GLSA-201203-04 : libxml2: Denial of Service

Medium Nessus Plugin ID 58214


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


The remote host is affected by the vulnerability described in GLSA-201203-04 (libxml2: Denial of Service)

libxml2 does not properly randomize hash functions to protect against hash collision attacks.
Impact :

A remote attacker could entice a user or automated system to open a specially crafted XML document with an application using libxml2 resulting in a Denial of Service condition.
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/libxml2-2.7.8-r5'

See Also

Plugin Details

Severity: Medium

ID: 58214

File Name: gentoo_GLSA-201203-04.nasl

Version: $Revision: 1.15 $

Type: local

Published: 2012/03/06

Modified: 2015/04/13

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 5

Temporal Score: 4.3

Vector: CVSS2#AV:N/AC:L/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: true

Exploit Ease: Exploits are available

Patch Publication Date: 2012/03/06

Reference Information

CVE: CVE-2012-0841

BID: 52107

OSVDB: 79437

GLSA: 201203-04