CVE-2026-52969: Improper Validation of Array Index

In the Linux kernel, the following vulnerability has been resolved: KVM: Reject wrapped offset in kvmresetdirtygfn kvmresetdirtygfn guards the gfn range with if !memslot || offset + flsmask = memslot-npages return; but offset is u64 and the addition is unchecked. The check can be silently bypasse...

CVE-2026-42488

Some shadow paging errors paths will switch the page-tables without updating the currently running vCPU reference. This causes a mismatch between the loaded page-tables and the mapcache metadata which can lead to corruption of the mapcache...

ALPINE-CVE-2026-42488

Some shadow paging errors paths will switch the page-tables without updating the currently running vCPU reference. This causes a mismatch between the loaded page-tables and the mapcache metadata which can lead to corruption of the mapcache...

CVE-2026-42488

Some shadow paging errors paths will switch the page-tables without updating the currently running vCPU reference. This causes a mismatch between the loaded page-tables and the mapcache metadata which can lead to corruption of the mapcache...

CVE-2026-42488 x86: mismatched mapcache metadata

Some shadow paging errors paths will switch the page-tables without updating the currently running vCPU reference. This causes a mismatch between the loaded page-tables and the mapcache metadata which can lead to corruption of the mapcache...

CVE-2026-42488

The Xen hypervisor contains a vulnerability where certain shadow paging error paths switch page-tables without updating the currently running vCPU reference. This mismatch between loaded page-tables and mapcache metadata can lead to corruption of the mapcache . This issue affects x86 architecture...

CVE-2026-42488 x86: mismatched mapcache metadata

Some shadow paging errors paths will switch the page-tables without updating the currently running vCPU reference. This causes a mismatch between the loaded page-tables and the mapcache metadata which can lead to corruption of the mapcache...

CVE-2026-42488

Some shadow paging errors paths will switch the page-tables without updating the currently running vCPU reference. This causes a mismatch between the loaded page-tables and the mapcache metadata which can lead to corruption of the mapcache...

EUVD-2026-37891

Some shadow paging errors paths will switch the page-tables without updating the currently running vCPU reference. This causes a mismatch between the loaded page-tables and the mapcache metadata which can lead to corruption of the mapcache...

CVE-2026-42488

Some shadow paging errors paths will switch the page-tables without updating the currently running vCPU reference. This causes a mismatch between the loaded page-tables and the mapcache metadata which can lead to corruption of the mapcache...

CVE-2026-42488: Undefined Security Weakness

Some shadow paging errors paths will switch the page-tables without updating the currently running vCPU reference. This causes a mismatch between the loaded page-tables and the mapcache metadata which can lead to corruption of the mapcache...

SUSE SLES15 Security Update : kernel (SUSE-SU-2026:2383-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2383-1 advisory. The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues The following security issues were fixed: -...

PT-2026-55697

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.1.3 Linux kernel versions prior to 6.18.38 Linux kernel versions prior to 6.12.95 Linux kernel versions prior to 6.6.144 Linux kernel versions prior to 6.1.177 Linux kernel versions prior to 5.15.211 Linux kern...

Xen: x86 Mismatched Mapcache Metadata (XSA-494)

Some shadow paging errors paths will switch the page-tables without updating the currently running vCPU reference. This causes a mismatch between the loaded page-tables and the mapcache metadata which can lead to corruption of the mapcache. This can result in privilege escalation, Denial of Servi...

x86: mismatched mapcache metadata

ISSUE DESCRIPTION Some shadow paging errors paths will switch the page-tables without updating the currently running vCPU reference. This causes a mismatch between the loaded page-tables and the mapcache metadata which can lead to corruption of the mapcache. IMPACT Privilege escalation, Denial of...

KVM: x86: Fix shadow paging use-after-free due to unexpected GFN

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SUSE CVE-2026-46113

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN The shadow MMU computes GFNs for direct shadow pages using sp-gfn plus the SPTE index. This assumption breaks for shadow paging if the guest page tables are modifie...

Linux Distros Unpatched Vulnerability : CVE-2026-46113

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: x86: Fix shadow paging use-after-free due to unexpected GFN The shadow MMU computes GFNs for direct shadow pages using sp-gfn plus the SPTE index. This...

CVE-2026-46113

A flaw was found in the Linux kernel's KVM Kernel-based Virtual Machine x86 shadow paging mechanism. This use-after-free vulnerability arises from incorrect handling of Guest Frame Numbers GFNs when guest page tables are modified. A local attacker with control over a guest virtual machine could...

AZL-88917 CVE-2026-46113 affecting package kernel for versions less than 6.6.141.1-1

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN The shadow MMU computes GFNs for direct shadow pages using sp-gfn plus the SPTE index. This assumption breaks for shadow paging if the guest page tables are modifie...