The rbd block device driver in drivers/block/rbd.c in the Linux kernel through 5.8.9 used incomplete permission checking for access to rbd devices, which could be leveraged by local attackers to map or unmap rbd block devices, aka CID-f44d04e696fe. CREATE(Triage):(User=admin) [CVE-2020-25284|https://nvd.nist.gov/vuln/detail/CVE-2020-25284]
