Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: hwpoison, memoryhotplug: lock folio before unmap hwpoisoned folio Commit b15c87263a69 “hwpoison, memoryhotplug: allow hwpoisoned pages to be offline” adds page poisoning checks in domigraterange, in order to make offline hwpoison...

CVE-2025-21931 hwpoison, memory_hotplug: lock folio before unmap hwpoisoned folio

In the Linux kernel, the following vulnerability has been resolved: hwpoison, memoryhotplug: lock folio before unmap hwpoisoned folio Commit b15c87263a69 "hwpoison, memoryhotplug: allow hwpoisoned pages to be offlined add page poison checks in domigraterange in order to make offline hwpoisoned pa...

PT-2025-14312

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to the version containing commit b15c87263a69 Description A vulnerability in the Linux kernel has been resolved, related to the handling of hwpoisoned pages. The issue arises when the folio lock is not held before...