In the Linux kernel before 4.14, an out of boundary access happened in drivers/nvme/target/fc.c.
https://support.f5.com/csp/article/K74012105?utm_source=f5support&%3Butm_medium=RSS
https://support.f5.com/csp/article/K74012105
https://github.com/torvalds/linux/commit/0c319d3a144d4b8f1ea2047fd614d2149b68f889