The vulnerability in the arch/x86/kvm/svm/sev.c component of the Kernel-based Virtual Machine (KVM) virtualization subsystem of Linux operating systems allows a attacker to cause a service failure.

The vulnerability in the kernel-based virtual machine KVM virtualization subsystem of Linux operating systems, specifically in the arch/x86/kvm/svm/sev.c component, involves uncontrolled resource consumption. Exploiting this vulnerability can allow an attacker to cause service failures...

RHEL 8 : virt:8.3 and virt-devel:8.3 (RHSA-2021:1125)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:1125 advisory. The Advanced Virtualization module provides the user-space component for running virtual machines that use KVM in environments managed by Red Hat...

DEBIAN-CVE-2020-36311

An issue was discovered in the Linux kernel before 5.9. arch/x86/kvm/svm/sev.c allows attackers to cause a denial of service soft lockup by triggering destruction of a large SEV VM which requires unregistering many encrypted regions, aka CID-7be74942f184...

CVE-2020-36313

An issue was discovered in the Linux kernel before 5.7. The KVM subsystem allows out-of-range access to memslots after a deletion, aka CID-0774a964ef56. This affects arch/s390/kvm/kvm-s390.c, include/linux/kvmhost.h, and virt/kvm/kvmmain.c...

DEBIAN-CVE-2020-36310

An issue was discovered in the Linux kernel before 5.8. arch/x86/kvm/svm/svm.c allows a setmemoryregiontest infinite loop for certain nested page faults, aka CID-e72436bc3a52...

UBUNTU-CVE-2020-36311

An issue was discovered in the Linux kernel before 5.9. arch/x86/kvm/svm/sev.c allows attackers to cause a denial of service soft lockup by triggering destruction of a large SEV VM which requires unregistering many encrypted regions, aka CID-7be74942f184...

Linux kernel 安全漏洞

The Linux kernel is a computer operating system kernel written in C and assembly language, compliant with the POSIX standard, and distributed under the GNU General Public License. A denial of service vulnerability exists in arch/x86/kvm/svm/sev.c in Linux kernel versions prior to 5.9. An attacker...

Linux kernel 安全漏洞

The Linux kernel is a computer operating system kernel written in C and assembly language, compliant with the POSIX standard, and distributed under the GNU General Public License. A setmemoryregiontest infinite loop vulnerability exists in arch/x86/kvm/svm/svm.c in Linux kernel versions prior to...

virt:rhel and virt-devel:rhel security update

An update is available for libnbd, nbdkit, libguestfs-winsupport, supermin, libiscsi, hivex, netcf, perl-Sys-Virt, seabios, sgabios, libvirt-dbus, libvirt-python. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Moderate: virt:rhel and virt-devel:rhel security update

Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contains packages which provide user-space components used to run virtual machines using KVM. The packages also provide APIs for managing and interacting with the...

Moderate: Red Hat Security Advisory: RHV-H enhancement and security update (redhat-virtualization-host) 4.3.14

An update for redhat-virtualization-host is now available for Red Hat Virtualization 4 for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity...

RHEL 7 : RHV-H and security update (redhat-virtualization-host) 4.3.14 (Moderate) (RHSA-2021:1051)

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2021:1051 advisory. The redhat-virtualization-host packages provide the Red Hat Virtualization Host. These packages include redhat-release-virtualization-host. Red Hat...

SUSE ovmf 安全漏洞

SUSE ovmf is a firmware from SUSE Germany. It is used to support virtual machines for UEFI. A security vulnerability exists in SUSE ovmf that stems from unrestricted FV recursion...

The vulnerability of the Windows operating system, related to insecure management of privileges, allows a perpetrator to elevate their privileges.

The vulnerability of the App-V Overlay Filter component in the Windows operating system is related to insecure management of privileges. Exploiting this vulnerability can allow an attacker to enhance their privileges...

The vulnerability of clients to virtualization and streaming of Microsoft Application Virtualization (App-V) operating systems for Windows allows a perpetrator to execute arbitrary code.

The vulnerability of clients to virtualization and streaming of Microsoft Application Virtualization App-V operating systems on Windows systems is related to improper code generation. Exploiting this vulnerability can allow an attacker to execute arbitrary code...

Security Bulletin: Multiple Vulnerabilities in IBM Java SDK affect IBM Virtualization Engine TS7700 - October 2020 & January 2021

Summary There are multiple vulnerabilities in IBM® SDKs Java™ Technology Edition, Versions 7 and 8, as used by IBM Virtualization Engine TS7700. These issues were disclosed as part of the IBM Java SDK updates in October 2020 and January 2021. IBM Virtualization Engine TS7700 has addressed the...

CVE-2020-7467

In FreeBSD 12.2-STABLE before r365767, 11.4-STABLE before r365769, 12.1-RELEASE before p10, 11.4-RELEASE before p4 and 11.3-RELEASE before p14 a number of AMD virtualization instructions operate on host physical addresses, are not subject to nested page table translation, and guest use of these...

CVE-2020-7467

In FreeBSD 12.2-STABLE before r365767, 11.4-STABLE before r365769, 12.1-RELEASE before p10, 11.4-RELEASE before p4 and 11.3-RELEASE before p14 a number of AMD virtualization instructions operate on host physical addresses, are not subject to nested page table translation, and guest use of these...

Code injection

In FreeBSD 12.2-STABLE before r365767, 11.4-STABLE before r365769, 12.1-RELEASE before p10, 11.4-RELEASE before p4 and 11.3-RELEASE before p14 a number of AMD virtualization instructions operate on host physical addresses, are not subject to nested page table translation, and guest use of these...

CVE-2020-7467

The CVE-2020-7467 issue is a FreeBSD bhyve SVM vulnerability. Affected: FreeBSD 12.2-STABLE before r365767; 12.1-RELEASE before p10; 11.4-STABLE before r365769; 11.4-RELEASE before p4; 11.3-RELEASE before p14. Description: several AMD virtualization instructions operate on host physical addresses...