GLSA-201409-08 : libxml2: Denial of Service

Medium Nessus Plugin ID 77776


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


The remote host is affected by the vulnerability described in GLSA-201409-08 (libxml2: Denial of Service)

A vulnerability in the xmlParserHandlePEReference() function of parser.c, when expanding entity references, can be exploited to consume large amounts of memory and cause a crash or hang.
Impact :

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

There is no known workaround at this time.


All libxml2 users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=dev-libs/libxml2-2.9.1-r4'

See Also

Plugin Details

Severity: Medium

ID: 77776

File Name: gentoo_GLSA-201409-08.nasl

Version: $Revision: 1.6 $

Type: local

Published: 2014/09/22

Modified: 2015/04/13

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 4.3

Temporal Score: 3.7

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

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

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

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2014/09/19

Reference Information

CVE: CVE-2014-0191

BID: 67233

GLSA: 201409-08