Debian Security Advisory DSA 3057-1 (libxml2 - security update)

# OpenVAS Vulnerability Test
# $Id: deb_3057.nasl 14302 2019-03-19 08:28:48Z cfischer $
# Auto-generated from advisory DSA 3057-1 using nvtgen 1.0
# Script version: 1.0
#
# Author:
# Greenbone Networks
#
# Copyright:
# Copyright (c) 2014 Greenbone Networks GmbH http://greenbone.net
# Text descriptions are largely excerpted from the referenced
# advisory, and are Copyright (c) the respective author(s)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
#

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.703057");
  script_version("$Revision: 14302 $");
  script_cve_id("CVE-2014-3660");
  script_name("Debian Security Advisory DSA 3057-1 (libxml2 - security update)");
  script_tag(name:"last_modification", value:"$Date: 2019-03-19 09:28:48 +0100 (Tue, 19 Mar 2019) $");
  script_tag(name:"creation_date", value:"2014-10-26 00:00:00 +0200 (Sun, 26 Oct 2014)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");

  script_xref(name:"URL", value:"http://www.debian.org/security/2014/dsa-3057.html");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (c) 2014 Greenbone Networks GmbH http://greenbone.net");
  script_family("Debian Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/debian_linux", "ssh/login/packages", re:"ssh/login/release=DEB7");
  script_tag(name:"affected", value:"libxml2 on Debian Linux");
  script_tag(name:"solution", value:"For the stable distribution (wheezy), this problem has been fixed in
version 2.8.0+dfsg1-7+wheezy2.

For the unstable distribution (sid), this problem has been fixed in
version 2.9.2+dfsg1-1.

We recommend that you upgrade your libxml2 packages.");
  script_tag(name:"summary", value:"Sogeti found a denial of service flaw in libxml2, a library providing
support to read, modify and write XML and HTML files. A remote attacker
could provide a specially crafted XML file that, when processed by an
application using libxml2, would lead to excessive CPU consumption
(denial of service) based on excessive entity substitutions, even if
entity substitution was disabled, which is the parser default behavior.
(CVE-2014-3660
)

In addition, this update addresses a misapplied chunk for a patch
released in version 2.8.0+dfsg1-7+wheezy1 (#762864), and a memory leak
regression (#765770) introduced in version 2.8.0+dfsg1-7+nmu3.");
  script_tag(name:"vuldetect", value:"This check tests the installed software version using the apt package manager.");
  script_tag(name:"qod_type", value:"package");
  script_tag(name:"solution_type", value:"VendorFix");
  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-deb.inc");

res = "";
report = "";
if((res = isdpkgvuln(pkg:"libxml2", ver:"2.8.0+dfsg1-7+wheezy2", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-dbg", ver:"2.8.0+dfsg1-7+wheezy2", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-dev", ver:"2.8.0+dfsg1-7+wheezy2", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-doc", ver:"2.8.0+dfsg1-7+wheezy2", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-utils", ver:"2.8.0+dfsg1-7+wheezy2", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-utils-dbg", ver:"2.8.0+dfsg1-7+wheezy2", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"python-libxml2", ver:"2.8.0+dfsg1-7+wheezy2", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"python-libxml2-dbg", ver:"2.8.0+dfsg1-7+wheezy2", rls:"DEB7")) != NULL) {
  report += res;
}

if(report != "") {
  security_message(data:report);
} else if(__pkg_match) {
  exit(99);
}