CVE-2026-31594

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: pci-epf-vntb: Remove duplicate resource teardown epfntbepcdestroy duplicates the teardown that the caller is supposed to perform later. This leads to an oops when .allowlink fails or when .droplink is performed. Th...

CVE-2026-31594 PCI: endpoint: pci-epf-vntb: Remove duplicate resource teardown

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: pci-epf-vntb: Remove duplicate resource teardown epfntbepcdestroy duplicates the teardown that the caller is supposed to perform later. This leads to an oops when .allowlink fails or when .droplink is performed. Th...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013772)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013772 advisory. In the Linux kernel, the following vulnerability has been resolved: serial: pch: Fix PCI device refcount leak in pchrequestdma As comment of pcigetslot says, it...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013525)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013525 advisory. In the Linux kernel, the following vulnerability has been resolved: vdpa: fix use-after-free on vpvdparemove When vpvdpa driver is unbind, vpvdpa is freed in...

Linux Distros Unpatched Vulnerability : CVE-2026-31468

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Fix double free in dma-buf feature The error path through vfiopcicorefeaturedmabuf...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013761)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013761 advisory. In the Linux kernel, the following vulnerability has been resolved: PCI/IOV: Fix race between SR-IOV enable/disable and hotplug Commit 05703271c3cd PCI/IOV: Add PCI...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011261)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011261 advisory. In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fix crash in transport port remove by using iocinfo During...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013221)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013221 advisory. In the Linux kernel, the following vulnerability has been resolved: powerpc/iommu: Fix notifiers being shared by PCI and VIO buses failiommusetup registers the...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013277)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013277 advisory. In the Linux kernel, the following vulnerability has been resolved: hwrng: amd - Fix PCI device refcount leak foreachpcidev is implemented by pcigetdevice. The comme...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010895)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010895 advisory. In the Linux kernel, the following vulnerability has been resolved: serial: pch: Fix PCI device refcount leak in pchrequestdma As comment of pcigetslot says, it...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007480)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007480 advisory. In the Linux kernel, the following vulnerability has been resolved: RISC-V: Make port I/O string accessors actually work Fix port I/O string accessors such as insb',...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007360)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007360 advisory. In the Linux kernel, the following vulnerability has been resolved: serial: pch: Fix PCI device refcount leak in pchrequestdma As comment of pcigetslot says, it...

ROS-20260408-73-0025

A vulnerability in the pciepfremovecfs function of the drivers/pci/endpoint/pci-epf-core.c component of the Linux kernel is related to memory utilization after it has been freed. Exploitation of the vulnerability allows an attacker to cause a denial of service...

SUSE CVE-2026-23361

In the Linux kernel, the following vulnerability has been resolved: PCI: dwc: ep: Flush MSI-X write before unmapping its ATU entry Endpoint drivers use dwpcieepraisemsixirq to raise an MSI-X interrupt to the host using a writel, which generates a PCI posted write transaction. There's no completio...

CVE-2026-23361

In the Linux kernel, the following vulnerability has been resolved: PCI: dwc: ep: Flush MSI-X write before unmapping its ATU entry Endpoint drivers use dwpcieepraisemsixirq to raise an MSI-X interrupt to the host using a writel, which generates a PCI posted write transaction. There's no completio...

USN-8033-7: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

CVE-2024-21961

Improper restriction of operations within the bounds of a memory buffer in PCIe® Link could allow an attacker with access to a guest virtual machine to potentially perform a denial of service attack against the host resulting in loss of availability...

CVE-2024-21961

CVE-2024-21961: Severity 6.0 (MEDIUM) CVSS v4 shows network vector with attacker in a guest VM who can trigger a denial-of-service on the host via improper restriction of operations within PCIe Link memory buffers. Connected sources (Red Hat, NVD, AMD bulletins) confirm the flaw exists in PCIe Li...

USN-8029-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - Nios II architecture; - PA-RISC architecture; - RISC-V architecture; -...

kernel: Linux kernel: irqchip/gic-v2m use-after-free vulnerability

A flaw was found in the Linux kernel's irqchip/gic-v2m component. This vulnerability allows a use-after-free condition via gicv2mgetfwnode being wrongly marked as init, causing it to be freed while still registered with the PCI Peripheral Component Interconnect subsystem during a PCI host bridge...