2026-08 Cumulative Update for Windows 10 Version 1607 for x86-based Systems (KB5120418)

A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article...

2026-08 Dynamic Cumulative Update for Windows 10 Version 21H2 for x86-based Systems (KB5120249)

ComponentUpdate: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft...

2026-08 .NET 10.0.11 Security Update for x86 Client (KB5122106)

2026-08 .NET 10.0.11 Security Update for x86 Client KB5122106...

KVM: x86/mmu: Fix use-after-free on vendor module reload

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Unbreakable Enterprise kernel security update

5.15.0-322.203.3.5 - Revert 'x86/alternatives: Add altinstr.flags' Harshit Mogalapalli Orabug: 39859219 5.15.0-322.203.3.4.5 - KVM: x86/mmu: Stop needlessly making MMU pages available for TDP MMU faults David Matlack Orabug: 39832946 - KVM: x86: Check for invalid/obsolete root after making MMU...

Fedora 43 : xen (2026-9b1af4c793)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-9b1af4c793 advisory. update to xen 4.20.4 includes security fixes x86 shadow paging is deprecated XSA-495, CVE-2026-42493 vIRQ event channel binding may break Xenstore...

CVE-2026-68428 KVM: x86/mmu: Fix use-after-free on vendor module reload

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Fix use-after-free on vendor module reload mmudestroycaches destroys ptelistdesccache and mmupageheadercache, but leaves both pointers unchanged. The pointers live in kvm.ko, and therefore survive when a vendor modu...

CVE-2026-68102 drm/amdgpu: fix aperture mapping leak

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix aperture mapping leak amdgpupciremove calls drmdevunplug before invoking the driver fini routines. This causes drmdeventer in amdgputtmfini to always return false, so iounmapaperbasekaddr never runs on normal driv...

PT-2026-69828

Name of the Vulnerable Software and Affected Versions Linux kernel version 7.1.3 Description A slab use-after-free issue exists in the KVM x86 MMU. The mmu destroy caches function destroys pte list desc cache and mmu page header cache but fails to clear the associated pointers. Because these...

CVE-2026-68102: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix aperture mapping leak amdgpupciremove calls drmdevunplug before invoking the driver fini routines. This causes drmdeventer in amdgputtmfini to always return false, so iounmapaperbasekaddr never runs on normal driv...

SUSE 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...

shellcode — Updated!

shellcode “A vulnerability provides an assembly language for a computer that has never been programmed before, and that was not designed with programmability in mind.” -- Halvar Flake A collection of new and old shellcode samples. Article https://hnsecurity.it/blog/new-and-old-shellcode-samples/...

KVM: x86: Check for invalid/obsolete root *after* making MMU pages available

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UBUNTU-CVE-2026-68480

In the Linux kernel, the following vulnerability has been resolved: x86/bugs: Make Safe-RET robust against interrupt injection An attacker injecting interrupts while the Safe-RET mitigation executes on machines affected by SRSO can neutralize the safe return sequence, potentially leading to data...

K000162807: Linux kernel vulnerability CVE-2026-53359

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected role Commit 0cb2af2ea66ad "KVM: x86: Fix shadow paging use-after-free due to unexpected GFN" fixed a shadow paging mismatch between stored...

CVE-2026-68480

In the Linux kernel, the following vulnerability has been resolved: x86/bugs: Make Safe-RET robust against interrupt injection An attacker injecting interrupts while the Safe-RET mitigation executes on machines affected by SRSO can neutralize the safe return sequence, potentially leading to data...

CVE-2026-68480

The CVE-2026-68480 entry describes a Linux kernel issue where an attacker could inject interrupts during Safe-RET mitigation execution on SRSO-enabled systems, potentially causing data leakage via speculative execution. The root cause is that the interrupt could disrupt the Safe-RET sequence; the...

Zapscape

The KVM Escape Trilogy ITScape CVE202646...

CVE-2026-64603

In the Linux kernel, the following vulnerability has been resolved: platform/x86: intel-hid: Protect ACPI notify handler against recursion Since commit e2ffcda16290 "ACPI: OSL: Allow Notify handlers to run on all CPUs" ACPI notify handlers like the intel-hid notifyhandler may run on multiple CPU...

Unbreakable Enterprise kernel security update

5.15.0-322.203.3.4.5 - KVM: x86/mmu: Stop needlessly making MMU pages available for TDP MMU faults David Matlack Orabug: 39832946 - KVM: x86: Check for invalid/obsolete root after making MMU pages available Sean Christopherson Orabug: 39832946 CVE-2026-64561 - KVM: x86/mmu: Rename directmap to...