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

high Nessus Plugin ID 92917

Synopsis

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

Description

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.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?933862b2

Plugin Details

Severity: High

ID: 92917

File Name: freebsd_pkg_798f63e0600a11e6a6c314dae9d210b8.nasl

Version: 2.5

Type: local

Published: 8/12/2016

Updated: 1/4/2021

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.2

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

CVSS v3

Risk Factor: High

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, cpe:/o:freebsd:freebsd

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

Patch Publication Date: 8/11/2016

Vulnerability Publication Date: 1/14/2016

Reference Information

CVE: CVE-2016-1881

FreeBSD: SA-16:04.linux