CVE-2026-21247 Windows Hyper-V Remote Code Execution Vulnerability

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CVE-2025-25058

CVE-2025-25058 affects Intel Ethernet 800-Series kernel-mode drivers in VMware ESXi: improper initialization may allow information disclosure. A local, low-complexity attack by an authenticated unprivileged user could expose data. Vulnerable on ESXi 8.0 (before 2.2.2.0) and ESXi 9.0 (before 2.2.3...

[SECURITY] Fedora 43 Update: rust-snpguest-0.9.2-4.fc43

Navigation utility for AMD SEV-SNP guest environment...

[SECURITY] Fedora 43 Update: rust-sevctl-0.6.2-6.fc43

Administrative utility for AMD SEV...

AMD EPYC 9005 Series security vulnerabilities

The AMD EPYC 9005 Series is a series of processors developed by Advanced Microelectronics Devices, Inc. AMD. There are security vulnerabilities in the AMD EPYC 9005 Series. These vulnerabilities stem from improper handling of error conditions during host failures, which may allow privileged local...

PT-2026-7448

Name of the Vulnerable Software and Affected Versions AMD Secure Encrypted Virtualization SEV firmware affected versions not specified Description An access control issue in AMD Secure Encrypted Virtualization SEV firmware may allow a malicious hypervisor to circumvent RMP protections. This could...

PT-2026-7446

Improper access control in secure encrypted virtualization SEV could allow a privileged attacker to write to the reverse map page RMP during secure nested paging SNP initialization, potentially resulting in a loss of guest memory confidentiality and integrity...

PT-2026-7445

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

PT-2026-7447

Insufficient or Incomplete Data Removal in Hardware Component in SEV firmware doesn't fully flush IOMMU. This can potentially lead to a loss of confidentiality and integrity in guest memory...

CVE-2025-29948: Improper Handling of Overlap Between Protected Memory Ranges

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-2025-29952: Use of Uninitialized Variable

Improper Initialization within the AMD Secure Encrypted Virtualization SEV firmware can allow an admin privileged attacker to corrupt RMP covered memory, potentially resulting in loss of guest memory integrity...

Intel Trust Domain Extensions Competition Condition Vulnerability

Intel Trust Domain Extensions is a confidential virtualization solution developed by Intel Corporation in the United States. It aims to isolate confidential virtual machines from non-confidential domain software stacks including hypervisors, VMMs, and other non-trusted domain software stacks,...

Intel Trust Domain Extensions Buffer Error Vulnerability

Intel Trust Domain Extensions is a confidential virtualization solution developed by Intel Corporation in the United States. It aims to isolate confidential virtual machines from non-confidential domain software stacks including hypervisors, VMMs, and other non-trusted domain software stacks,...

PT-2026-7450

Name of the Vulnerable Software and Affected Versions AMD Secure Encrypted Virtualization SEV firmware affected versions not specified Description An improper initialization within the AMD Secure Encrypted Virtualization SEV firmware can allow an attacker with administrator privileges to corrupt...

CVE-2025-29939: Improper Access Control

Improper access control in secure encrypted virtualization SEV could allow a privileged attacker to write to the reverse map page RMP during secure nested paging SNP initialization, potentially resulting in a loss of guest memory confidentiality and integrity...

AMD EPYC Processor security vulnerabilities

The AMD EPYC Processor is a series of multi-core processors developed by American semiconductor company AMD. There is a security vulnerability in the AMD EPYC Processor, which stems from improper access control. This vulnerability may lead to a loss of integrity in SEV-SNP guest memory...

AMD EPYC Processor security vulnerabilities

The AMD EPYC Processor is a series of multi-core processors developed by Advanced Microelectronics Devices, Inc. AMD. There is a security vulnerability in the AMD EPYC Processor, which stems from the reuse of freed resources. This vulnerability may allow malicious virtual machine monitoring...

AMD EPYC™ and AMD EPYC™ Embedded Series Processor Vulnerabilities – February 2026

CVE Details Refer to Glossary for explanation of terms CVE| CVE Description| CVSS Score| CVSS Vector ---|---|---|--- CVE-2025-52533| Improper access control in an on-chip debug interface could allow a privileged attacker to enable a debug interface and potentially compromise data confidentiality ...

Linux KVM SVM Avic Buffer Overflow DoS

The vulnerability of the avicpiupdateirte function in the arch/x86/kvm/svm/avic.c module of the virtualization subsystem on the x86 kernel of the Linux operating system is related to reading beyond the buffer boundaries. Exploiting this vulnerability could allow an attacker to cause a service...

Linux Distros Unpatched Vulnerability : CVE-2025-48514

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Insufficient Granularity of Access Control in SEV firmware can allow a privileged attacker to create a SEV-ES Guest to attack SNP guest, potentially resulting i...