Debian Security Advisory DSA 3181-1 (xen - security update)

2015-03-10T00:00:00
ID OPENVAS:1361412562310703181
Type openvas
Reporter Copyright (c) 2015 Greenbone Networks GmbH http://greenbone.net
Modified 2019-03-18T00:00:00

Description

Multiple security issues have been found in the Xen virtualisation solution:

CVE-2015-2044 Information leak via x86 system device emulation.

CVE-2015-2045 Information leak in the HYPERVISOR_xen_version() hypercall.

CVE-2015-2151 Missing input sanitising in the x86 emulator could result in information disclosure, denial of service or potentially privilege escalation.

In addition the Xen developers reported an unfixable limitation in the handling of non-standard PCI devices. Please for further information.

                                        
                                            # OpenVAS Vulnerability Test
# $Id: deb_3181.nasl 14278 2019-03-18 14:47:26Z cfischer $
# Auto-generated from advisory DSA 3181-1 using nvtgen 1.0
# Script version: 1.0
#
# Author:
# Greenbone Networks
#
# Copyright:
# Copyright (c) 2015 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("1.3.6.1.4.1.25623.1.0.703181");
  script_version("$Revision: 14278 $");
  script_cve_id("CVE-2015-2044", "CVE-2015-2045", "CVE-2015-2151");
  script_name("Debian Security Advisory DSA 3181-1 (xen - security update)");
  script_tag(name:"last_modification", value:"$Date: 2019-03-18 15:47:26 +0100 (Mon, 18 Mar 2019) $");
  script_tag(name:"creation_date", value:"2015-03-10 00:00:00 +0100 (Tue, 10 Mar 2015)");
  script_tag(name:"cvss_base", value:"7.2");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:C/I:C/A:C");
  script_tag(name:"solution_type", value:"VendorFix");

  script_xref(name:"URL", value:"http://www.debian.org/security/2015/dsa-3181.html");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (c) 2015 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:"xen on Debian Linux");
  script_tag(name:"solution", value:"For the stable distribution (wheezy),
these problems have been fixed in version 4.1.4-3+deb7u5.

For the unstable distribution (sid), these problems will be fixed soon.

We recommend that you upgrade your xen packages.");
  script_tag(name:"summary", value:"Multiple security issues have been
found in the Xen virtualisation solution:

CVE-2015-2044
Information leak via x86 system device emulation.

CVE-2015-2045
Information leak in the HYPERVISOR_xen_version() hypercall.

CVE-2015-2151
Missing input sanitising in the x86 emulator could result in
information disclosure, denial of service or potentially
privilege escalation.

In addition the Xen developers reported an unfixable limitation in the
handling of non-standard PCI devices. Please
for further
information.");
  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_xref(name:"URL", value:"http://xenbits.xen.org/xsa/advisory-124.html");

  exit(0);
}

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

res = "";
report = "";
if((res = isdpkgvuln(pkg:"libxen-4.1", ver:"4.1.4-3+deb7u5", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"libxen-dev", ver:"4.1.4-3+deb7u5", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"libxen-ocaml", ver:"4.1.4-3+deb7u5", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"libxen-ocaml-dev", ver:"4.1.4-3+deb7u5", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"libxenstore3.0", ver:"4.1.4-3+deb7u5", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"xen-docs-4.1", ver:"4.1.4-3+deb7u5", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"xen-hypervisor-4.1-amd64", ver:"4.1.4-3+deb7u5", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"xen-hypervisor-4.1-i386", ver:"4.1.4-3+deb7u5", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"xen-system-amd64", ver:"4.1.4-3+deb7u5", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"xen-system-i386", ver:"4.1.4-3+deb7u5", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"xen-utils-4.1", ver:"4.1.4-3+deb7u5", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"xen-utils-common", ver:"4.1.4-3+deb7u5", rls:"DEB7")) != NULL) {
  report += res;
}
if((res = isdpkgvuln(pkg:"xenstore-utils", ver:"4.1.4-3+deb7u5", rls:"DEB7")) != NULL) {
  report += res;
}

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