Messages in this thread | | | From | Benjamin Tissoires <> | Subject | Re: [PATCH v2] HID: mcp-2221: prevent UAF in delayed work | Date | Mon, 20 Feb 2023 10:43:12 +0100 |
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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@redhat.com>
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