fdctrl_write_data in hw/block/fdc.c in QEMU 5.0.0 has a NULL pointer dereference via a NULL block pointer for the current drive. Rated low severity (CVSS 3.2), this vulnerability is low attack complexity.
Denial Of Service
Null Pointer Dereference
Qemu
NVD
CVSS 3.1
3.2
EPSS
0.5%