firecracker v1.17.0

Our mission is to enable secure, multi-tenant, minimal-overhead execution of container and function workloads. Read more about the Firecracker Charter here. What is Firecracker? Firecracker is an open source virtualization technology that is purpose-built for creating and managing secure,...

appsandbox v0.1.5

App Sandbox App Sandbox is a virtual machine app for Windows and macOS that's focused on performance and ease of use. Windows features: Works on Windows 11 Home or Pro, without Hyper-V Windows 11 or Ubuntu 26.04 LTS VM Support Zero touch install Copy and Paste 2 Channel Audio GPU Acceleration via...

kernel: KVM: nSVM: Always use vmcb01 in VMLOAD/VMSAVE emulation

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM nSVM module. When a nested virtual machine L2 guest executes VMSAVE/VMLOAD instructions, and these are not intercepted by the first-level hypervisor L1, KVM incorrectly uses vmcb02 instead of vmcb01 for managing guest state...

Security Bulletin: Vulnerability in jackson-core affects IBM Virtualization Engine TS7700

Summary IBM Virtualization Engine TS7700 is susceptible to a Denial of Service CVE-2026-18401 threat due to the use of jackson-core. jackson-core is used by TS7700 Management Interface to serialize/deserialize JSON data. Vulnerability Details ID:WS-2026-0003 DESCRIPTION: The non-blocking async JS...

Security Bulletin: Vulnerability in js-yaml affects IBM Virtualization Engine TS7700

Summary IBM Virtualization Engine TS7700 is susceptible to a Privilege Escalation / Denial of Service CVE-2026-64718 threat due to the use of js-yaml. js-yaml is part of Node.js, which is used by TS7700 to provide the Management Interface. Vulnerability Details CVEID:CVE-2025-64718 DESCRIPTION:...

CVE-2026-83498: Untrusted Pointer Dereference

Untrusted pointer dereference in Windows Virtualization-Based Security VBS Enclave allows an authorized attacker to elevate privileges locally...

CVE-2026-83501: Out-of-bounds Read

Out-of-bounds read in Windows Virtualization-Based Security VBS Enclave allows an authorized attacker to disclose information locally...

Build Numbers and Versions of Veeam Plug-In for KubeVirt

This KB article lists all versions of the Veeam Plug-In for KubeVirt and their respective worker build numbers. Version | Plug-In / Worker Build | Release Date ---|---|--- Veeam Plug-In for KubeVirt 1 Releases Veeam Plug-In for KubeVirt 1.0 Independent Plug-In Release | 13.1.0.428 | 2026-09-08...

OESA-2026-3698 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: CVE-2026-16457 is a security vulnerability in QEMU. The specific details of this vulnerability have not been fully disclosed. This vulnerability may affect the normal operation of the QEM...

OESA-2026-3697 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: CVE-2026-16457 is a security vulnerability in QEMU. The specific details of this vulnerability have not been fully disclosed. This vulnerability may affect the normal operation of the QEM...

OESA-2026-3696 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: CVE-2026-16457 is a security vulnerability in QEMU. The specific details of this vulnerability have not been fully disclosed. This vulnerability may affect the normal operation of the QEM...

CVE-2026-80873

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Write ESREL2 for injected nested SError exceptions kvminjectel2exception writes ESREL2 for synchronous exceptions but not for SError. enterexception64 does not write ESRELx for any exception type, so the construct...

PT-2026-85792

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM arm64 implementation where the kvm inject el2 exception function writes to the ESR EL2 register for synchronous exceptions but fails to do so for SError...

kvm_vcpu_init_nested Heap Buffer Overflow DoS

The vulnerability of the kvmvcpuinitnested function in the arch/arm64/kvm/nested.c module of the virtualization subsystem on the 64-bit ARM-based Linux operating system is related to the copying of buffers without checking input data. Exploiting this vulnerability could allow an attacker to...

Linux KVM Nested Buffer Overflow DoS

The vulnerability of the nestedsynccontrolfromvmcb02 function in the arch/x86/kvm/svm/nested.c module of the virtualization subsystem on the Linux x86 kernel platform is related to synchronization errors when using shared resources „Race Conditions“. Exploiting this vulnerability can allow an...

Linux kernel Heap Buffer Overflow DoS

The vulnerability of the kvmhvFlushtlb function in the arch/x86/kvm/hyperv.c module of the virtualization subsystem on the Linux kernel-based x86 platform is related to deficiencies in access control. Exploiting this vulnerability could allow an attacker to cause a service failure...

Linux Kernel Heap Buffer Overflow DoS

The vulnerability of the invlpgainterception function in the arch/x86/kvm/svm/svm.c module of the virtualization subsystem on the Linux kernel-based x86 platform is related to error handling deficiencies. Exploiting this vulnerability can allow an attacker to cause a service failure...

Important: Red Hat Security Advisory: OpenShift Virtualization v4.14 Images

Red Hat OpenShift Virtualization release v4.14 is now available with updates to packages and images that fix several bugs and add enhancements. OpenShift Virtualization is Red Hat's virtualization solution designed for Red Hat OpenShift Container Platform. This advisory contains OpenShift...

ARM 64-bit Linux Kernel Buffer Overflow DoS

The vulnerability of the kvmvgiccreate function in the arch/arm64/kvm/vgic/vgic-init.c file of the virtualization subsystem on the ARM 64-bit kernel-based Linux operating system is related to the execution of operations outside the buffer in memory. Exploiting this vulnerability could allow an...

The Implications of Linguistic Illegibility for LLM Security

LLMs are trained to generate natural language. However, various strands of evidence indicate that an LLM's externalized linguistic outputs and mechanistically-extracted linguistic features can be an unreliable lens for understanding internal model computation. We introduce the term "linguistic...