vdsm security update

The VDSM service is required by a Virtualization Manager to manage the Linux hosts. VDSM manages and monitors the host's storage, memory and networks as well as virtual machine creation, other host administration tasks, statistics gathering, and log collection. Security Fixes: An industry-wide...

CVE-2017-16720

A Path Traversal issue was discovered in WebAccess versions 8.3.2 and earlier. An attacker has access to files within the directory structure of the target device...

Path traversal

A Path Traversal issue was discovered in WebAccess versions 8.3.2 and earlier. An attacker has access to files within the directory structure of the target device...

RHEL 6 : microcode_ctl (RHSA-2018:0036) (Spectre)

An update for microcodectl is now available for Red Hat Enterprise Linux 6.7 Extended Update 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 availabl...

RedHat Update for microcode_ctl RHSA-2018:0013-01

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...

RedHat Update for qemu-kvm RHSA-2018:0024-01

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...

RedHat Update for microcode_ctl RHSA-2018:0012-01

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...

RedHat Update for libvirt RHSA-2018:0030-01

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...

hw: cpu: speculative execution branch target injection

An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of instructions a commonly used performance optimization. There are three primary variants of the issue which differ in the way the speculative execution can be exploited. Variant...

libvirt security update

CentOS Errata and Security Advisory CESA-2018:0030 The libvirt library contains a C API for managing and interacting with the virtualization capabilities of Linux and other operating systems. In addition, libvirt provides tools for remote management of virtualized systems. Security Fixes: An...

kernel, perf, python security update

CentOS Errata and Security Advisory CESA-2018:0008 The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of instructions a commonly...

microcode_ctl security update

CentOS Errata and Security Advisory CESA-2018:0013 The microcodectl packages provide microcode updates for Intel and AMD processors. Security Fixes: An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of instructions a commonly use...

(RHSA-2018:0039) Important: microcode_ctl security update

The microcodectl packages provide microcode updates for Intel and AMD processors. Security Fixes: An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of instructions a commonly used performance optimization. There are three primary...