Debian DSA-3789-1 : libevent - security update

critical Nessus Plugin ID 97196


The remote Debian host is missing a security-related update.


Several vulnerabilities were discovered in libevent, an asynchronous event notification library. They would lead to Denial Of Service via application crash, or remote code execution.


Upgrade the libevent packages.

For the stable distribution (jessie), these problems have been fixed in version 2.0.21-stable-2+deb8u1.

See Also

Plugin Details

Severity: Critical

ID: 97196

File Name: debian_DSA-3789.nasl

Version: 3.10

Type: local

Agent: unix

Published: 2/16/2017

Updated: 1/11/2021

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information


Risk Factor: Medium

Score: 6.7


Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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


Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libevent, cpe:/o:debian:debian_linux:8.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 2/15/2017

Reference Information

CVE: CVE-2016-10195, CVE-2016-10196, CVE-2016-10197

DSA: 3789