The proc_connectinfo function in drivers/usb/core/devio.c in the Linux kernel through 4.6 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory via a crafted USBDEVFS_CONNECTINFO ioctl call.
3.13.0-91.1383.16.0-76.98~14.04.13.19.0-64.72~14.04.14.2.0-41.48~14.04.14.4.0-28.47~14.04.14.4.0-28.474.4.0-1016.224.4.0-1019.224.15.0-1002.24.15.0-1003.34.15.0-1004.44.15.0-1008.84.15.0-1009.94.15.0-1012.124.15.0-1013.134.15.0-1014.144.15.0-1018.184.15.0-1019.19+34 more4.15.0-1001.14.15.0-1003.34.15.0-1005.54.15.0-1006.64.15.0-1008.84.15.0-1009.94.15.0-1010.104.15.0-1014.144.15.0-1015.154.15.0-1017.18+28 moreExploitability
AV:LAC:LPR:NUI:NScope
S:UImpact
C:HI:NA:NCVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N