GLSA-201507-08 : libxml2: Denial of Service

medium Nessus Plugin ID 84607

Synopsis

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

Description

The remote host is affected by the vulnerability described in GLSA-201507-08 (libxml2: Denial of Service)

libxml2 returns the empty string when the allocation limit is encountered while constructing the attribute value string.
Impact :

A remote attacker may be able to cause Denial of Service via a specially crafted XML file.
Workaround :

There is no known workaround at this time.

Solution

All libxml2 users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=dev-libs/libxml2-2.9.2-r1'

See Also

https://security.gentoo.org/glsa/201507-08

Plugin Details

Severity: Medium

ID: 84607

File Name: gentoo_GLSA-201507-08.nasl

Version: 2.3

Type: local

Published: 7/8/2015

Updated: 1/11/2021

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

CVSS v2

Risk Factor: Medium

Base Score: 5

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:libxml2, cpe:/o:gentoo:linux

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

Patch Publication Date: 7/7/2015

Reference Information

CVE: CVE-2015-1819

GLSA: 201507-08