Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Zap all roots when unmapping gfn range in TDP MMU Both valid and invalid roots are cleared when unmapping a gfn range. KVM must ensure that it does not hold any references to the freed page after the unmapping...

CVE-2025-29936

Improper input validation within the AMD Platform Management Framework PMF could allow an attacker to unmap arbitrary memory pages potentially impacting integrity and availability, or allowing privilege escalation resulting in loss of confidentiality...

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...