Linux Distros Unpatched Vulnerability : CVE-2026-74599

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm/ptdump: always stabilise against page table freeing using initmm Previous commits have established the invariant that kernel page table freeing is performed...

PT-2026-79604

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the Linux kernel during page table freeing. While previous fixes addressed races over init mm, the issue persists on x86 and arm64 architectures when a ptdump ...

CVE-2026-74672: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: acquire initmm lock on huge vmap to avoid ptdump UAF Patch series "mm: fix UAF caused by race between ptdump and vmap pgtable freeing", v6. Kernel page table walkers fall into two broad categories - those ranges where...

Linux Distros Unpatched Vulnerability : CVE-2026-74672

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm/vmalloc: acquire initmm lock on huge vmap to avoid ptdump UAF Patch series mm: fix UAF caused by race between ptdump and vmap pgtable freeing, v6. Kernel pag...

PT-2026-79677

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free UAF issue exists in the Linux kernel due to a race condition between ptdump and vmap page table freeing. The vmap logic promotes page tables to huge leaf entries and fre...

CVE-2026-74672: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: acquire initmm lock on huge vmap to avoid ptdump UAF Patch series "mm: fix UAF caused by race between ptdump and vmap pgtable freeing", v6. Kernel page table walkers fall into two broad categories - those ranges where...

Siemens SIMATIC S7-1500 CPU 1518 MFP Race Condition within a Thread (CVE-2025-38681)

In the Linux kernel, the following vulnerability has been resolved: mm/ptdump: take the memory hotplug lock inside ptdumpwalkpgd Memory hot remove unmaps and tears down various kernel page table regions as required. The ptdump code can race with concurrent modifications of the kernel page tables...

ROS-20260403-73-0023

A vulnerability in the mm/ptdump component of the Linux operating system kernel is related to synchronization errors when using a shared resource. Exploitation of the vulnerability allows an attacker to cause a denial of service...

The vulnerability of the mm/ptdump component in the Linux operating system’s kernel allows a hacker to trigger a service failure.

The vulnerability of the mm/ptdump component in the Linux operating system’s kernel is related to synchronization errors when using a shared resource. Exploiting this vulnerability allows an attacker to cause service failures...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: mm/ptdump: The memory hotplug lock is now handled within ptdumpwalkpgd. Memory hot removal operations involve unmapping memory and destroying various kernel page table regions as needed. The ptdump code may race with concurren...

mm/ptdump: take the memory hotplug lock inside ptdump_walk_pgd()

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Linux Distros Unpatched Vulnerability : CVE-2025-38681

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm/ptdump: take the memory hotplug lock inside ptdumpwalkpgd Memory hot remove unmaps and tears down various kernel page table regions as required. The ptdump...

SUSE CVE-2025-38681

In the Linux kernel, the following vulnerability has been resolved: mm/ptdump: take the memory hotplug lock inside ptdumpwalkpgd Memory hot remove unmaps and tears down various kernel page table regions as required. The ptdump code can race with concurrent modifications of the kernel page tables...

AZL-66815 CVE-2025-38681 affecting package kernel for versions less than 6.6.104.2-1

In the Linux kernel, the following vulnerability has been resolved: mm/ptdump: take the memory hotplug lock inside ptdumpwalkpgd Memory hot remove unmaps and tears down various kernel page table regions as required. The ptdump code can race with concurrent modifications of the kernel page tables...

DEBIAN-CVE-2025-38681

In the Linux kernel, the following vulnerability has been resolved: mm/ptdump: take the memory hotplug lock inside ptdumpwalkpgd Memory hot remove unmaps and tears down various kernel page table regions as required. The ptdump code can race with concurrent modifications of the kernel page tables...

CVE-2025-38681

In the Linux kernel, the following vulnerability has been resolved: mm/ptdump: take the memory hotplug lock inside ptdumpwalkpgd Memory hot remove unmaps and tears down various kernel page table regions as required. The ptdump code can race with concurrent modifications of the kernel page tables...

UBUNTU-CVE-2025-38681

In the Linux kernel, the following vulnerability has been resolved: mm/ptdump: take the memory hotplug lock inside ptdumpwalkpgd Memory hot remove unmaps and tears down various kernel page table regions as required. The ptdump code can race with concurrent modifications of the kernel page tables...

CVE-2025-38681 mm/ptdump: take the memory hotplug lock inside ptdump_walk_pgd()

In the Linux kernel, the following vulnerability has been resolved: mm/ptdump: take the memory hotplug lock inside ptdumpwalkpgd Memory hot remove unmaps and tears down various kernel page table regions as required. The ptdump code can race with concurrent modifications of the kernel page tables...

CVE-2025-38681

CVE-2025-38681 affects the Linux kernel mm/ptdump code. The issue arises when memory hotplug modifications race with ptdump_walk_pgd() and intermediate page-table frees, causing the ptdump code to dereference freed memory and potentially crash or corrupt data. The fix moves the memory hotplug loc...

CVE-2025-38681 mm/ptdump: take the memory hotplug lock inside ptdump_walk_pgd()

In the Linux kernel, the following vulnerability has been resolved: mm/ptdump: take the memory hotplug lock inside ptdumpwalkpgd Memory hot remove unmaps and tears down various kernel page table regions as required. The ptdump code can race with concurrent modifications of the kernel page tables...