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).
| Software | From | Fixed in |
|---|---|---|
| linux / linux_kernel | 4.17 | 4.19.74 |
| linux / linux_kernel | 4.20 | 5.2.16 |
| canonical / ubuntu_linux | 18.04 | 18.04.x |
| canonical / ubuntu_linux | 19.04 | 19.04.x |