CVE-2026-23361 PCI: dwc: ep: Flush MSI-X write before unmapping its ATU entry

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...

PT-2026-27726

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the PCI subsystem, specifically within the dwc endpoint driver. The issue relates to a race condition when handling MSI-X interrupts. Endpoint drivers...