Vulnerability: Privilege Escalation and Denial of Service in Linux Kernel's netfilter Subsystem

Vulnerability: Privilege Escalation and Denial of Service in Linux Kernel's netfilter Subsystem

CVE-2016-4997 · HIGH Severity

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

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.

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