probers/udisks-dm-export.c in udisks before 1.0.1 exports UDISKS_DM_TARGETS_PARAMS information to udev even for a crypt UDISKS_DM_TARGETS_TYPE, which allows local users to discover encryption keys by (1) running a certain udevadm command or (2) reading a certain file under /dev/.udev/db/.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 10.2%