Understanding the New Windows Secure Kernel Mode Elevation of Privilege Vulnerability (CVE-2024-21302)

On August 7, 2024, Microsoft disclosed a significant security vulnerability affecting Windows-based systems, known as CVE-2024-21302. This zero-day vulnerability allows attackers with administrator privileges to elevate their access by replacing current versions of Windows system files with...

kernel: virtio-net: tun: mlx5_core short frame denial of service

A denial of service DoS attack was found in the mlx5 driver in the Linux kernel. A KVM guest VM using virtio-net can crash the host by sending a short packet, for example, size = ETHHLEN...

KB5041773: Windows 10 Version 1607 / Windows Server 2016 Security Update (August 2024)

The remote Windows host is missing security update 5041773. It is, therefore, affected by multiple vulnerabilities - An elevation of privilege vulnerability exists in Windows based systems supporting Virtualization Based Security VBS including a subset of Azure Virtual Machine SKUS. This can allo...

KB5041592: Windows 11 version 21H2 Security Update (August 2024)

The remote Windows host is missing security update 5041592. It is, therefore, affected by multiple vulnerabilities - An elevation of privilege vulnerability exists in Windows based systems supporting Virtualization Based Security VBS including a subset of Azure Virtual Machine SKUS. This can allo...

KB5041573: Windows Server version 23H2 Security Update (August 2024)

The remote Windows host is missing security update 5041573. It is, therefore, affected by multiple vulnerabilities - An elevation of privilege vulnerability exists in Windows based systems supporting Virtualization Based Security VBS including a subset of Azure Virtual Machine SKUS. This can allo...

KB5041160: Windows Server 2022 / Azure Stack HCI 22H2 Security Update (August 2024)

The remote Windows host is missing security update 5041160. It is, therefore, affected by multiple vulnerabilities - An elevation of privilege vulnerability exists in Windows based systems supporting Virtualization Based Security VBS including a subset of Azure Virtual Machine SKUS. This can allo...

KB5041585: Windows 11 version 22H2 / Windows 11 version 23H2 Security Update (August 2024)

The remote Windows host is missing security update 5041585. It is, therefore, affected by multiple vulnerabilities - An elevation of privilege vulnerability exists in Windows based systems supporting Virtualization Based Security VBS including a subset of Azure Virtual Machine SKUS. This can allo...

KB5041580: Windows 10 Version 21H2 / Windows 10 Version 22H2 Security Update (August 2024)

The remote Windows host is missing security update 5041580. It is, therefore, affected by multiple vulnerabilities - An elevation of privilege vulnerability exists in Windows based systems supporting Virtualization Based Security VBS including a subset of Azure Virtual Machine SKUS. This can allo...

KVM: SVM: WARN on vNMI + NMI window iff NMIs are outright masked

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CWA-2024-004: Gas mispricing in cosmwasm-vm

Some Wasm operations take significantly more gas than our benchmarks indicated. This can lead to missing the gas target we defined by a factor of 10x. This means a malicious contract could take 10 times as much time to execute as expected, which can be used to temporarily DoS a chain. For more...

CVE-2024-21302

Summary: As of July 8, 2025 Microsoft has completed mitigations to address this vulnerability. See KB5042562: Guidance for blocking rollback of virtualization-based security related updates and the Recommended Actions section of this CVE for guidance on how to protect your systems from this...

Windows Secure Kernel Mode Elevation of Privilege Vulnerability

Summary: As of July 10, 2025 Microsoft has completed mitigations to address this vulnerability. See KB5042562: Guidance for blocking rollback of virtualization-based security related updates and the Recommended Actions section of this CVE for guidance on how to protect your systems from this...

ROS-20240805-05

Vulnerability in kube-apiserver component of virtual machine cluster management software tool Kubernetes is related to redirection to malicious resources during proxied update requests. Exploitation of the vulnerability could allow an attacker acting remotely to escalate their privileges...

USN-6926-1 linux, linux-aws, linux-aws-hwe, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle vulnerabilities

黄思聪 discovered that the NFC Controller Interface NCI implementation in the Linux kernel did not properly handle certain memory allocation failure conditions, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service system crash...

DEBIAN-CVE-2024-41070

In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Book3S HV: Prevent UAF in kvmspaprtceattachiommugroup Al reported a possible use-after-free UAF in kvmspaprtceattachiommugroup. It looks up stt from tablefd, but then continues to use it after doing fdput on the returne...

CVE-2024-41031

In the Linux kernel, the following vulnerability has been resolved: mm/filemap: skip to create PMD-sized page cache if needed On ARM64, HPAGEPMDORDER is 13 when the base page size is 64KB. The PMD-sized page cache can't be supported by xarray as the following error messages indicate. ------------...

CVE-2024-41031 mm/filemap: skip to create PMD-sized page cache if needed

In the Linux kernel, the following vulnerability has been resolved: mm/filemap: skip to create PMD-sized page cache if needed On ARM64, HPAGEPMDORDER is 13 when the base page size is 64KB. The PMD-sized page cache can't be supported by xarray as the following error messages indicate. ------------...

ROS-20240729-18

Vulnerability of kubelet utility of Kubernetes virtual machine cluster management software for Windows operating systems is related to incorrectly used standard permissions. Windows operating systems is related to incorrectly used standard permissions. Exploitation vulnerability could allow an...

"Invalid configuration for device '0'" When updating existing machines.

VMware and Studio report: "Invalid configuration for device '0'. Cannot remove virtual disk from the virtual machine because it or one of its parent disks is part of a snapshot of the virtual machine."...

kernel: Reserved fields in guest message responses may not be zero initialized

A flaw was found in some AMD CPUs where the guest message responses have not been zero-initialized. This issue may allow a local attacker with the ability to run arbitrary code on a container or virtual machine to discover sensitive information contained in the host system's memory...