CVE-2026-43045

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix error handling in mshvregionpin The current error handling has two issues: First, pinuserpagesfast can return a short pin count less than requested but greater than zero when it cannot pin all requested pages. This is...

CVE-2026-43045

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix error handling in mshvregionpin The current error handling has two issues: First, pinuserpagesfast can return a short pin count less than requested but greater than zero when it cannot pin all requested pages. This is...

PT-2026-36462

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the mshv region pin function regarding error handling. First, the pin user pages fast function may return a short pin count greater than zero but less than requested...

Linux Distros Unpatched Vulnerability : CVE-2026-23432

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: mshv: Fix use-after-free in mshvmapusermemory error path In the error path of...

EUVD-2026-18669

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix use-after-free in mshvmapusermemory error path In the error path of mshvmapusermemory, calling vfree directly on the region leaves the MMU notifier registered. When userspace later unmaps the memory, the notifier fires...

CVE-2026-23432

A flaw was found in the Linux kernel's mshv component. A local user could exploit a use-after-free vulnerability by unmapping memory after a specific error path in the mshvmapusermemory function. This can cause a system crash kernel panic due to the system attempting to access freed memory...

CVE-2026-23432

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix use-after-free in mshvmapusermemory error path In the error path of mshvmapusermemory, calling vfree directly on the region leaves the MMU notifier registered. When userspace later unmaps the memory, the notifier fires...

CVE-2026-23432

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix use-after-free in mshvmapusermemory error path In the error path of mshvmapusermemory, calling vfree directly on the region leaves the MMU notifier registered. When userspace later unmaps the memory, the notifier fires...

UBUNTU-CVE-2026-23432

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix use-after-free in mshvmapusermemory error path In the error path of mshvmapusermemory, calling vfree directly on the region leaves the MMU notifier registered. When userspace later unmaps the memory, the notifier fires...

CVE-2026-23432

CVE-2026-23432 : In the Linux kernel mshv component, there is a use-after-free in the error path of mshv_map_user_memory . The problem occurs when, in the error path, the code calls vfree() directly on a region while the MMU notifier remains registered; if userspace later unmaps that memory, the ...

CVE-2026-23432

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix use-after-free in mshvmapusermemory error path In the error path of mshvmapusermemory, calling vfree directly on the region leaves the MMU notifier registered. When userspace later unmaps the memory, the notifier fires...

CVE-2026-23432 mshv: Fix use-after-free in mshv_map_user_memory error path

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix use-after-free in mshvmapusermemory error path In the error path of mshvmapusermemory, calling vfree directly on the region leaves the MMU notifier registered. When userspace later unmaps the memory, the notifier fires...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the failure of the mshvmapusermemory function to unregister the MMU notifier, allowing for reuse...

CVE-2025-68743

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix create memory region overlap check The current check is incorrect; it only checks if the beginning or end of a region is within an existing region. This doesn't account for userspace specifying a region that begins befo...

CVE-2025-68743

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix create memory region overlap check The current check is incorrect; it only checks if the beginning or end of a region is within an existing region. This doesn't account for userspace specifying a region that begins befo...

UBUNTU-CVE-2025-68743

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix create memory region overlap check The current check is incorrect; it only checks if the beginning or end of a region is within an existing region. This doesn't account for userspace specifying a region that begins befo...

CVE-2025-68743

The CVE-2025-68743 entry concerns the Linux kernel: the mshv memory-region creation check was incorrect and could mis-handle regions that start before and end after existing regions. The fix replaces the flawed beginning/end overlap checks with a proper range intersection check against gfns and u...

CVE-2025-68743 mshv: Fix create memory region overlap check

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix create memory region overlap check The current check is incorrect; it only checks if the beginning or end of a region is within an existing region. This doesn't account for userspace specifying a region that begins befo...

Linux Distros Unpatched Vulnerability : CVE-2025-68743

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mshv: Fix create memory region overlap check The current check is incorrect; it only checks if the beginning or end of a region is within an existing region. Th...

PT-2025-53009

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description The Linux kernel contains a flaw in the memory region overlap check within the mshv subsystem. The existing check incorrectly assesses overlaps, only verifying if the start or end of a...