A race condition flaw was found in the Linux kernel sound subsystem due to improper locking. It could lead to a NULL pointer dereference while handling the SNDCTL_DSP_SYNC ioctl. A privileged local user (root or member of the audio group) could use this flaw to crash the system, resulting in a denial of service condition CREATE(Triage):(User=admin) CVE-2022-3303 (https://nvd.nist.gov/vuln/detail/CVE-2022-3303)
