A memory leak in the sof_dfsentry_write() function in sound/soc/sof/debug.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption), aka CID-c0a333d842ef. CREATE(Triage):(User=admin) CVE-2019-18812 (https://nvd.nist.gov/vuln/detail/CVE-2019-18812)