CVE-2022-49932 KVM: VMX: Do _all_ initialization before exposing /dev/kvm to userspace

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Do all initialization before exposing /dev/kvm to userspace Call kvminit only after all setup is complete, as kvminit exposes /dev/kvm to userspace and thus allows userspace to create VMs and call other ioctls. E.g. KVM...

CVE-2022-49932 KVM: VMX: Do _all_ initialization before exposing /dev/kvm to userspace

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Do all initialization before exposing /dev/kvm to userspace Call kvminit only after all setup is complete, as kvminit exposes /dev/kvm to userspace and thus allows userspace to create VMs and call other ioctls. E.g. KVM...

CVE-2023-53108: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/iucv: Fix size of interrupt data iucvirqdata needs to be 4 bytes larger. These bytes are not used by the iucv module, but written by the z/VM hypervisor in case a CPU is deconfigured. Reported as: BUG dma-kmalloc-64 Not...

Citrix Daas - Azure - VM Booting Issue (after using Azure Image Gallery)

Could not see VM created in the Citrix DaaS & Azure Azure Image Gallery as it keep going in power off state immediately when attempting to boot - Unable to see VM OsDisk in the Azure Portal - Only Identity Disk & NIC card is getting created in the Azure Portal...

DEBIAN-CVE-2022-49884

In the Linux kernel, the following vulnerability has been resolved: KVM: Initialize gfntopfncache locks in dedicated helper Move the gfntopfncache lock initialization to another helper and call the new helper during VM/vCPU creation. There are race conditions possible due to kvmgfntopfncacheinit'...

CVE-2022-49884 KVM: Initialize gfn_to_pfn_cache locks in dedicated helper

In the Linux kernel, the following vulnerability has been resolved: KVM: Initialize gfntopfncache locks in dedicated helper Move the gfntopfncache lock initialization to another helper and call the new helper during VM/vCPU creation. There are race conditions possible due to kvmgfntopfncacheinit'...

CVE-2022-49884 KVM: Initialize gfn_to_pfn_cache locks in dedicated helper

In the Linux kernel, the following vulnerability has been resolved: KVM: Initialize gfntopfncache locks in dedicated helper Move the gfntopfncache lock initialization to another helper and call the new helper during VM/vCPU creation. There are race conditions possible due to kvmgfntopfncacheinit'...

Security Bulletin: Multiple vulnerabilities in multiple dependencies affect IBM MessageGateway/ MessageSight

Summary There are multiple vulnerabilities in Liberty, IBM Runtime Environment Java Version 8.0, Dojo and OpenSSL used by IBM MessageGateway/ MessageSight Vulnerability Details CVEID:CVE-2022-21365 DESCRIPTION: An unspecified vulnerability in Java SE related to the ImageIO component could allow a...

Oracle Linux VM Restored to Azure Fails to Boot

Challenge After restoring a VM to Azure that ran Oracle Linux, that VM fails to boot. Cause Some Oracle Linux deployments may not include the Hyper-V-related UEK Unbreakable Enterprise Kernel modules, such as: hvvmbus hvstorvsc hvutils hvnetvsc When these modules are missing, issues can occur...

Virtuozzo Hybrid Infrastructure 6.3 Update 1 Hotfix 2 (6.3.1-121)

This update provides stability fixes. Vulnerability id: VSTOR-88806 Live migration failed for VMs with both vstorage and iSCSI volumes. Vulnerability id: VSTOR-89155 Fixed the false-positive alerts "Virtual machine state mismatch" and "Volume attachment details mismatch." Vulnerability id:...

CVE-2025-0467

Kernel software installed and running inside a Guest VM may exploit memory shared with the GPU Firmware to write data outside the Guest's virtualised GPU memory...

Citrix Cloud VDIs hosted in Azure by Citrix Cloud shut down constantly with user sessions

When creating VDIs from a Master image that are rolled out with MCS into a Azure subscription - Users machines are constantly shutting down - Even when users are logged onto the machines, they consistently get shutdown after several minutes it can vary between 3-5 | 25-30 -The user will see a...

PT-2025-20537

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been identified, related to KVM Kernel-based Virtual Machine on x86 systems. The issue arises when the new GSI route prevents posting the IRQ...

Unable to upload the master image on MCS machine catalog in GCP

Error when updating the catalog Action Name: MCUpdateMachineCatalog Exception: StudioErrorId : ProvisioningTaskError ErrorCategory : NotSpecified TaskState : UnknownError TaskStateInformation : Terminated ErrorId : ManagedMachineGeneralException Operation : PreparingMasterImage ErrorMessage : Err...

Citrix DaaS Studio: Resolving VM List Delay Due to Cloud Connector Timeout

Administrators may encounter a delay when retrieving the list of machines from Citrix Cloud in a particular resource location. This issue is often observed under the following circumstances: The Cloud Connector is unavailable or unresponsive. The connector is undergoing maintenance or is being...

CVE-2025-0467: Use of Out-of-range Pointer Offset

Kernel software installed and running inside a Guest VM may exploit memory shared with the GPU Firmware to write data outside the Guest's virtualised GPU memory...

CVE-2025-30719

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization component: Core. The supported version that is affected is 7.1.6. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM...

CVE-2025-30725

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization component: Core. The supported version that is affected is 7.1.6. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle...

CVE-2025-30712

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization component: Core. The supported version that is affected is 7.1.6. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle V...

CVE-2025-30736

Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.26, 21.3-21.17 and 23.4-23.7. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java VM. Successful attacks ...