CVE-2026-31581

A flaw was found in the Linux kernel's ALSA 6fire USB audio device driver. During the disconnection process of a 6fire USB audio device, a use-after-free vulnerability occurs. This happens when the system attempts to write to memory that has already been deallocated, which can lead to memory...

CVE-2026-31581

In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: fix use-after-free on disconnect In usb6firechipabort, the chip struct is allocated as the card's private data via sndcardnew with sizeofstruct sfirechip. When sndcardfreewhenclosed is called and no file handles are...

CVE-2026-31581

CVE-2026-31581 affects the Linux kernel ALSA 6fire USB audio driver. The issue is a use-after-free in usb6fire_chip_abort() where the chip structure is allocated as the card’s private data and, after snd_card_free_when_closed() frees the card (when no file handles are open), a later write to chip...