riscv: vdso: fix NULL deference in vdsojointimens() when vfork
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.0.3 by commit f2419a6fbb4caf8cf3fe0ac7e4cf2e28127d04b4, it was introduced in version v5.19 by commit 3092eb45637573c5e435fbf5eaf9516316e5f9c6. For more details please see the references link.