CVE-2026-43161

A flaw was found in the Linux kernel's Intel IOMMU Input/Output Memory Management Unit virtual technology for directed I/O VT-d subsystem. When a PCIe Peripheral Component Interconnect Express endpoint device, especially when passed through to userspace applications like QEMU or DPDK, unexpectedl...

EUVD-2026-27689

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Flush dev-IOTLB only when PCIe device is accessible in scalable mode Commit 4fc82cd907ac "iommu/vt-d: Don't issue ATS Invalidation request when device is disconnected" relies on pcidevisdisconnected to skip ATS...

CVE-2026-43161

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Skip dev-iotlb flush for inaccessible PCIe device without scalable mode PCIe endpoints with ATS enabled and passed through to userspace e.g., QEMU, DPDK can hard-lock the host when their link drops, either by surprise...

CVE-2026-43130

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Flush dev-IOTLB only when PCIe device is accessible in scalable mode Commit 4fc82cd907ac "iommu/vt-d: Don't issue ATS Invalidation request when device is disconnected" relies on pcidevisdisconnected to skip ATS...

CVE-2026-43161

CVE-2026-43161 is a Linux kernel IOMMU VT-d vulnerability related to ATS invalidation when a PCIe endpoint loses connection. In scalable-mode-disabled/unsupported systems, an endpoint link drop can cause the IOMMU to wait indefinitely for an ATS invalidation, leading to a host hard-lock (notably ...

CVE-2026-43161

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Skip dev-iotlb flush for inaccessible PCIe device without scalable mode PCIe endpoints with ATS enabled and passed through to userspace e.g., QEMU, DPDK can hard-lock the host when their link drops, either by surprise...

CVE-2026-43130

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Flush dev-IOTLB only when PCIe device is accessible in scalable mode Commit 4fc82cd907ac "iommu/vt-d: Don't issue ATS Invalidation request when device is disconnected" relies on pcidevisdisconnected to skip ATS...

Linux Distros Unpatched Vulnerability : CVE-2026-43161

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iommu/vt-d: Skip dev-iotlb flush for inaccessible PCIe device without scalable mode PCIe endpoints with ATS enabled and passed through to userspace e.g., QEMU,...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010874)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010874 advisory. In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clean up sidomain in the initdmars error path A splat from kmemcachedestroy was seen...

PT-2026-37470

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the iommu/vt-d component where the system relies on the pci dev is disconnected function to skip Address Translation Services ATS invalidation for safely removed...

MiracleLinux 8 : microcode_ctl-20210216-1.20210525.1.el8 (AXSA:2021-2200:09)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2021-2200:09 advisory. hw: vt-d related privilege escalation CVE-2020-24489 hw: improper isolation of shared resources in some Intel Processors CVE-2020-24511 hw: observab...

MiracleLinux 3 : kernel-2.6.18-274.5.AXS3 (AXSA:2012-220:01)

The remote MiracleLinux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2012-220:01 advisory. The kernel package contains the Linux kernel vmlinuz, the core of any Linux operating system. The kernel handles the basic functions of the operating...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid using NULL after WARNONONCE. There is a WARNONONCE to catch an unlikely situation where domainremovedevpasid cannot find the pasid. If this still happens, we must avoid using a NULL pointer...

CVE-2022-26357

race in VT-d domain ID cleanup Xen domain IDs are up to 15 bits wide. VT-d hardware may allow for only less than 15 bits to hold a domain ID associating a physical device with a particular domain. Therefore internally Xen domain IDs are mapped to the smaller value range. The cleaning up of the...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993148)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993148 advisory. In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: avoid invalid memory access via nodeonlineNUMANONODE KASAN reports: 4.668325 T0 BUG:...

kernel security update

An update is available for kernel. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...

RockyLinux 10 : kernel (RLSA-2025:22854)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2025:22854 advisory. kernel: cifs: Fix oops due to uninitialised variable CVE-2025-38737 kernel: can: j1939: implement NETDEVUNREGISTER notification handler CVE-2025-39925...

RHEL 10 : kernel (RHSA-2025:22854)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22854 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: cifs: Fix oops due to...

ALSA-2025:22854 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: cifs: Fix oops due to uninitialised variable CVE-2025-38737 kernel: can: j1939: implement NETDEVUNREGISTER notification handler CVE-2025-39925 kernel: Bluetooth: hcievent: Fix UAF in...

kernel security update

An update is available for kernel. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...