In the Linux kernel, the following vulnerability has been resolved: HID: multitouch: Add NULL check in mt_input_configured devm_kasprintf() can return a NULL pointer on failure,but this returned value in mt_input_configured() is not checked. Add NULL check in mt_input_configured(), to handle kernel NULL pointer dereference error.
https://git.kernel.org/stable/c/aa879ef6d3acf96fa2c7122d0632061d4ea58d48
https://git.kernel.org/stable/c/9b8e2220d3a052a690b1d1b23019673e612494c5
https://git.kernel.org/stable/c/97c09cc2e72769edb6994b531edcfa313b96bade
https://git.kernel.org/stable/c/62f8bf06262b6fc55c58f4c5256140f1382f3b01
https://git.kernel.org/stable/c/4e7113f591163d99adc7cbcd7295030c8c5d3fc7