How to create a PVS master target device on Hyper-V for Windows 11

The objective here is to creating a PVS master target device VM on Hyper-V, which can be used for both installing Windows 11 and also booting via PVS. Windows 11 has installation requirements which need both Secure boot and TPM available. Hyper-V VM options which are relevant here: Secure boot...

CVE-2022-31394 affecting package rust for versions less than hyper-0.14.25

CVE-2022-31394 affecting package rust for versions less than hyper-0.14.25. A patched version of the package is available...

CVE-2022-49874

In the Linux kernel, the following vulnerability has been resolved: HID: hyperv: fix possible memory leak in mousevscprobe If hidadddevice returns error, it should call hiddestroydevice to free hiddev which is allocated in hidallocatedevice...

CVE-2022-49874 HID: hyperv: fix possible memory leak in mousevsc_probe()

In the Linux kernel, the following vulnerability has been resolved: HID: hyperv: fix possible memory leak in mousevscprobe If hidadddevice returns error, it should call hiddestroydevice to free hiddev which is allocated in hidallocatedevice...

CVE-2022-49874

In the Linux kernel, the following vulnerability has been resolved: HID: hyperv: fix possible memory leak in mousevscprobe If hidadddevice returns error, it should call hiddestroydevice to free hiddev which is allocated in hidallocatedevice...

CVE-2022-49874 HID: hyperv: fix possible memory leak in mousevsc_probe()

In the Linux kernel, the following vulnerability has been resolved: HID: hyperv: fix possible memory leak in mousevscprobe If hidadddevice returns error, it should call hiddestroydevice to free hiddev which is allocated in hidallocatedevice...

Citrix Virtual Apps and Desktops - Unable to create/update catalog in Hyper-V Environment

When admin tries to create or update machine catalog, there is an error message displayed in Studio. Error details: Failed to update the master image associated with the provisioning scheme because the configuration validating is not successful. If you check the details: StudioErrorId :...

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...

Ubuntu 20.04 LTS : Linux kernel (Intel IoTG) vulnerabilities (USN-7459-1)

"The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7459-1 advisory. Jann Horn discovered that the watchqueue event notification subsystem in the Linux kernel contained an out-of-bounds write vulnerability. A local attack...

PT-2025-37071

Name of the Vulnerable Software and Affected Versions: Dell PowerProtect Data Manager versions 19.19 and 19.20 Description: Dell PowerProtect Data Manager, running on Hyper-V, contains a vulnerability related to the plaintext storage of passwords. A high-privileged attacker with local access coul...

PT-2025-37070

Name of the Vulnerable Software and Affected Versions: Dell PowerProtect Data Manager versions 19.19 and 19.20 Description: Dell PowerProtect Data Manager, running on Hyper-V, contains an Incorrect Default Permissions issue. A low-privileged attacker with local access could potentially exploit th...

PT-2025-37069

Name of the Vulnerable Software and Affected Versions: Dell PowerProtect Data Manager versions 19.19 and 19.20 Description: Dell PowerProtect Data Manager versions 19.19 and 19.20, when used with Hyper-V, contain a path traversal vulnerability. A high-privileged attacker with local access could...

PT-2025-37059

Name of the Vulnerable Software and Affected Versions: Dell PowerProtect Data Manager versions 19.19 and 19.20 Description: Dell PowerProtect Data Manager, Hyper-V, versions 19.19 and 19.20 contain a vulnerability that allows the insertion of sensitive information into log files. A low-privileged...

CVE-2025-22045

In the Linux kernel, the following vulnerability has been resolved: x86/mm: Fix flushtlbrange when used for zapping normal PMDs On the following path, flushtlbrange can be used for zapping normal PMD entries PMD entries that point to page tables together with the PTE entries in the pointed-to pag...

April 16, 2025—KB5059087 (OS Build 26100.3781) Out-of-band

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April 16, 2025—KB5059091 (OS Build 17763.7249) Out-of-band

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April 16, 2025—KB5059092 (OS Build 20348.3566) Out-of-band

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Security Bulletin: Multiple vulnerabilities in IBM WebSphere Application Server Liberty, OpenSSL, libcurl, and IBM Java may affect IBM Storage Protect for Virtual Environments: Data Protection for Microsoft Hyper-V

Summary IBM Storage Protect for Virtual Environments: Data Protection for Microsoft Hyper-V can be affected by security flaws in IBM WebSphere Application Server Liberty, OpenSSL, libcurl, and IBM Java. The flaws can lead to denial of service, sensitive information exposure, memory resource...

CVE-2025-27491

Use after free in Windows Hyper-V allows an authorized attacker to execute code over a network...

The vulnerability of the Hyper-converged Infrastructure of Microsoft Azure Stack (HCI), which stems from insufficient validation of input data, allows attackers to escalate their privileges.

The vulnerability of the Hyper-converged Infrastructure of Microsoft Azure Stack HCI is related to insufficient validation of input data. Exploiting this vulnerability can allow attackers to enhance their privileges...