Design/Logic Flaw

In the AMD SEV/SEV-ES feature, memory can be rearranged in the guest address space that is not detected by the attestation mechanism which could be used by a malicious hypervisor to potentially lead to arbitrary code execution within the guest VM if a malicious administrator has access to...

CVE-2021-26311 AMD Secure Encrypted Virtualization

In the AMD SEV/SEV-ES feature, memory can be rearranged in the guest address space that is not detected by the attestation mechanism which could be used by a malicious hypervisor to potentially lead to arbitrary code execution within the guest VM if a malicious administrator has access to...

CVE-2021-26311

CVE-2021-26311 concerns AMD SEV/SEV-ES where memory can be rearranged in the guest address space without attestation detection, potentially enabling arbitrary code execution in a guest VM if a malicious administrator with server-hypervisor access acts. Documents cite the vulnerability in SEV/SEV-...

CVE-2020-12967 AMD Secure Encrypted Virtualization

The lack of nested page table protection in the AMD SEV/SEV-ES feature could potentially lead to arbitrary code execution within the guest VM if a malicious administrator has access to compromise the server hypervisor...

Hotfix XS82E020 - For Citrix Hypervisor 8.2

Who Should Install This Hotfix? This is a hotfix for customers running Citrix Hypervisor 8.2. Information About this Hotfix Component| Details ---|--- Prerequisite| None Post-update tasks| Restart the XAPI Toolstack Content live patchable| No Baselines for Live Patch| N/A Revision History|...

How to upgrade NVIDIA drivers on Citrix Hypervisor

How to upgrade NVIDIA drivers on Citrix Hypervisor...

2019.2 IPU – Intel® Processor Machine Check Error Advisory

Summary: A potential security vulnerability in some Intel® Processors may allow denial of service. Intel has coordinated with OS and hypervisor vendors to provide updates which will mitigate this potential vulnerability. Vulnerability Details: CVEID: CVE-2018-12207 Description: Improper...

AMD Secure Encrypted Virtualization

Bulletin ID: AMD-SB-1004 Potential Impact: Arbitrary Code Execution Severity: Medium Summary AMD is aware of 2 research papers related to AMD’s Secure Encrypted Virtualization SEV which will be presented at this year’s 15th IEEE Workshop on Offensive Technologies WOOT’21. In the paper titled...

NewStart CGSL CORE 5.04 / MAIN 5.04 : kernel Multiple Vulnerabilities (NS-SA-2021-0025)

The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has kernel packages installed that are affected by multiple vulnerabilities: - An issue was discovered in the Linux kernel before 5.2.3. There is a NULL pointer dereference caused by a malicious USB device in the...

Parallels Desktop Toolgate Directory Traversal Arbitrary File Deletion Vulnerability

Parallels Desktop is a virtual machine software that runs on Mac computers. A security vulnerability exists in the Toolgate component in Parallels Desktop version 16.1.1-49141. The vulnerability stems from failure to properly validate a user-supplied path before using it in a file operation. An...

Parallels Desktop Elevation of Privilege Vulnerability

Parallels Desktop is a virtual machine software that runs on Mac computers. An elevation of privilege vulnerability exists in the e1000e virtual appliance in Parallels Desktop version 16.1.1-49141. The vulnerability stems from a lack of proper locking when performing operations on objects. An...

CVE-2021-31429

This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 15.1.5-47309. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists withi...

CVE-2021-31420

This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 16.1.0-48950. An attacker must first obtain the ability to execute low-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within...

CVE-2021-31423

This vulnerability allows local attackers to disclose sensitive information on affected installations of Parallels Desktop 15.1.5-47309. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw...

CVE-2021-31428

This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 15.1.5-47309. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists withi...

CVE-2021-31417

This vulnerability allows local attackers to disclose sensitive information on affected installations of Parallels Desktop 15.1.4-47270. An attacker must first obtain the ability to execute low-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw...

CVE-2021-31428

This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 15.1.5-47309. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists withi...

CVE-2021-31430

This vulnerability allows local attackers to disclose sensitive information on affected installations of Parallels Desktop 15.1.5-47309. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw...

CVE-2021-31418

This vulnerability allows local attackers to disclose sensitive information on affected installations of Parallels Desktop 15.1.4-47270. An attacker must first obtain the ability to execute low-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw...

CVE-2021-31430

This vulnerability allows local attackers to disclose sensitive information on affected installations of Parallels Desktop 15.1.5-47309. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw...