PT-2025-30134

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the KVM component related to handling hypercalls HVCALL FLUSH VIRTUAL ADDRESS LIST and HVCALL FLUSH VIRTUAL ADDRESS LIST EX within KVM guests utilizin...

Vulnerability of the vmbus_connect() function in the drivers/hv/connection.c module – Microsoft Hyper-V guest mode support driver for Linux operating systems. This vulnerability allows attackers to compromise the confidentiality, integrity, and accessibility of protected information.

Vulnerability of the vmbusconnect function in the drivers/hv/connection.c module – Microsoft’s Linux-based Hyper-V guest mode driver has a vulnerability that exposes confidential system information due to unprocessed debugging information. Exploitation of this vulnerability could allow an attacke...

Vulnerability of the __vmbus_establish_gpadl() function in the drivers/hv/channel.c module – Microsoft Hyper-V guest mode support driver for Linux operating systems. This driver allows attackers to compromise the confidentiality, integrity, and accessibility of protected information.

Vulnerability of the vmbusestablishgpadl function in the drivers/hv/channel.c module – The Microsoft Hyper-V guest mode support driver for Linux operating systems is vulnerable because it exposes confidential system information due to uncleaned debugging information. Exploitation of this...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: fbdev: hypervfb: Fixed a hang that occurred in the kdump kernel when running on Hyper-V Gen 2 VMs. Hyper-V Gen 2 VMs boot via EFI and have a standard EFI framebuffer device. When the kdump kernel runs in such a VM, loading the...

Exploit for Heap-based Buffer Overflow in Microsoft

CVE-2025-21333 Windows Hyper-V NT Kernel Integration VSP Eleva...

USN-7513-5 linux-oracle-6.8 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - RISC-V architecture; - x86 architecture; - Block layer subsystem; - Compute Acceleration Framework; - ACPI drivers;...

May 27, 2025—KB5061979 (OS Builds 19044.5859 and 19045.5859) Out-of-band

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May 27, 2025—KB5061977 (OS Build 26100.4066) Out-of-band for Windows

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May 27, 2025—KB5061978 (OS Build 17763.7322) Out-of-band

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Ubuntu 24.04 LTS : Linux kernel (Raspberry Pi) vulnerabilities (USN-7524-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7524-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws i...

CVE-2020-1042

A remote code execution vulnerability exists when Hyper-V RemoteFX vGPU on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-1032, CVE-2020-103...

CVE-2020-1043

A remote code execution vulnerability exists when Hyper-V RemoteFX vGPU on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-1032, CVE-2020-103...

CVE-2020-6103

An exploitable code execution vulnerability exists in the Shader functionality of AMD Radeon DirectX 11 Driver atidxx64.dll 26.20.15019.19000. An attacker can provide a a specially crafted shader file to trigger this vulnerability, resulting in code execution. This vulnerability can be triggered...

CVE-2020-0918

An elevation of privilege vulnerability exists when Windows Hyper-V on a host server fails to properly handle objects in memory, aka 'Windows Hyper-V Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0917...

CVE-2020-1040

A remote code execution vulnerability exists when Hyper-V RemoteFX vGPU on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-1032, CVE-2020-103...

CVE-2020-0910

A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Remote Code Execution Vulnerability'...

CVE-2020-0909

A denial of service vulnerability exists when Hyper-V on a Windows Server fails to properly handle specially crafted network packets.To exploit the vulnerability, an attacker would send specially crafted network packets to the Hyper-V Server.The security update addresses the vulnerability by...

CVE-2020-0661

A denial of service vulnerability exists when Microsoft Hyper-V on a host server fails to properly validate input from a privileged user on a guest operating system, aka 'Windows Hyper-V Denial of Service Vulnerability'. This CVE ID is unique from CVE-2020-0751...

CVE-2020-0617

A denial of service vulnerability exists when Microsoft Hyper-V Virtual PCI on a host server fails to properly validate input from a privileged user on a guest operating system, aka 'Hyper-V Denial of Service Vulnerability'...

CVE-2020-1036

A remote code execution vulnerability exists when Hyper-V RemoteFX vGPU on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-1032, CVE-2020-104...