FreeBSD : FreeBSD -- Linux compatibility layer setgroups(2) system call (798f63e0-600a-11e6-a6c3-14dae9d210b8)

High Nessus Plugin ID 92917


The remote FreeBSD host is missing one or more security-related updates.


A programming error in the Linux compatibility layer setgroups(2) system call can lead to an unexpected results, such as overwriting random kernel memory contents. Impact : It is possible for a local attacker to overwrite portions of kernel memory, which may result in a privilege escalation or cause a system panic.


Update the affected packages.

See Also

Plugin Details

Severity: High

ID: 92917

File Name: freebsd_pkg_798f63e0600a11e6a6c314dae9d210b8.nasl

Version: $Revision: 2.2 $

Type: local

Published: 2016/08/12

Modified: 2017/02/21

Dependencies: 12634

Risk Information

Risk Factor: High


Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C


Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:FreeBSD-kernel, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info, Settings/ParanoidReport

Patch Publication Date: 2016/08/11

Vulnerability Publication Date: 2016/01/14

Reference Information

CVE: CVE-2016-1881

FreeBSD: SA-16:04.linux