SUSE SLES12 Security Update : libvirt (SUSE-SU-2019:1423-1) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

2019-06-07T00:00:00
ID SUSE_SU-2019-1423-1.NASL
Type nessus
Reporter This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.
Modified 2020-04-02T00:00:00

Description

This update for libvirt fixes the following issues :

Four new speculative execution information leak issues have been identified in Intel CPUs. (bsc#1111331)

CVE-2018-12126: Microarchitectural Store Buffer Data Sampling (MSBDS)

CVE-2018-12127: Microarchitectural Fill Buffer Data Sampling (MFBDS)

CVE-2018-12130: Microarchitectural Load Port Data Sampling (MLPDS)

CVE-2019-11091: Microarchitectural Data Sampling Uncacheable Memory (MDSUM)

These updates contain the libvirt adjustments, that pass through the new

                                        
                                            #
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from SUSE update advisory SUSE-SU-2019:1423-1.
# The text itself is copyright (C) SUSE.
#

include("compat.inc");

if (description)
{
  script_id(125761);
  script_version("1.3");
  script_cvs_date("Date: 2020/01/10");

  script_cve_id("CVE-2018-12126", "CVE-2018-12127", "CVE-2018-12130", "CVE-2019-11091");

  script_name(english:"SUSE SLES12 Security Update : libvirt (SUSE-SU-2019:1423-1) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)");
  script_summary(english:"Checks rpm output for the updated packages.");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote SUSE host is missing one or more security updates."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"This update for libvirt fixes the following issues :

Four new speculative execution information leak issues have been
identified in Intel CPUs. (bsc#1111331)

CVE-2018-12126: Microarchitectural Store Buffer Data Sampling (MSBDS)

CVE-2018-12127: Microarchitectural Fill Buffer Data Sampling (MFBDS)

CVE-2018-12130: Microarchitectural Load Port Data Sampling (MLPDS)

CVE-2019-11091: Microarchitectural Data Sampling Uncacheable Memory
(MDSUM)

These updates contain the libvirt adjustments, that pass through the
new 'md-clear' CPU flag (bsc#1135273).

For more information on this set of vulnerabilities, check out
https://www.suse.com/support/kb/doc/?id=7023736

Note that Tenable Network Security has extracted the preceding
description block directly from the SUSE security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1111331"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1135273"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2018-12126/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2018-12127/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2018-12130/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2019-11091/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/support/kb/doc/?id=7023736"
  );
  # https://www.suse.com/support/update/announcement/2019/suse-su-20191423-1/
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?409d61d2"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"To install this SUSE 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 :

SUSE Linux Enterprise Server 12-LTSS:zypper in -t patch
SUSE-SLE-SERVER-12-2019-1423=1"
  );
  script_set_cvss_base_vector("CVSS2#AV:L/AC:M/Au:N/C:C/I:N/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-11091");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-client");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-client-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-config-network");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-config-nwfilter");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-interface");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-interface-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-libxl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-libxl-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-lxc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-lxc-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-network");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-network-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-nodedev");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-nodedev-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-nwfilter");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-nwfilter-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-qemu");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-qemu-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-secret");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-secret-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-storage");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-storage-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-lxc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-qemu");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-daemon-xen");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-lock-sanlock");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libvirt-lock-sanlock-debuginfo");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:12");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/05/30");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/06/05");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/06/07");
  script_set_attribute(attribute:"in_the_news", value:"true");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"SuSE Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/SuSE/release", "Host/SuSE/rpm-list");

  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("rpm.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/SuSE/release");
if (isnull(release) || release !~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "SUSE");
os_ver = pregmatch(pattern: "^(SLE(S|D)\d+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "SUSE");
os_ver = os_ver[1];
if (! preg(pattern:"^(SLES12)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLES12", "SUSE " + os_ver);

if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^i[3-6]86$" && "x86_64" >!< cpu && "s390x" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "SUSE " + os_ver, cpu);

sp = get_kb_item("Host/SuSE/patchlevel");
if (isnull(sp)) sp = "0";
if (os_ver == "SLES12" && (! preg(pattern:"^(0)$", string:sp))) audit(AUDIT_OS_NOT, "SLES12 SP0", os_ver + " SP" + sp);


flag = 0;
if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"libvirt-daemon-driver-libxl-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"libvirt-daemon-driver-libxl-debuginfo-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"libvirt-daemon-xen-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-client-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-client-debuginfo-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-config-network-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-config-nwfilter-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-debuginfo-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-interface-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-interface-debuginfo-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-lxc-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-lxc-debuginfo-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-network-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-network-debuginfo-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-nodedev-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-nodedev-debuginfo-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-nwfilter-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-nwfilter-debuginfo-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-qemu-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-qemu-debuginfo-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-secret-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-secret-debuginfo-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-storage-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-driver-storage-debuginfo-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-lxc-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-daemon-qemu-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-debugsource-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-doc-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-lock-sanlock-1.2.5-27.16.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libvirt-lock-sanlock-debuginfo-1.2.5-27.16.1")) flag++;


if (flag)
{
  if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
  else security_warning(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "libvirt");
}