7 matches found
The vulnerability of the Shadow MMU management mechanism for page-level shadow tables in the KVM subsystem of the Linux operating system allows a perpetrator to escalate their privileges, execute arbitrary code, or cause service interruptions.
The vulnerability of the Shadow MMU management mechanism for virtual machine tables in Linux kernel-based virtual machines is related to the dereferencing of pointers with expired lifetimes. Exploiting this vulnerability can allow an attacker to enhance their privileges, execute arbitrary code, o...
CVE-2026-64561
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Check for invalid/obsolete root after making MMU pages available Check for a "stale" page fault, i.e. for an invalid and/or obsolete root, after making MMU pages available for the shadow MMU. If reclaiming shadow pages...
CVE-2026-64561 KVM: x86: Check for invalid/obsolete root *after* making MMU pages available
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Check for invalid/obsolete root after making MMU pages available Check for a "stale" page fault, i.e. for an invalid and/or obsolete root, after making MMU pages available for the shadow MMU. If reclaiming shadow pages...
SUSE CVE-2026-63807
In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Ensure hugepage is in by slot before checking max mapping level When recovering hugepages in the shadow MMU, verify that the base gfn of the shadow page is actually contained within the target memslot, before queryi...
CVE-2026-63807
In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Ensure hugepage is in by slot before checking max mapping level When recovering hugepages in the shadow MMU, verify that the base gfn of the shadow page is actually contained within the target memslot, before queryi...
PT-2026-67668
Name of the Vulnerable Software and Affected Versions Linux kernel versions 5.9 and earlier Description An issue exists in the KVM x86 component where the system fails to check for a stale page fault, specifically an invalid or obsolete root, after making MMU pages available for the shadow MMU. I...
