In the Linux kernel, the following vulnerability has been resolved: kunit: Fix potential null dereference in kunit_device_driver_test() kunit_kzalloc() may return a NULL pointer, dereferencing it without NULL check may lead to NULL dereference. Add a NULL check for test_state.
https://git.kernel.org/stable/c/5d28fac59369b5d3c48cdf09e50275a61ff91202
https://git.kernel.org/stable/c/435c20eed572a95709b1536ff78832836b2f91b1