CVE-2021-26340

A malicious hypervisor in conjunction with an unprivileged attacker process inside an SEV/SEV-ES guest VM may fail to flush the Translation Lookaside Buffer TLB resulting in unexpected behavior inside the virtual machine VM...

CVE-2021-26340

CVE-2021-26340 is a published vulnerability affecting AMD SEV/SEV-ES environments. A malicious hypervisor with an unprivileged attacker process inside a guest VM may fail to flush the TLB, causing unexpected VM behavior and potential loss of integrity and confidentiality. Affected products includ...

CVE-2021-38937

IBM PowerVM Hypervisor FW940, FW950, and FW1010 could allow an authenticated user to cause the system to crash using a specially crafted IBMi Hypervisor call. IBM X-Force ID: 210894...

CVE-2021-38937

IBM PowerVM Hypervisor FW940, FW950, and FW1010 could allow an authenticated user to cause the system to crash using a specially crafted IBMi Hypervisor call. IBM X-Force ID: 210894...

CVE-2021-38917

IBM PowerVM Hypervisor FW860, FW940, and FW950 could allow an attacker that gains service access to the FSP can read and write arbitrary host system memory through a series of carefully crafted service procedures. IBM X-Force ID: 210018...

CVE-2021-38917

IBM PowerVM Hypervisor FW860, FW940, and FW950 could allow an attacker that gains service access to the FSP can read and write arbitrary host system memory through a series of carefully crafted service procedures. IBM X-Force ID: 210018...

Code injection

IBM PowerVM Hypervisor FW860, FW940, and FW950 could allow an attacker that gains service access to the FSP can read and write arbitrary host system memory through a series of carefully crafted service procedures. IBM X-Force ID: 210018...

Design/Logic Flaw

IBM PowerVM Hypervisor FW940, FW950, and FW1010 could allow an authenticated user to cause the system to crash using a specially crafted IBMi Hypervisor call. IBM X-Force ID: 210894...

CVE-2021-38937

IBM PowerVM Hypervisor CVE-2021-38937 affects FW940, FW950, and FW1010. An authenticated user can trigger a specially crafted IBMi Hypervisor call to crash the system. Remediation is to upgrade to FW940.50(940_095), FW950.30(950_092), FW1010.01(1010_69) or newer. Affected Power VM Hypervisor vers...

CVE-2021-38937

IBM PowerVM Hypervisor FW940, FW950, and FW1010 could allow an authenticated user to cause the system to crash using a specially crafted IBMi Hypervisor call. IBM X-Force ID: 210894...

CVE-2021-38917

IBM PowerVM Hypervisor FW860, FW940, and FW950 could allow an attacker that gains service access to the FSP can read and write arbitrary host system memory through a series of carefully crafted service procedures. IBM X-Force ID: 210018...

CVE-2021-38917

IBM PowerVM Hypervisor FW860, FW940, and FW950 are vulnerable to an access-control flaw that allows an attacker who gains service access to the FSP to read and write arbitrary host memory via crafted service procedures. Impact: high confidentiality and integrity, no availability impact. Affected ...

Security Bulletin: The PowerVM hypervisor can violate the isolation between peer VMs in certain scenarios

Summary A specific sequence of VM management operations from the management console HMC, Novalink, or PowerVC can lead to a violation of the isolation between peer VMs. Vulnerability Details CVEID: CVE-2021-38918 DESCRIPTION: IBM PowerVM Hypervisor through a specific sequence of VM management...

AMD EPYC Embedded Processors 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 Embedded Processors, where an unprivileged process executed by a malicious hypervisor in a VM could maliciously take...

Security Bulletin: The PowerVM hypervisor is vulnerable to a carefully crafted IBMi hypervisor call that can lead to a system crash

Summary The PowerVM hypervisor is vulnerable to a carefully crafted IBMi hypervisor call that can lead to a system crash Vulnerability Details CVEID: CVE-2021-38937 DESCRIPTION: IBM PowerVM Hypervisor could allow an authenticated user to cause the system to crash using a specially crafted IBMi...

Security Bulletin: The PowerVM hypervisor can allow an attacker that gains service access to the FSP to read and write system memory

Summary On PowerVM systems an attacker that gains service access to the FSP can read and write system memory through a series of carefully crafted service procedures Vulnerability Details CVEID: CVE-2021-38917 DESCRIPTION: IBM PowerVM Hypervisor could allow an attacker that gains service access t...

[SECURITY] Fedora 34 Update: xen-4.14.3-3.fc34

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

CVE-2021-38937

IBM PowerVM Hypervisor FW940, FW950, and FW1010 could allow an authenticated user to cause the system to crash using a specially crafted IBMi Hypervisor call. IBM X-Force ID: 210894...

CVE-2021-38917

IBM PowerVM Hypervisor FW860, FW940, and FW950 could allow an attacker that gains service access to the FSP can read and write arbitrary host system memory through a series of carefully crafted service procedures. IBM X-Force ID: 210018...

IBM PowerVM Hypervisor 安全漏洞

IBM PowerVM Hypervisor is an application from Universal Business Machines IBM, Inc. provides a secure and scalable virtualization environment for applications that are built on the advanced RAS capabilities and leading performance of the Power Systems platform.A security vulnerability exists in I...