The compat IPT_SO_SET_REPLACE and IP6T_SO_SET_REPLACE setsockopt implementations in the netfilter subsystem in the Linux kernel before 4.6.3 allow local users to gain privileges or cause a denial of service (memory corruption) by leveraging in-container root access to provide a crafted offset value that triggers an unintended decrement.
3.13.0-91.1383.16.0-76.98~14.04.13.19.0-64.72~14.04.14.2.0-41.48~14.04.14.4.0-28.47~14.04.14.4.0-28.474.4.0-1016.224.4.0-1019.22Exploitability
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