In the Linux kernel, the following vulnerability has been resolved:
gadgetfs: ep_io - wait until IRQ finishes
after usb_ep_queue() if wait_for_completion_interruptible() is interrupted we need to wait until IRQ gets finished.
Otherwise complete() from epio_complete() can corrupt stack.
| Software | From | Fixed in |
|---|---|---|
| linux / linux_kernel | - | 4.9.326 |
| linux / linux_kernel | 4.10 | 4.14.291 |
| linux / linux_kernel | 4.15 | 4.19.256 |
| linux / linux_kernel | 4.20 | 5.4.211 |
| linux / linux_kernel | 5.5 | 5.10.138 |
| linux / linux_kernel | 5.11 | 5.15.63 |
| linux / linux_kernel | 5.16 | 5.19.4 |