fdctrlwritedata in hw/block/fdc.c in QEMU 5.0.0 has a NULL pointer dereference via a NULL block pointer for the current drive.
{ "versions": [ { "introduced": "0" }, { "last_affected": "5.0.0-NA" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-25741.json"