The vulnerability of the input/output function in the next-generation software for Cisco Enterprise NFV Infrastructure Software (NFVIS), which allows a hacker to enhance their privileges

The vulnerability of the input/output function in the next-generation software for Cisco Enterprise NFV Infrastructure Software NFVIS is related to lack of access control. Exploiting this vulnerability could allow a malicious actor to enhance their privileges by sending API calls from a virtual...

NVIDIA vGPU Manager 资源管理错误漏洞

NVIDIA vGPU Software is a management software for providing GPU capabilities to virtual machines from NVIDIA Corporation. NVIDIA vGPU Softwar is vulnerable to a resource management error that could be exploited to trigger an uncontrolled denial of service due to resource consumption...

Ubuntu: Security Advisory (USN-5418-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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...

CVE-2022-0171

A flaw was found in the Linux kernel. The existing KVM SEV API has a vulnerability that allows a non-root host user-level application to crash the host kernel by creating a confidential guest VM instance in AMD CPU that supports Secure Encrypted Virtualization SEV...

USN-5418-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle, linux-snapdragon vulnerabilities

Ke Sun, Alyssa Milburn, Henrique Kawakami, Emma Benoit, Igor Chervatyuk, Lisa Aichele, and Thais Moreira Hamasaki discovered that the Spectre Variant 2 mitigations for AMD processors on Linux were insufficient in some situations. A local attacker could possibly use this to expose sensitive...

The vulnerability of the Windows Hyper-V hardware virtualization system allows a attacker to trigger a service failure.

The vulnerability of the Windows Hyper-V hardware virtualization system is related to resource release errors. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of the Windows Hyper-V hardware virtualization system allows attackers to escalate their privileges.

The vulnerability of the Windows Hyper-V hardware virtualization system is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to gain increased privileges...

CVE-2021-26349

Failure to assign a new report ID to an imported guest may potentially result in an SEV-SNP guest VM being tricked into trusting a dishonest Migration Agent MA...

CVE-2021-38969

IBM Spectrum Virtualize 8.2, 8.3, and 8.4 could allow an attacker to allow unauthorized access due to the reuse of support generated credentials. IBM X-Force ID: 212609...

Moderate: Red Hat Security Advisory: virt:av and virt-devel:av security update

An update for the virt:av and virt-devel:av modules is now available for Advanced Virtualization for RHEL 8.6. 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 rating, is...

RHEL 8 : virt:rhel and virt-devel:rhel (RHSA-2022:1759)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:1759 advisory. Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contai...

AMD CPUs 加密问题漏洞

AMD CPUs are a family of CPUs from AMD in the United States. A security vulnerability exists in AMD CPUs. An attacker could exploit this vulnerability to infer the data values used by the SEV guest on an AMD CPU by monitoring the ciphertext values...

CVE-2021-46744

An attacker with access to a malicious hypervisor may be able to infer data values used in a SEV guest on AMD CPUs by monitoring ciphertext values over time...

CVE-2021-26342

In SEV guest VMs, the CPU may fail to flush the Translation Lookaside Buffer TLB following a particular sequence of operations that includes creation of a new virtual machine control block VMCB. The failure to flush the TLB may cause the microcode to use stale TLB translations which may allow for...

CVE-2021-26324

A bug with the SEV-ES TMR may lead to a potential loss of memory integrity for SNP-active VMs...

kernel: KVM: SVM: out-of-bounds read/write in sev_es_string_io

A flaw was found in the KVM's AMD code for supporting the Secure Encrypted Virtualization-Encrypted State SEV-ES. A KVM guest using SEV-ES can trigger out-of-bounds reads and writes in the host kernel via a malicious VMGEXIT for a string I/O instruction for example, outs or ins using the exit...

kernel: KVM: SVM: out-of-bounds read/write in sev_es_string_io

A flaw was found in the KVM's AMD code for supporting the Secure Encrypted Virtualization-Encrypted State SEV-ES. A KVM guest using SEV-ES can trigger out-of-bounds reads and writes in the host kernel via a malicious VMGEXIT for a string I/O instruction for example, outs or ins using the exit...

AMD EPYC SEV-ES TMR 安全漏洞

AMD EPYC is an x86 server microprocessor product line from AMD, known as "Xiao Long" in Chinese, utilizing the Zen microarchitecture. A security vulnerability exists in AMD EPYC SEV-ES TMR. An attacker could exploit this vulnerability to cause a loss of memory integrity in SNP-active VMs...

PT-2022-2445 · Microsoft · Windows Hyper-V +1

Name of the Vulnerable Software and Affected Versions: Windows Hyper-V affected versions not specified Description: The issue is related to errors in resource release in the Windows Hyper-V hardware virtualization system, which can be exploited to cause a denial of service. This allows attackers ...

AMD Secure Encrypted Virtualization 安全漏洞

AMD Secure Encrypted Virtualization is a software application from AMD USA. Hardware-accelerated memory encryption to protect data in use. A security vulnerability exists in AMD Secure Encrypted Virtualization TMR that stems from a failure to verify that the SEV-ES TMR is not in MMIO space,...