Debian Security Advisory DSA 2394-1 (libxml2)

# OpenVAS Vulnerability Test
# $Id: deb_2394_1.nasl 6612 2017-07-07 12:08:03Z cfischer $
# Description: Auto-generated from advisory DSA 2394-1 (libxml2)
#
# Authors:
# Thomas Reinke <[email protected]>
#
# Copyright:
# Copyright (c) 2012 E-Soft Inc. http://www.securityspace.com
# 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 version 2,
# or at your option, GNU General Public License version 3,
# as published by the Free Software Foundation
#
# 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.
#

include("revisions-lib.inc");
tag_insight = "Many security problems had been fixed in libxml2, a popular library to handle
XML data files.

CVE-2011-3919:
Jüri Aedla discovered a heap-based buffer overflow that allows remote attackers
to cause a denial of service or possibly have unspecified other impact via
unknown vectors.

CVE-2011-0216:
An Off-by-one error have been discoveried that allows remote attackers to
execute arbitrary code or cause a denial of service.

CVE-2011-2821:
A memory corruption (double free) bug has been identified in libxml2's XPath
engine. Through it, it is possible to an attacker allows cause a denial of
service or possibly have unspecified other impact. This vulnerability does not
affect the oldstable distribution (lenny).

CVE-2011-2834:
Yang Dingning discovered a double free vulnerability related to XPath handling.

CVE-2011-3905:
An out-of-bounds read vulnerability had been discovered, which allows remote
attackers to cause a denial of service.

For the oldstable distribution (lenny), this problem has been fixed in
version 2.6.32.dfsg-5+lenny5.

For the stable distribution (squeeze), this problem has been fixed in
version 2.7.8.dfsg-2+squeeze2.

For the testing distribution (wheezy), this problem has been fixed in
version 2.7.8.dfsg-7.

For the unstable distribution (sid), this problem has been fixed in
version 2.7.8.dfsg-7.

We recommend that you upgrade your libxml2 packages.";
tag_summary = "The remote host is missing an update to libxml2
announced via advisory DSA 2394-1.";

tag_solution = "https://secure1.securityspace.com/smysecure/catid.html?in=DSA%202394-1";

if(description)
{
 script_id(70712);
 script_tag(name:"cvss_base", value:"9.3");
 script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
 script_cve_id("CVE-2011-0216", "CVE-2011-2821", "CVE-2011-2834", "CVE-2011-3905", "CVE-2011-3919");
 script_version("$Revision: 6612 $");
 script_tag(name:"last_modification", value:"$Date: 2017-07-07 14:08:03 +0200 (Fri, 07 Jul 2017) $");
 script_tag(name:"creation_date", value:"2012-02-11 03:29:27 -0500 (Sat, 11 Feb 2012)");
 script_name("Debian Security Advisory DSA 2394-1 (libxml2)");


 script_category(ACT_GATHER_INFO);

 script_copyright("Copyright (c) 2012 E-Soft Inc. http://www.securityspace.com");
 script_family("Debian Local Security Checks");
 script_dependencies("gather-package-list.nasl");
 script_mandatory_keys("ssh/login/debian_linux", "ssh/login/packages");
 script_tag(name : "solution" , value : tag_solution);
 script_tag(name : "insight" , value : tag_insight);
 script_tag(name : "summary" , value : tag_summary);
 script_tag(name:"qod_type", value:"package");
 script_tag(name:"solution_type", value:"VendorFix");
 exit(0);
}

#
# The script code starts here
#

include("pkg-lib-deb.inc");
res = "";
report = "";
if((res = isdpkgvuln(pkg:"libxml2", ver:"2.6.32.dfsg-5+lenny5", rls:"DEB5.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-dbg", ver:"2.6.32.dfsg-5+lenny5", rls:"DEB5.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-dev", ver:"2.6.32.dfsg-5+lenny5", rls:"DEB5.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-doc", ver:"2.6.32.dfsg-5+lenny5", rls:"DEB5.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-utils", ver:"2.6.32.dfsg-5+lenny5", rls:"DEB5.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"python-libxml2", ver:"2.6.32.dfsg-5+lenny5", rls:"DEB5.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2", ver:"2.7.8.dfsg-2+squeeze2", rls:"DEB6.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-dbg", ver:"2.7.8.dfsg-2+squeeze2", rls:"DEB6.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-dev", ver:"2.7.8.dfsg-2+squeeze2", rls:"DEB6.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-doc", ver:"2.7.8.dfsg-2+squeeze2", rls:"DEB6.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-utils", ver:"2.7.8.dfsg-2+squeeze2", rls:"DEB6.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"python-libxml2", ver:"2.7.8.dfsg-2+squeeze2", rls:"DEB6.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"python-libxml2-dbg", ver:"2.7.8.dfsg-2+squeeze2", rls:"DEB6.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2", ver:"2.7.8.dfsg-7", rls:"DEB7.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-dbg", ver:"2.7.8.dfsg-7", rls:"DEB7.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-dev", ver:"2.7.8.dfsg-7", rls:"DEB7.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-doc", ver:"2.7.8.dfsg-7", rls:"DEB7.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"libxml2-utils", ver:"2.7.8.dfsg-7", rls:"DEB7.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"python-libxml2", ver:"2.7.8.dfsg-7", rls:"DEB7.0")) != NULL) {
    report += res;
}
if((res = isdpkgvuln(pkg:"python-libxml2-dbg", ver:"2.7.8.dfsg-7", rls:"DEB7.0")) != NULL) {
    report += res;
}

if(report != "") {
    security_message(data:report);
} else if (__pkg_match) {
    exit(99); # Not vulnerable.
}