A memory leak in the ath9k_wmi_cmd() function in drivers/net/wireless/ath/ath9k/wmi.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption), aka CID-728c1e2a05e4. CREATE(Triage):(User=admin) CVE-2019-19074 (https://nvd.nist.gov/vuln/detail/CVE-2019-19074)