kernel: ALSA: 6fire: fix use-after-free on disconnect

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...

PT-2026-34933

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the ALSA 6fire component. In the usb6fire chip abort function, the chip structure is allocated as the card's private data. When snd card free when closed...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: Releasing resources at card release The current 6fire code attempts to release resources immediately after calling usb6firechipabort. However, at this point, the card object might still be in use since we are calling...

DEBIAN-CVE-2024-53239

In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: Release resources at card release The current 6fire code tries to release the resources right after the call of usb6firechipabort. But at this moment, the card object might be still in use as we're calling...