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openvasCopyright (C) 2020 Greenbone Networks GmbHOPENVAS:1361412562310852977
HistoryJan 14, 2020 - 12:00 a.m.

openSUSE: Security Advisory for xen (openSUSE-SU-2020:0011-1)

2020-01-1400:00:00
Copyright (C) 2020 Greenbone Networks GmbH
plugins.openvas.org
11

The remote host is missing an update for the

# Copyright (C) 2020 Greenbone Networks GmbH
# Text descriptions are largely excerpted from the referenced
# advisory, and are Copyright (C) the respective author(s)
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
# 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("1.3.6.1.4.1.25623.1.0.852977");
  script_version("2020-01-31T08:04:39+0000");
  script_cve_id("CVE-2019-19581", "CVE-2019-19582", "CVE-2019-19583", "CVE-2019-19578", "CVE-2019-19580", "CVE-2019-19577", "CVE-2019-19579");
  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:"last_modification", value:"2020-01-31 08:04:39 +0000 (Fri, 31 Jan 2020)");
  script_tag(name:"creation_date", value:"2020-01-14 04:01:05 +0000 (Tue, 14 Jan 2020)");
  script_name("openSUSE: Security Advisory for xen (openSUSE-SU-2020:0011-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2020 Greenbone Networks GmbH");
  script_family("SuSE Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/suse", "ssh/login/rpms", re:"ssh/login/release=openSUSELeap15\.1");

  script_xref(name:"openSUSE-SU", value:"2020:0011-1");
  script_xref(name:"URL", value:"https://lists.opensuse.org/opensuse-security-announce/2020-01/msg00011.html");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'xen'
  package(s) announced via the openSUSE-SU-2020:0011-1 advisory.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");

  script_tag(name:"insight", value:"This update for xen fixes the following issues:

  - CVE-2019-19581: Fixed a potential out of bounds on 32-bit Arm
  (bsc#1158003 XSA-307).

  - CVE-2019-19582: Fixed a potential infinite loop when x86 accesses to
  bitmaps with a compile time known size of 64 (bsc#1158003 XSA-307).

  - CVE-2019-19583: Fixed improper checks which could have allowed HVM/PVH
  guest userspace code to crash the guest, leading to a guest denial of
  service (bsc#1158004 XSA-308).

  - CVE-2019-19578: Fixed an issue where a malicious or buggy PV guest could
  have caused hypervisor crash resulting in denial of service affecting
  the entire host (bsc#1158005 XSA-309).

  - CVE-2019-19580: Fixed a privilege escalation where a malicious PV guest
  administrator could have been able to escalate their privilege to that
  of the host (bsc#1158006 XSA-310).

  - CVE-2019-19577: Fixed an issue where a malicious guest administrator
  could have caused Xen to access data structures while they are being
  modified leading to a crash (bsc#1158007 XSA-311).

  - CVE-2019-19579: Fixed a privilege escaltion where an untrusted domain
  with access to a physical device can DMA into host memory (bsc#1157888
  XSA-306).

  - Fixed an issue where PCI passthrough failed on AMD machine xen host
  (bsc#1157047).

  This update was imported from the SUSE:SLE-15-SP1:Update update project.

  Patch Instructions:

  To install this openSUSE Security Update use the SUSE recommended
  installation methods
  like YaST online_update or 'zypper patch'.

  Alternatively you can run the command listed for your product:

  - openSUSE Leap 15.1:

  zypper in -t patch openSUSE-2020-11=1");

  script_tag(name:"affected", value:"'xen' package(s) on openSUSE Leap 15.1.");

  script_tag(name:"solution", value:"Please install the updated package(s).");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"package");

  exit(0);
}

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

release = rpm_get_ssh_release();
if(!release)
  exit(0);

res = "";
report = "";

if(release == "openSUSELeap15.1") {

  if(!isnull(res = isrpmvuln(pkg:"xen-debugsource", rpm:"xen-debugsource~4.12.1_06~lp151.2.9.1", rls:"openSUSELeap15.1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xen-devel", rpm:"xen-devel~4.12.1_06~lp151.2.9.1", rls:"openSUSELeap15.1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xen-libs", rpm:"xen-libs~4.12.1_06~lp151.2.9.1", rls:"openSUSELeap15.1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xen-libs-debuginfo", rpm:"xen-libs-debuginfo~4.12.1_06~lp151.2.9.1", rls:"openSUSELeap15.1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xen-tools-domU", rpm:"xen-tools-domU~4.12.1_06~lp151.2.9.1", rls:"openSUSELeap15.1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xen-tools-domU-debuginfo", rpm:"xen-tools-domU-debuginfo~4.12.1_06~lp151.2.9.1", rls:"openSUSELeap15.1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xen", rpm:"xen~4.12.1_06~lp151.2.9.1", rls:"openSUSELeap15.1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xen-doc-html", rpm:"xen-doc-html~4.12.1_06~lp151.2.9.1", rls:"openSUSELeap15.1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xen-libs-32bit", rpm:"xen-libs-32bit~4.12.1_06~lp151.2.9.1", rls:"openSUSELeap15.1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xen-libs-32bit-debuginfo", rpm:"xen-libs-32bit-debuginfo~4.12.1_06~lp151.2.9.1", rls:"openSUSELeap15.1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xen-tools", rpm:"xen-tools~4.12.1_06~lp151.2.9.1", rls:"openSUSELeap15.1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xen-tools-debuginfo", rpm:"xen-tools-debuginfo~4.12.1_06~lp151.2.9.1", rls:"openSUSELeap15.1"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

exit(0);
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