Debian DLA-2395-1 : libvirt security update

medium Nessus Plugin ID 141137

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Synopsis

The remote Debian host is missing a security update.

Description

A double free vulnerability was discovered in libvirt, a toolkit to interact with the virtualization capabilities of recent versions of Linux (and other OSes).

For Debian 9 stretch, this problem has been fixed in version 3.0.0-4+deb9u5.

We recommend that you upgrade your libvirt packages.

For the detailed security status of libvirt please refer to its security tracker page at:
https://security-tracker.debian.org/tracker/libvirt

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Upgrade the affected packages.

Plugin Details

Severity: Medium

ID: 141137

File Name: debian_DLA-2395.nasl

Version: 1.4

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 10/5/2020

Updated: 2/16/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2020-25637

CVSS v3

Risk Factor: Medium

Base Score: 6.7

Temporal Score: 5.8

Vector: CVSS:3.0/AV:L/AC:L/PR:H/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:libvirt-daemon-system, p-cpe:/a:debian:debian_linux:libvirt-clients, p-cpe:/a:debian:debian_linux:libvirt-daemon, p-cpe:/a:debian:debian_linux:libvirt-dev, p-cpe:/a:debian:debian_linux:libvirt-sanlock, p-cpe:/a:debian:debian_linux:libnss-libvirt, cpe:/o:debian:debian_linux:9.0, p-cpe:/a:debian:debian_linux:libvirt-doc, p-cpe:/a:debian:debian_linux:libvirt0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/2/2020

Vulnerability Publication Date: 10/6/2020

Reference Information

CVE: CVE-2020-25637

Detections

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