A memory leak in the rtl8xxxu_submit_int_urb() function in drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering usb_submit_urb() failures, aka CID-a2cdd07488e6.
https://usn.ubuntu.com/4302-1/
https://usn.ubuntu.com/4301-1/
https://usn.ubuntu.com/4300-1/
https://usn.ubuntu.com/4286-2/
https://usn.ubuntu.com/4286-1/
https://security.netapp.com/advisory/ntap-20191205-0001/
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
https://github.com/torvalds/linux/commit/a2cdd07488e666aa93a49a3fc9c9b1299e27ef3c
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html