CVE-2023-52904 Information

Description

In the Linux kernel the following vulnerability has been resolved:

ALSA: usb-audio: Fix possible NULL pointer dereference in snd_usb_pcm_has_fixed_rate()

The subs function argument may be NULL so do not use it before the NULL check.

Reference

https://git.kernel.org/stable/c/a474d4ad59cd4642d1b7e3a6c08cef9eca0992c8 https://git.kernel.org/stable/c/92a9c0ad86d47ff4cce899012e355c400f02cfb8