drivers/net/wireless/rsi/rsi_91x_usb.c in the Linux kernel through 5.2.9 has a Double Free via crafted USB device traffic (which may be remote via usbip or usbredir).
https://usn.ubuntu.com/4157-2/
https://usn.ubuntu.com/4157-1/
https://support.f5.com/csp/article/K33554143?utm_source=f5support&%3Butm_medium=RSS
https://support.f5.com/csp/article/K33554143
https://security.netapp.com/advisory/ntap-20190905-0002/
https://lore.kernel.org/lkml/20190819220230.10597-1-benquike%40gmail.com/