[SECURITY] Fedora 42 Update: xen-4.19.4-2.fc42

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

OESA-2026-1352 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: An "off by one" bug has been discovered in QEMU's KVM Xen guest support. A malicious client could exploit this vulnerability to trigger an out-of-bounds heap access in the QEMU process vi...

Oracle VirtualBox VMSVGA Use-After-Free Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Oracle VirtualBox. 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 within the VMSVGA...

Nutanix AHV : Multiple Vulnerabilities (NXSA-AHV-11.0.0.1)

The version of AHV installed on the remote host is prior to 11.0.0.1. It is, therefore, affected by multiple vulnerabilities as referenced in the NXSA-AHV-11.0.0.1 advisory. - Uncontrolled recursion in XPath evaluation in libxml2 up to and including version 2.9.14 allows a local attacker to cause...

Oracle VirtualBox BusLogic Uninitialized Memory Information Disclosure Vulnerability

This vulnerability allows local attackers to disclose sensitive information on affected installations of Oracle VirtualBox. 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 within...

Oracle VirtualBox VMSVGA Heap-based Buffer Overflow Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Oracle VirtualBox. 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 within the VMSVGA...

Nutanix AHV : Multiple Vulnerabilities (NXSA-AHV-20230302.103100)

The version of AHV installed on the remote host is prior to 20230302.102005. It is, therefore, affected by multiple vulnerabilities as referenced in the NXSA-AHV-20230302.103100 advisory. - A flaw was found in libssh versions built with OpenSSL versions older than 3.0, specifically in the sshkdf...

Oracle VirtualBox VMSVGA Race Condition Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Oracle VirtualBox. 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 within the VMSVGA...

Oracle VirtualBox LsiLogic Uninitialized Memory Information Disclosure Vulnerability

This vulnerability allows local attackers to disclose sensitive information on affected installations of Oracle VirtualBox. 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 within...

Oracle VirtualBox VMSVGA Out-Of-Bounds Write Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Oracle VirtualBox. 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 within the VMSVGA...

Oracle VirtualBox VMSVGA Out-Of-Bounds Access Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Oracle VirtualBox. 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 within the VMSVGA...

USN-8031-1 linux-gcp-6.8 vulnerabilities

It was discovered that improper initialization of CPU cache memory could allow a local attacker with hypervisor access to overwrite SEV-SNP guest memory resulting in loss of data integrity. CVE-2024-36331 Oleksii Oleksenko, Cedric Fournet, Jana Hofmann, Boris Köpf, Stavros Volos, and Flavien Solt...

USN-8031-1: Linux kernel (GCP) vulnerabilities

It was discovered that improper initialization of CPU cache memory could allow a local attacker with hypervisor access to overwrite SEV-SNP guest memory resulting in loss of data integrity. CVE-2024-36331 Oleksii Oleksenko, Cedric Fournet, Jana Hofmann, Boris Köpf, Stavros Volos, and Flavien Solt...

Unspecified Vulnerability in IBM PowerVM Hypervisor

The IBM PowerVM Hypervisor is a Type 1 bare metal virtualization hypervisor Hypervisor developed by IBM for its Power Systems server platform. An information disclosure vulnerability exists in IBM PowerVM Hypervisor versions FW1110.00 through FW1110.03, FW1060.00 through FW1060.51, and FW950.00...

CVE-2025-48517

Insufficient Granularity of Access Control in SEV firmware could allow a privileged user with a malicious hypervisor to create a SEV-ES guest with an ASID in the range meant for SEV-SNP guests potentially resulting in a partial loss of confidentiality...

CVE-2025-29948

Improper access control in AMD Secure Encrypted Virtualization SEV firmware could allow a malicious hypervisor to bypass RMP protections, potentially resulting in a loss of SEV-SNP guest memory integrity...

CVE-2025-0031

A use after free in the SEV firmware could allow a malicous hypervisor to activate a migrated guest with the SINGLESOCKET policy on a different socket than the migration agent potentially resulting in loss of integrity...

CVE-2024-21953

Improper input validation in IOMMU could allow a malicious hypervisor to reconfigure IOMMU registers resulting in loss of guest data integrity...

CVE-2025-29948

Improper access control in AMD Secure Encrypted Virtualization SEV firmware could allow a malicious hypervisor to bypass RMP protections, potentially resulting in a loss of SEV-SNP guest memory integrity...

UBUNTU-CVE-2025-48517

Insufficient Granularity of Access Control in SEV firmware could allow a privileged user with a malicious hypervisor to create a SEV-ES guest with an ASID in the range meant for SEV-SNP guests potentially resulting in a partial loss of confidentiality...