CVE-2026-80816 ALSA: FCP: Use a private URB for the notification endpoint

In the Linux kernel, the following vulnerability has been resolved: ALSA: FCP: Use a private URB for the notification endpoint fcpinitnotify used mixer-urb, which sndusbmixerstatuscreate allocates for the optional UAC2 status interrupt endpoint and mixer.c kills, resubmits and frees. On a device...