In the Linux kernel, the following vulnerability has been resolved: staging: vchiq_arm: Avoid NULL ptr deref in vchiq_dump_platform_instances vchiq_get_state() can return a NULL pointer. So handle this cases and avoid a NULL pointer derefence in vchiq_dump_platform_instances.
https://git.kernel.org/stable/c/aa899e686d442c63d50f4d369cc02dbbf0941cb0
https://git.kernel.org/stable/c/51e5e5c34c22c0bfec0808d8c33e0b2fcf4c7c89
https://git.kernel.org/stable/c/4627250cabaa80278d3ab01ad107893cea83799f
https://git.kernel.org/stable/c/176df12b38c70b0a45e6392a0ee5bc83489dfc29