CVE-2019-5544

OpenSLP as used in ESXi and the Horizon DaaS appliances has a heap overwrite issue. VMware has evaluated the severity of this issue to be in the Critical severity range with a maximum CVSSv3 base score of 9.8...

DEBIAN-CVE-2019-19579

An issue was discovered in Xen through 4.12.x allowing attackers to gain host OS privileges via DMA in a situation where an untrusted domain has access to a physical device and assignable-add is not used, because of an incomplete fix for CVE-2019-18424. XSA-302 relies on the use of libxl's...

Explained: What is containerization?

Containerization. Another one of those tech buzzwords folks love to say but often have no idea what it means. A better way to organize children's toys? The act of bringing tupperware out to dinner to safely transport home leftovers? Another name for Russian dolls? Containerization is, of course,...

Kernel: KVM: nVMX: use-after-free of the hrtimer for emulation of the preemption timer

A use-after-free vulnerability was found in the way the Linux kernel's KVM hypervisor emulates a preemption timer for L2 guests when nested =1 virtualization is enabled. This high resolution timerhrtimer runs when a L2 guest is active. After VM exit, the syncvmcs12 timer object is stopped. The...

NewStart CGSL CORE 5.04 / MAIN 5.04 : kernel-rt Multiple Vulnerabilities (NS-SA-2019-0222)

The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has kernel-rt packages installed that are affected by multiple vulnerabilities: - Microarchitectural Store Buffer Data Sampling MSBDS: Store buffers on some microprocessors utilizing speculative execution may allow an...

[SECURITY] Fedora 31 Update: xen-4.12.1-7.fc31

This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...

CVE-2019-6670

On BIG-IP 15.0.0-15.0.1, 14.1.0-14.1.2, 14.0.0-14.0.1, 13.1.0-13.1.3.1, 12.1.0-12.1.5, and 11.5.1-11.6.5, vCMP hypervisors are incorrectly exposing the plaintext unit key for their vCMP guests on the filesystem...

CVE-2019-6670

CVE-2019-6670 affects F5 BIG-IP vCMP hypervisors. The vulnerability arises from a flaw that causes plaintext unit keys for vCMP guests to be exposed on the filesystem. Affected versions include BIG-IP 15.0.0–15.0.1, 14.1.0–14.1.2, 14.0.0–14.0.1, 13.1.0–13.1.3.1, 12.1.0–12.1.5, and 11.5.1–11.6.5. ...

Ubuntu 18.04.2 VMs can fail to boot on Citrix Hypervisor (formerly XenServer)

When creating an Ubuntu 18.04.2 or18.04.3VM or updating an existing VM to Ubuntu 18.04.2 or 18.04.3, your VM can fail to boot. The console shows the boot sequence hung at the point "Starting Tool to automatically collect and submit kernel crash signatures..." If you switch the console to shell mo...

Control domain memory leak issue on Citrix Hypervisor 8.0 when GPU in use

1. Any operation on VMs start, shutdown, creating and removing snapshot etc. with GPU are extremely slow 2. Citrix Hypervisor 8.0 freezing when GPU in use...

Xen Restartable PV Type Change Operations Elevation of Privilege Vulnerability (XSA-299)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by an elevation of privilege vulnerability due to race conditions in the pagetable promotion and demotion operations. An authenticated, remote attacker can exploit this issue, by triggering...

VMware Workstation 15.0.x < 15.5.1 Multiple Vulnerabilities (VMSA-2019-0020, VMSA-2019-0021)

The version of VMware Workstation installed on the remote Windows host is 15.0.x prior to 15.5.1. It is, therefore, affected by multiple vulnerabilities: - An unspecified information disclosure vulnerability in vmnetdhcp. CVE-2019-5540 - An unspecified out-of-bounds write vulnerability in the...

VMware Fusion 11.0.x < 11.5.1 Multiple Vulnerabilities (VMSA-2019-0020, VMSA-2019-0021)

The version of VMware Fusion installed on the remote macOS or Mac OS X host is 11.0.x prior to 11.5.1. It is, therefore, affected by multiple vulnerabilities: - An unspecified information disclosure vulnerability in vmnetdhcp. CVE-2019-5540 - An unspecified out-of-bounds write vulnerability in th...

MGASA-2019-0333 Updated kernel-linus packages fix security vulnerabilities

This kernel-linus update is based on the upstream 5.3.11 and fixes at least the following security issues: Insufficient access control in a subsystem for Intel R processor graphics may allow an authenticated user to potentially enable escalation of privilege via local access CVE-2019-0155. A...

Updated kernel-linus packages fix security vulnerabilities

This kernel-linus update is based on the upstream 5.3.11 and fixes at least the following security issues: Insufficient access control in a subsystem for Intel R processor graphics may allow an authenticated user to potentially enable escalation of privilege via local access CVE-2019-0155. A...

[SECURITY] Fedora 31 Update: xen-4.12.1-6.fc31

This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...

[SECURITY] Fedora 29 Update: xen-4.11.2-2.fc29

This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...

Fedora Update for xen FEDORA-2019-865bb16900

The remote host is missing an update for the Copyright C 2019 Greenbone Networks GmbH 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-or-later This program is free software; you can...

openSUSE Security Update : xen (openSUSE-2019-2508)

This update for xen fixes the following issues : - CVE-2018-12207: Untrusted virtual machines on Intel CPUs could exploit a race condition in the Instruction Fetch Unit of the Intel CPU to cause a Machine Exception during Page Size Change, causing the CPU core to be non-functional. bsc1155945 -...

openSUSE Security Update : the Linux Kernel (openSUSE-2019-2503)

The openSUSE Leap 15.0 kernel was updated to receive various security and bugfixes. The following security bugs were fixed : - CVE-2019-0154: An unprotected read access to i915 registers has been fixed that could have been abused to facilitate a local denial-of-service attack. bsc1135966 -...