Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

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

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...