EUVD-2026-82142

In the Linux kernel, the following vulnerability has been resolved: ACPI: PCI: Clear driverdata on all paths that free the acpipciroot acpipcirootadd assigns the freshly allocated root to device-driverdata before dmardeviceadd and pciacpiscanroot. Both failure paths reach the end: label where roo...

CVE-2026-92521

CVE-2026-92521 affects the Linux kernel ACPI PCI subsystem. In acpi_pci_root_add(), the freshly allocated root is assigned to device->driver_data before dmar_device_add() and pci_acpi_scan_root(). When dmar_device_add() fails during a hot-add, the root is freed via kfree() but driver_data is l...