GLSA-202008-06 : iproute2: Denial of service

Low Nessus Plugin ID 139441

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VPR Score: 3.6


The remote Gentoo host is missing one or more security-related patches.


The remote host is affected by the vulnerability described in GLSA-202008-06 (iproute2: Denial of service)

iproute2 was found to contain a use-after-free in get_netnsid_from_name in ip/ipnetns.c.
Impact :

A remote attacker, able to feed iproute2 crafted data, may be able to cause a Denial of Service condition.
Workaround :

There is no known workaround at this time.


All iproute2 users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=sys-apps/iproute2-5.1.0'

See Also

Plugin Details

Severity: Low

ID: 139441

File Name: gentoo_GLSA-202008-06.nasl

Version: 1.3

Type: local

Published: 2020/08/10

Updated: 2020/09/24

Dependencies: 12634

Risk Information

Risk Factor: Low

VPR Score: 3.6

CVSS Score Source: CVE-2019-20795

CVSS v2.0

Base Score: 2.1

Temporal Score: 1.6

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 4.4

Temporal Score: 3.9

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

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:iproute2, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 2020/08/08

Vulnerability Publication Date: 2020/05/09

Reference Information

CVE: CVE-2019-20795

GLSA: 202008-06