Astra Linux – Vulnerability in libvirt

A flaw was discovered in libvirt during its generation of SELinux MCS category pairs for virtual machines’ dynamic labels. This flaw allows one exploited guest to access files labeled for another guest, resulting in the breach of sVirt confinement. The greatest threat posed by this vulnerability...

CVE-2026-0427

Improper cleanup of shared register resources in GPU firmware could allow an admin-privileged attacker from a Guest Virtual machine VM to access these shared resources from another Guest VM, potentially resulting in the loss of confidentiality, integrity, or availability...

Unity Linux 20.1070e Security Update: libvirt (UTSA-2025-680656)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-680656 advisory. A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs' dynamic labels. This flaw allows one exploited guest to access files labeled for...

VMware Tools 11.x < 12.5.4 / 13.x < 13.0.5 Multiple Vulnerabilities (VMSA-2025-0015)

The version of VMware Tools installed on the remote host is 11.x or 12.x prior to 12.5.4, or 13.x prior to 13.0.5. It is, therefore, affected by multiple vulnerabilities as disclosed in the VMSA-2025-0015 advisory: - VMware Aria Operations and VMware Tools contain a local privilege escalation...

Linux Distros Unpatched Vulnerability : CVE-2022-42327

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - x86: unintended memory sharing between guests On Intel systems that support the virtualize APIC accesses feature, a guest can read and write the global shared...

Imagination GPU Driver 安全漏洞

Imagination GPU Driver is a graphics driver from Imagination. A security vulnerability exists in Imagination GPU Driver that stems from the possibility that Guest VMs may make improper GPU system calls, which could result in the GPU being unavailable to other Guests...

Imagination GPU Driver 安全漏洞

Imagination GPU Driver is a graphics driver from Imagination. A security vulnerability exists in the Imagination GPU Driver, which originates from kernel software installed and running in a Guest VM that may be able to leverage memory shared with the GPU firmware to write data to another Guest's...

K95275140: OS Kernel and SMM mode L1 Terminal Fault vulnerability CVE-2018-3620

Security Advisory Description Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access via a terminal page fault and a side-channel analysis...

SUSE CVE-2021-3631

A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs' dynamic labels. This flaw allows one exploited guest to access files labeled for another guest, resulting in the breaking out of sVirt confinement. The highest threat from this vulnerability is to confidentiality a...

A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs' dynamic labels. This flaw allows one exploited guest to access files labeled for another guest resulting in the breaking out of sVirt confinement. The highest threat from this vulnerability is to confidentiality and integrity.

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DEBIAN-CVE-2021-3631

A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs' dynamic labels. This flaw allows one exploited guest to access files labeled for another guest, resulting in the breaking out of sVirt confinement. The highest threat from this vulnerability is to confidentiality a...

Kernel: hw: cpu: L1 terminal fault (L1TF)

Modern operating systems implement virtualization of physical memory to efficiently use available system resources and provide inter-domain protection through access control and isolation. The L1TF issue was found in the way the x86 microprocessor designs have implemented speculative execution of...

Kernel: hw: cpu: L1 terminal fault (L1TF)

Modern operating systems implement virtualization of physical memory to efficiently use available system resources and provide inter-domain protection through access control and isolation. The L1TF issue was found in the way the x86 microprocessor designs have implemented speculative execution of...

Kernel: hw: cpu: L1 terminal fault (L1TF)

Modern operating systems implement virtualization of physical memory to efficiently use available system resources and provide inter-domain protection through access control and isolation. The L1TF issue was found in the way the x86 microprocessor designs have implemented speculative execution of...

Kernel: hw: cpu: L1 terminal fault (L1TF)

Modern operating systems implement virtualization of physical memory to efficiently use available system resources and provide inter-domain protection through access control and isolation. The L1TF issue was found in the way the x86 microprocessor designs have implemented speculative execution of...

Kernel: hw: cpu: L1 terminal fault (L1TF)

Modern operating systems implement virtualization of physical memory to efficiently use available system resources and provide inter-domain protection through access control and isolation. The L1TF issue was found in the way the x86 microprocessor designs have implemented speculative execution of...

Kernel: hw: cpu: L1 terminal fault (L1TF)

Modern operating systems implement virtualization of physical memory to efficiently use available system resources and provide inter-domain protection through access control and isolation. The L1TF issue was found in the way the x86 microprocessor designs have implemented speculative execution of...

Kernel: hw: cpu: L1 terminal fault (L1TF)

Modern operating systems implement virtualization of physical memory to efficiently use available system resources and provide inter-domain protection through access control and isolation. The L1TF issue was found in the way the x86 microprocessor designs have implemented speculative execution of...

Kernel: hw: cpu: L1 terminal fault (L1TF)

Modern operating systems implement virtualization of physical memory to efficiently use available system resources and provide inter-domain protection through access control and isolation. The L1TF issue was found in the way the x86 microprocessor designs have implemented speculative execution of...

Kernel: hw: cpu: L1 terminal fault (L1TF)

Modern operating systems implement virtualization of physical memory to efficiently use available system resources and provide inter-domain protection through access control and isolation. The L1TF issue was found in the way the x86 microprocessor designs have implemented speculative execution of...