CVE-2025-21431: Time-of-check Time-of-use (TOCTOU) Race Condition

Information disclosure may be there when a guest VM is connected...

PT-2025-18395

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.14.0-rc3 Description A vulnerability in the Linux kernel has been resolved, specifically in the KVM Kernel-based Virtual Machine module. The issue arises when the vCPU is in L2 with INIT and a TRIPLE FAULT...

CVE-2025-21977

In the Linux kernel, the following vulnerability has been resolved: fbdev: hypervfb: Fix hang in kdump kernel when on Hyper-V Gen 2 VMs Gen 2 Hyper-V VMs boot via EFI and have a standard EFI framebuffer device. When the kdump kernel runs in such a VM, loading the efifb driver may hang because of...

CVE-2025-21953

In the Linux kernel, the following vulnerability has been resolved: net: mana: cleanup mana struct after debugfsremove When on a MANA VM hibernation is triggered, as part of hibernatesnapshot, managdsuspend and managdresume are called. If during this managdresume, a failure occurs with HWC...

UBUNTU-CVE-2025-21953

In the Linux kernel, the following vulnerability has been resolved: net: mana: cleanup mana struct after debugfsremove When on a MANA VM hibernation is triggered, as part of hibernatesnapshot, managdsuspend and managdresume are called. If during this managdresume, a failure occurs with HWC...

CVE-2025-21953 net: mana: cleanup mana struct after debugfs_remove()

In the Linux kernel, the following vulnerability has been resolved: net: mana: cleanup mana struct after debugfsremove When on a MANA VM hibernation is triggered, as part of hibernatesnapshot, managdsuspend and managdresume are called. If during this managdresume, a failure occurs with HWC...

CVE-2025-21953

CVE-2025-21953 describes a Linux kernel issue in the mana subsystem (MANA VM) triggered during hibernation. If mana_gd_resume() fails while creating HWC, mana_port_debugfs is not reinitialized and may point to an older, cleaned-up dentry. Later in the hibernate path, during power_down(), mana_gd_...

PT-2025-14334

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to the fixed version Description A vulnerability in the Linux kernel has been resolved. The issue occurs when hibernation is triggered on a MANA VM, and a failure happens during the resume process, causing a pointer...

PT-2025-16446

Name of the Vulnerable Software and Affected Versions Oracle VM VirtualBox version 7.1.6 Description The issue allows a high-privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. Successful attacks can result in unauthorized...

SUSE CVE-2023-52931

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Avoid potential vm use-after-free Adding the vm to the vmxa table makes it visible to userspace, which could try to race with us to close the vm. So we need to take our extra reference before putting it in the table...

CVE-2023-52931

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Avoid potential vm use-after-free Adding the vm to the vmxa table makes it visible to userspace, which could try to race with us to close the vm. So we need to take our extra reference before putting it in the table...

DEBIAN-CVE-2022-49760

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix PTE marker handling in hugetlbchangeprotection Patch series "mm/hugetlb: uffd-wp fixes for hugetlbchangeprotection". Playing with virtio-mem and background snapshots using uffd-wp on hugetlb in QEMU, I managed to...

UBUNTU-CVE-2023-52931

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Avoid potential vm use-after-free Adding the vm to the vmxa table makes it visible to userspace, which could try to race with us to close the vm. So we need to take our extra reference before putting it in the table...

CVE-2022-49760 mm/hugetlb: fix PTE marker handling in hugetlb_change_protection()

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix PTE marker handling in hugetlbchangeprotection Patch series "mm/hugetlb: uffd-wp fixes for hugetlbchangeprotection". Playing with virtio-mem and background snapshots using uffd-wp on hugetlb in QEMU, I managed to...

CVE-2023-52931 drm/i915: Avoid potential vm use-after-free

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Avoid potential vm use-after-free Adding the vm to the vmxa table makes it visible to userspace, which could try to race with us to close the vm. So we need to take our extra reference before putting it in the table...

CVE-2023-52931

CVE-2023-52931 : In the Linux kernel, a vulnerability in the DRM/i915 stack (vm use-after-free) was resolved. The root cause was that adding the vm to the vm_xa table made it visible to userspace, creating a race with the kernel when closing the vm. The remediation is to take an extra reference b...

CVE-2023-52931 drm/i915: Avoid potential vm use-after-free

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Avoid potential vm use-after-free Adding the vm to the vmxa table makes it visible to userspace, which could try to race with us to close the vm. So we need to take our extra reference before putting it in the table...

UBUNTU-CVE-2025-21880

In the Linux kernel, the following vulnerability has been resolved: drm/xe/userptr: fix EFAULT handling Currently we treat EFAULT from hmmrangefault as a non-fatal error when called from xevmuserptrpin with the idea that we want to avoid killing the entire vm and chucking an error, under the...

PT-2025-13302 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability has been resolved in the Linux kernel related to the handling of PTE markers in the hugetlb change protection function. The issue can be triggered by mapping a memfd...

Oracle VM VirtualBox Unauthorized Access

The vulnerability of the Core component in Oracle VM VirtualBox relates to the improper assignment of permissions for critical resources. Exploiting this vulnerability can allow an attacker to gain unauthorized access to protected information and cause service failures...