On Thu, 16 Feb 2023 11:22:58 +0100, Benjamin Tissoires wrote: > If the device is plugged/unplugged without giving time for mcp_init_work() > to complete, we might kick in the devm free code path and thus have > unavailable struct mcp_2221 while in delayed work. > > Canceling the delayed_work item is enough to solve the issue, because > cancel_delayed_work_sync will prevent the work item to requeue itself. > > [...] Applied to https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git (for-6.3/mcp2221), thanks! [1/1] HID: mcp-2221: prevent UAF in delayed work https://git.kernel.org/hid/hid/c/47e91fdfa511 Cheers, -- Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx>
