6.13-stable review patch. If anyone has any objections, please let me know.
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From: Stuart Hayhurst stuart.a.hayhurst@gmail.com
commit 48e487b002891eb0aeaec704c9bed51f028deff1 upstream.
The cancel_delayed_work_sync() call was missed, causing a use-after-free in corsair_void_remove().
Reported-by: yan kang kangyan91@outlook.com Reported-by: yue sun samsun1006219@gmail.com Closes: https://lore.kernel.org/all/SY8P300MB042106286A2536707D2FB736A1E42@SY8P300MB... Closes: https://lore.kernel.org/all/SY8P300MB0421872E0AE934C9616FA61EA1E42@SY8P300MB...
Fixes: 6ea2a6fd3872 ("HID: corsair-void: Add Corsair Void headset family driver") Cc: stable@vger.kernel.org Signed-off-by: Stuart Hayhurst stuart.a.hayhurst@gmail.com Signed-off-by: Jiri Kosina jkosina@suse.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/hid/hid-corsair-void.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/hid/hid-corsair-void.c b/drivers/hid/hid-corsair-void.c index 6ece56b850fc..bd8f3d849b58 100644 --- a/drivers/hid/hid-corsair-void.c +++ b/drivers/hid/hid-corsair-void.c @@ -726,6 +726,7 @@ static void corsair_void_remove(struct hid_device *hid_dev) if (drvdata->battery) power_supply_unregister(drvdata->battery);
+ cancel_delayed_work_sync(&drvdata->delayed_status_work); cancel_delayed_work_sync(&drvdata->delayed_firmware_work); sysfs_remove_group(&hid_dev->dev.kobj, &corsair_void_attr_group); }