Incomplete Permission Checking in Linux Kernel's rbd Block Device Driver (CID-f44d04e696fe)

CVE-2020-25284 · MEDIUM Severity

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N

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.

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