An issue was discovered in the Linux kernel before 5.0.10. SMB2_negotiate in fs/cifs/smb2pdu.c has an out-of-bounds read because data structures are incompletely updated after a change from smb30 to smb21.
4.15.0-1052.54~16.04.14.15.0-1061.664.15.0-1047.504.15.0-66.75~16.04.14.15.0-1027.30~16.04.14.15.0-66.754.15.0-1052.545.0.0-1014.14~18.04.15.0.0-1020.20~18.04.14.15.0-1046.49Exploitability
AV:LAC:LPR:LUI:NScope
S:UImpact
C:HI:HA:HCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H