Debian DSA-4557-1 : libarchive - security update

high Nessus Plugin ID 130438


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


A use-after-free was found in libarchive, a multi-format archive and compression library, which could result in denial of service and potentially the execution of arbitrary code is a malformed archive is processed.


Upgrade the libarchive packages.

For the oldstable distribution (stretch), this problem has been fixed in version 3.2.2-2+deb9u2.

For the stable distribution (buster), this problem has been fixed in version 3.3.3-4+deb10u1.

See Also

Plugin Details

Severity: High

ID: 130438

File Name: debian_DSA-4557.nasl

Version: 1.3

Type: local

Agent: unix

Published: 11/1/2019

Updated: 12/17/2019

Supported Sensors: Frictionless Assessment Agent, Nessus Agent

Risk Information


Risk Factor: Low

Score: 3.6


Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

Temporal Vector: E:U/RL:OF/RC:C


Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libarchive, cpe:/o:debian:debian_linux:10.0, cpe:/o:debian:debian_linux:9.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/31/2019

Vulnerability Publication Date: 10/24/2019

Reference Information

CVE: CVE-2019-18408

DSA: 4557