In the Linux kernel, the following vulnerability has been resolved: xhci: Prevent queuing new commands if xhci is inaccessible Refuse to queue a new command on the command ring if xHC is marked inaccessible with the HCD_FLAG_HW_ACCESSIBLE. HCD_FLAG_HW_ACCESSIBLE is set and cleared in suspend and resume. Also print a warning if xhci is being suspended with commands still pending on the command ring.
https://git.kernel.org/stable/c/a50948386256b24d73971b9a152fe1de808446ab
https://git.kernel.org/stable/c/a05e54c1eeaba10414aa2fde94589a7c9885f2a1
https://git.kernel.org/stable/c/82b70c799281cc24506085be978b829149ba0ca4