Debian Security Advisory DSA 3103-1 (libyaml-libyaml-perl - security update)

# OpenVAS Vulnerability Test
# $Id: deb_3103.nasl 6692 2017-07-12 09:57:43Z teissa $
# Auto-generated from advisory DSA 3103-1 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_id(703103);
    script_version("$Revision: 6692 $");
    script_cve_id("CVE-2014-9130");
    script_name("Debian Security Advisory DSA 3103-1 (libyaml-libyaml-perl - security update)");
    script_tag(name: "last_modification", value: "$Date: 2017-07-12 11:57:43 +0200 (Wed, 12 Jul 2017) $");
    script_tag(name: "creation_date", value: "2014-12-13 00:00:00 +0100 (Sat, 13 Dec 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_tag(name: "solution_type", value: "VendorFix");

    script_xref(name: "URL", value: "http://www.debian.org/security/2014/dsa-3103.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");
    script_tag(name: "affected",  value: "libyaml-libyaml-perl on Debian Linux");
    script_tag(name: "insight",   value: "YAML::LibYAML (or YAML::XS) is a Perl
interface to Kirill Siminov's libyaml library, a YAML Ain't Markup Language (YAML)
implementation written in C to support the YAML 1.1 specification. The provided
Dump and Load routines are compatible with the Perl YAML module
(see libyaml-perl).");
    script_tag(name: "solution",  value: "For the stable distribution (wheezy),
this problem has been fixed in version 0.38-3+deb7u3.

For the upcoming stable distribution (jessie), this problem has been
fixed in version 0.41-6.

For the unstable distribution (sid), this problem has been fixed in
version 0.41-6.

We recommend that you upgrade your libyaml-libyaml-perl packages.");
    script_tag(name: "summary",   value: "Jonathan Gray and Stanislaw Pitucha
found an assertion failure in the way wrapped strings are parsed in LibYAML,
a fast YAML 1.1 parser and emitter library. An attacker able to load specially
crafted YAML input into an application using libyaml could cause the application
to crash.

This update corrects this flaw in the copy that is embedded in the
libyaml-libyaml-perl package.");
    script_tag(name: "vuldetect", value: "This check tests the installed software
version using the apt package manager.");
    script_tag(name:"qod_type", value:"package");
    exit(0);
}

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

res = "";
report = "";
if ((res = isdpkgvuln(pkg:"libyaml-libyaml-perl", ver:"0.38-3+deb7u3", rls_regex:"DEB7.[0-9]")) != NULL) {
    report += res;
}

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