CVE-2026-64461

A flaw was found in the Linux kernel's MediaTek PCIe driver. When a Peripheral Component Interconnect Express PCIe port fails to enable, the associated Interrupt Request IRQ domains are not properly released. This resource leak can accumulate over time, potentially leading to a denial of service...

CVE-2026-64461

The CVE-2026-64461 entry concerns a Linux kernel PCIe Mediatek issue where IRQ domains are leaked when a port fails to enable. The fix refactors IRQ teardown into a per-port helper (mtk_pcie_irq_teardown_port()) and invokes it from the setup path when mtk_pcie_enable_port() fails. This ensures IR...