kernel: xhci: handle isoc Babble and Buffer Overrun events properly

A flaw was found in the Linux kernel related to the Extensible Host Controller Interface xHCI subsystem, specifically how it handles certain events. The issue arises when the xHCI driver improperly handles isochronous isoc Babble and Buffer Overrun events. The vulnerability occurs because the xHC...

CVE-2024-26659 xhci: handle isoc Babble and Buffer Overrun events properly

In the Linux kernel, the following vulnerability has been resolved: xhci: handle isoc Babble and Buffer Overrun events properly xHCI 4.9 explicitly forbids assuming that the xHC has released its ownership of a multi-TRB TD when it reports an error on one of the early TRBs. Yet the driver makes su...