Let the top of the Bash broken shell vulnerability is no longer difficult to understand under-the vulnerability warning-the black bar safety net

On the security of popular science: let the top of the Bash broken shell vulnerability is no longer difficult to understand onwe describe a lot of the basics, now it's time for us to build an environment of actual combat. Required environment description Virtual machine: Recommended to use...

Ubuntu: Security Advisory (USN-2396-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2014 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...

UBUNTU-CVE-2014-8480

The instruction decoder in arch/x86/kvm/emulate.c in the KVM subsystem in the Linux kernel before 3.18-rc2 lacks intended decoder-table flags for certain RIP-relative instructions, which allows guest OS users to cause a denial of service NULL pointer dereference and host OS crash via a crafted...

RHEL 6 : rhev-hypervisor6 3.4.0 (RHSA-2014:0674)

Updated rhev-hypervisor6 packages that fix multiple security issues, several bugs, and add various enhancements are now available. The Red Hat Security Response Team has rated this update as having Moderate security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed...

RHEL 6 : rhev-hypervisor6 (RHSA-2013:1181)

An updated rhev-hypervisor6 package that fixes three security issues and various bugs is now available. The Red Hat Security Response Team has rated this update as having moderate security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity ratings, are...

RHEL 6 : rhev-hypervisor6 (RHSA-2013:0907)

An updated rhev-hypervisor6 package that fixes two security issues and various bugs is now available. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity ratings, are...

RHEL 6 : rhev-hypervisor6 (RHSA-2013:0579)

The remote Redhat Enterprise Linux 6 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2013:0579 advisory. The rhev-hypervisor6 package provides a Red Hat Enterprise Virtualization Hypervisor ISO disk image. The Red Hat Enterprise Virtualization...

Ubuntu 14.10 : linux vulnerabilities (USN-2396-1)

Nadav Amit reported that the KVM Kernel Virtual Machine mishandles noncanonical addresses when emulating instructions that change the rip Instruction Pointer. A guest user with access to I/O or the MMIO can use this flaw to cause a denial of service system crash of the guest. CVE-2014-3647 A flaw...

[SECURITY] Fedora 21 Update: openstack-cinder-2014.1.3-1.fc21

OpenStack Volume codename Cinder provides services to manage and access block storage volumes for use by Virtual Machine instances...

Ubuntu: Security Advisory (USN-2394-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2014 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...

Ubuntu 12.04 LTS : linux-lts-trusty vulnerabilities (USN-2394-1)

Nadav Amit reported that the KVM Kernel Virtual Machine mishandles noncanonical addresses when emulating instructions that change the rip Instruction Pointer. A guest user with access to I/O or the MMIO can use this flaw to cause a denial of service system crash of the guest. CVE-2014-3647 A flaw...

USN-2395-1 linux vulnerabilities

Nadav Amit reported that the KVM Kernel Virtual Machine mishandles noncanonical addresses when emulating instructions that change the rip Instruction Pointer. A guest user with access to I/O or the MMIO can use this flaw to cause a denial of service system crash of the guest. CVE-2014-3647 A flaw...

PT-2019-4107 · Linux +7 · Linux Kernel +7

Name of the Vulnerable Software and Affected Versions: Linux kernel versions 2.6.34 through 5.2.x Description: A buffer overflow flaw was found in the Linux kernel's vhost functionality, which translates virtqueue buffers to IOVs and logs buffer descriptors during migration. This flaw can be...

NIST Publishes Draft Hypervisor Security Guide

NIST has followed up a three-year-old virtualization security guide with recommendations for hypervisor security. A draft version of SP800-125a was released this week and a public comment period opened on Monday and ends Nov. 10. The guide targets enterprise security and IT management as well dat...

PT-2014-5416 · Openstack +1 · Openstack Compute +1

Name of the Vulnerable Software and Affected Versions: OpenStack Compute Nova versions prior to 2014.1.3 Description: The issue allows remote authenticated users to bypass the quota limit and cause a denial of service by consuming resources. This is achieved by putting a virtual machine into the...

Xen Bug Could cause Crashes, Expose Cloud Data

The Xen Project published a security advisory yesterday about a critical vulnerability in its virtual machine and hypervisor systems that could expose public cloud servers to attacks capable of crashing host machines and even stealing small amounts of random data. The fix was made available under...

UBUNTU-CVE-2014-7155

The x86emulate function in arch/x86/x86emulate/x86emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service guest crash or gain guest kernel mode privileges via vectors involving an 1 HLT, 2 LGDT, 3 LIDT, or 4...

Ubuntu: Security Advisory (USN-2356-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2014 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...

USN-2357-1: Linux kernel (OMAP4) vulnerabilities

Jack Morgenstein reported a flaw in the page handling of the KVM Kerenl Virtual Machine subsystem in the Linux kernel. A guest OS user could exploit this flaw to cause a denial of service host OS memory corruption or possibly have other unspecified impact on the host OS. CVE-2014-3601 Chris Evans...

qemu: virtio: buffer overrun on incoming migration

Array index error in the virtioload function in hw/virtio/virtio.c in QEMU before 1.7.2 allows remote attackers to execute arbitrary code via a crafted savevm image...