CVE-2026-23402 KVM: x86/mmu: Only WARN in direct MMUs when overwriting shadow-present SPTE

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Only WARN in direct MMUs when overwriting shadow-present SPTE Adjust KVM's sanity check against overwriting a shadow-present SPTE with a another SPTE with a different target PFN to only apply to direct MMUs, i.e. on...

CVE-2026-23401

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Drop/zap existing present SPTE even when creating an MMIO SPTE When installing an emulated MMIO SPTE, do so after dropping/zapping the existing SPTE if it's shadow-present. While commit a54aa15c6bda3 was right about...

CVE-2026-23401 KVM: x86/mmu: Drop/zap existing present SPTE even when creating an MMIO SPTE

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Drop/zap existing present SPTE even when creating an MMIO SPTE When installing an emulated MMIO SPTE, do so after dropping/zapping the existing SPTE if it's shadow-present. While commit a54aa15c6bda3 was right about...

CVE-2026-23401 KVM: x86/mmu: Drop/zap existing present SPTE even when creating an MMIO SPTE

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Drop/zap existing present SPTE even when creating an MMIO SPTE When installing an emulated MMIO SPTE, do so after dropping/zapping the existing SPTE if it's shadow-present. While commit a54aa15c6bda3 was right about...

CVE-2026-23401

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Drop/zap existing present SPTE even when creating an MMIO SPTE When installing an emulated MMIO SPTE, do so after dropping/zapping the existing SPTE if it's shadow-present. While commit a54aa15c6bda3 was right about...

Oracle Linux 10 / 9 : Unbreakable Enterprise kernel (ELSA-2026-50170)

The remote Oracle Linux 10 / 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-50170 advisory. 6.12.0-200.74.27.1 - KVM: x86/mmu: Drop/zap existing present SPTE even when creating an MMIO SPTE Sean Christopherson Orabug: 39071315 Tenable has extract...

Guest processing fails for Nutanix AHV, Proxmox VE, Scale Computing HyperCore

Challenge When running backup or replication jobs for Windows virtual machines hosted on Nutanix AHV, Proxmox VE, or Scale Computing HyperCore with Veeam Backup & Replication 13.0.1 Patch 2, guest processing fails with one of the following errors: Failed to install guest processing components for...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

openSUSE 16 Security Update : kernel (openSUSE-SU-2026:20416-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20416-1 advisory. The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues. The following security issues were fixed: - CVE-2025-39753:...

CVE-2026-32292

The GL-iNet Comet GL-RM1 KVM web interface does not limit login requests, enabling brute-force attempts to guess credentials...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 kernel was updated to fix various security issues The following security issues were fixed: CVE-2023-53817: crypto: lib/mpi - avoid null pointer deref in mpicmpui bsc1254992. CVE-2025-37861: scsi: mpi3mr: Synchronous access b/w reset and tm thread for reply queue...

SUSE-SU-2026:1081-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-53817: crypto: lib/mpi - avoid null pointer deref in mpicmpui bsc1254992. - CVE-2025-37861: scsi: mpi3mr: Synchronous access b/w reset and tm thread for reply...

AlmaLinux 8 : virt:rhel and virt-devel:rhel (ALSA-2026:5578)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:5578 advisory. qemu-kvm: VNC WebSocket handshake use-after-free CVE-2025-11234 Tenable has extracted the preceding description block directly from the AlmaLinux security advisory...

The vulnerabilities of the functions rsm_load_state_32() and rsm_load_state_64() in the arch/x86/kvm/emulate.c module of the virtualization subsystem on the x86 kernel of the Linux operating system allow an attacker to gain access to protected information or cause service failures.

The vulnerability of the rsmloadstate32 and rsmloadstate64 functions in the arch/x86/kvm/emulate.c module of the virtualization subsystem on the Linux x86 kernel platform is related to access to memory beyond the allocated buffer. Exploiting this vulnerability could allow an attacker to gain acce...

RHSA-2026:5578 Red Hat Security Advisory: virt:rhel and virt-devel:rhel security update

Bulletin has no description...

SUSE-SU-2026:20873-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues. The following security issues were fixed: - CVE-2025-39753: gfs2: Set .migratefolio in gfs2rgrp,metaaops bsc1249590. - CVE-2025-39964: crypto: afalg - Disallow concurrent writes in afalgsendmsg bsc1251966. -...

SUSE-SU-2026:20838-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues. The following security issues were fixed: - CVE-2025-39753: gfs2: Set .migratefolio in gfs2rgrp,metaaops bsc1249590. - CVE-2025-39964: crypto: afalg - Disallow concurrent writes in afalgsendmsg bsc1251966. -...

SUSE-SU-2026:21284-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues. The following security issues were fixed: - CVE-2025-39753: gfs2: Set .migratefolio in gfs2rgrp,metaaops bsc1249590. - CVE-2025-39964: crypto: afalg - Disallow concurrent writes in afalgsendmsg bsc1251966. -...

PT-2026-28187

Name of the Vulnerable Software and Affected Versions Database Backup for WordPress versions prior to 2.5.3 Description An authorization bypass exists because the plugin fails to restrict access to the wp db temp dir parameter, which determines the storage location for database backups...

SUSE-SU-2026:20880-1 Security update for the Linux Kernel (Live Patch 5 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-25.1 fixes various security issues The following security issues were fixed: - CVE-2025-21738: ata: libata-sff: ensure that we cannot write outside the allocated buffer bsc1257118. - CVE-2025-38159: wifi: rtw88: fix the 'para' buffer size to...