CVE-2026-64460

A flaw was found in the Linux kernel's PCI/IOV subsystem. When a PCI device fails to respond during a power state transition, the kernel's Virtual Function VF Resizable Base Address Register BAR restoration process can attempt to access memory outside of its allocated bounds. This out-of-bounds...

SUSE CVE-2026-64460

In the Linux kernel, the following vulnerability has been resolved: PCI/IOV: Skip VF Resizable BAR restore on read error sriovrestorevfrebarstate uses the VF Resizable BAR Control register to decide how many VF BARs to restore nbars and which VF BAR each iteration addresses baridx. baridx indexes...

CVE-2026-64461

In the Linux kernel, the following vulnerability has been resolved: PCI: mediatek: Fix IRQ domain leak when port fails to enable When mtkpcieenableport fails, mtkpcieportfree removes the port from pcie-ports and frees the port structure. However, the IRQ domains set up earlier by...

CVE-2026-64461 PCI: mediatek: Fix IRQ domain leak when port fails to enable

In the Linux kernel, the following vulnerability has been resolved: PCI: mediatek: Fix IRQ domain leak when port fails to enable When mtkpcieenableport fails, mtkpcieportfree removes the port from pcie-ports and frees the port structure. However, the IRQ domains set up earlier by...

CVE-2026-64460 PCI/IOV: Skip VF Resizable BAR restore on read error

In the Linux kernel, the following vulnerability has been resolved: PCI/IOV: Skip VF Resizable BAR restore on read error sriovrestorevfrebarstate uses the VF Resizable BAR Control register to decide how many VF BARs to restore nbars and which VF BAR each iteration addresses baridx. baridx indexes...

CVE-2026-64430 NTB: epf: Avoid calling pci_irq_vector() from hardirq context

In the Linux kernel, the following vulnerability has been resolved: NTB: epf: Avoid calling pciirqvector from hardirq context ntbepfvecisr calls pciirqvector in hardirq context to derive the vector number. pciirqvector calls msigetvirq that takes a mutex and can therefore trigger "scheduling whil...

CVE-2026-64430

In the Linux kernel, the following vulnerability has been resolved: NTB: epf: Avoid calling pciirqvector from hardirq context ntbepfvecisr calls pciirqvector in hardirq context to derive the vector number. pciirqvector calls msigetvirq that takes a mutex and can therefore trigger "scheduling whil...

USN-8492-2 linux-aws-6.8, linux-gcp-6.8, linux-gke, linux-gkeop, linux-ibm-6.8, linux-nvidia-lowlatency, linux-oracle-6.8 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; - PowerPC architecture; - x86 architecture; - Block layer subsystem; -...

UBUNTU-CVE-2026-53280

In the Linux kernel, the following vulnerability has been resolved: iommu: Fix NULL group-domain dereference in pcidevresetiommudone Local sashiko review pointed it out that group-domain could be NULL when a default domain fails to allocate during the first probe, which can crash at...

CVE-2026-53120

A flaw was found in the Linux kernel's PCI Peripheral Component Interconnect subsystem. A Use-After-Free UAF vulnerability exists where a driver, during its probing process, accesses a memory region after it has been freed. This improper handling of memory can lead to system instability, memory...

CVE-2026-53120

In the Linux kernel, the following vulnerability has been resolved: PCI: use generic driveroverride infrastructure When a driver is probed through driverattach, the bus' match callback is called without the device lock held, thus accessing the driveroverride field without a lock, which can cause ...

CVE-2026-53067

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: pci-ep-msi: Fix error unwind and prevent double alloc pciepfallocdoorbell stores the allocated doorbell message array in epf-dbmsg/epf-numdb before requesting MSI vectors. If MSI allocation fails, the array is free...

EUVD-2026-38988

In the Linux kernel, the following vulnerability has been resolved: PCI: use generic driveroverride infrastructure When a driver is probed through driverattach, the bus' match callback is called without the device lock held, thus accessing the driveroverride field without a lock, which can cause ...

CVE-2026-53120

In the Linux kernel, the following vulnerability has been resolved: PCI: use generic driveroverride infrastructure When a driver is probed through driverattach, the bus' match callback is called without the device lock held, thus accessing the driveroverride field without a lock, which can cause ...

PT-2026-52014

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF issue exists in the PCI subsystem. When a driver is probed via the driver attach function, the bus match callback is executed without holding the device lock. This...

PT-2026-47790

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the drm/nouveau component when aperture remove conflicting pci devices fails during the probe process. The error path returns immediately without releasing the nv...

CVE-2026-46268 PCI/P2PDMA: Fix p2pmem_alloc_mmap() warning condition

In the Linux kernel, the following vulnerability has been resolved: PCI/P2PDMA: Fix p2pmemallocmmap warning condition Commit b7e282378773 has already changed the initial page refcount of p2pdma page from one to zero, however, in p2pmemallocmmap it uses "VMWARNONONCEPAGE!pagerefcountpage" to asser...

CVE-2025-71313

Summary (CVE-2025-71313) : In the Linux kernel PCI endpoint driver, there is a missing NULL check after alloc_workqueue(), which can return NULL on memory allocation failure. If a NULL workqueue pointer is later passed to queue_work() in epf_ntb_epc_init(), this can cause a NULL pointer dereferen...

CVE-2026-45880

In the Linux kernel, the following vulnerability has been resolved: PCI/P2PDMA: Release per-CPU pgmap ref when vminsertpage fails When vminsertpage fails in p2pmemallocmmap, p2pmemallocmmap doesn't invoke percpurefput to free the per-CPU ref of pgmap acquired after genpoolallocowner, and...

CVE-2026-46092

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: check for PCI upstream bridge existence pciupstreambridge returns NULL if the device is on a root bus. If 8821CE is installed in the system with such a PCI topology, the probing routine will crash. This has probably...