CVE-2026-89736

A flaw was found in the Linux kernel's USB audio gadget driver uaudio. This vulnerability occurs during sound card disconnection when Asynchronous Linux Sound Architecture ALSA control elements kctls remain open in userspace. A local attacker can exploit this timing issue by interacting with thes...

CVE-2026-89736

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uaudio: Fix use-after-free on sound card disconnect gaudiocleanup invokes sndcardfreewhenclosed to initiate sound card teardown and immediately frees the underlying struct snduacchip context. However,...

PT-2026-90452

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: u audio: Fix use-after-free on sound card disconnect g audio cleanup invokes snd card free when closed to initiate sound card teardown and immediately frees the underlying struct snd uac chip context. However, snd ca...

DEBIAN-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...