QEMU through 8.0.4 accesses a NULL pointer in nvme_directive_receive in hw/nvme/ctrl.c because there is no check for whether an endurance group is configured before checking whether Flexible Data Placement is enabled.
https://www.qemu.org/docs/master/system/security.html
https://security.netapp.com/advisory/ntap-20230915-0004/
https://gitlab.com/qemu-project/qemu/-/issues/1815
https://gitlab.com/birkelund/qemu/-/commit/6c8f8456cb0b239812dee5211881426496da7b98