SUSE SLES11 Security Update : Xen (SUSE-SU-2015:1157-1)

2015-06-30T00:00:00
ID SUSE_SU-2015-1157-1.NASL
Type nessus
Reporter This script is Copyright (C) 2015-2019 and is owned by Tenable, Inc. or an Affiliate thereof.
Modified 2020-05-02T00:00:00

Description

Xen was updated to fix six security issues :

CVE-2015-4103: Potential unintended writes to host MSI message data field via qemu. (XSA-128, bsc#931625)

CVE-2015-4104: PCI MSI mask bits inadvertently exposed to guests. (XSA-129, bsc#931626)

CVE-2015-4105: Guest triggerable qemu MSI-X pass-through error messages. (XSA-130, bsc#931627)

CVE-2015-4106: Unmediated PCI register access in qemu. (XSA-131, bsc#931628)

CVE-2015-3209: Heap overflow in qemu pcnet controller allowing guest to host escape. (XSA-135, bsc#932770)

CVE-2015-4164: DoS through iret hypercall handler. (XSA-136, bsc#932996)

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.

                                        
                                            #
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from SUSE update advisory SUSE-SU-2015:1157-1.
# The text itself is copyright (C) SUSE.
#

include("compat.inc");

if (description)
{
  script_id(84469);
  script_version("1.9");
  script_cvs_date("Date: 2019/09/11 11:22:12");

  script_cve_id("CVE-2015-3209", "CVE-2015-4103", "CVE-2015-4104", "CVE-2015-4105", "CVE-2015-4106", "CVE-2015-4163", "CVE-2015-4164");
  script_bugtraq_id(74947, 74948, 74949, 74950, 75123, 75141, 75149);

  script_name(english:"SUSE SLES11 Security Update : Xen (SUSE-SU-2015:1157-1)");
  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:
"Xen was updated to fix six security issues :

CVE-2015-4103: Potential unintended writes to host MSI message data
field via qemu. (XSA-128, bsc#931625)

CVE-2015-4104: PCI MSI mask bits inadvertently exposed to guests.
(XSA-129, bsc#931626)

CVE-2015-4105: Guest triggerable qemu MSI-X pass-through error
messages. (XSA-130, bsc#931627)

CVE-2015-4106: Unmediated PCI register access in qemu. (XSA-131,
bsc#931628)

CVE-2015-3209: Heap overflow in qemu pcnet controller allowing guest
to host escape. (XSA-135, bsc#932770)

CVE-2015-4164: DoS through iret hypercall handler. (XSA-136,
bsc#932996)

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=931625"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=931626"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=931627"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=931628"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=932770"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=932996"
  );
  # https://download.suse.com/patch/finder/?keywords=664b696391d543da0f24d6d0b039a056
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?ae01d921"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2015-3209/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2015-4103/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2015-4104/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2015-4105/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2015-4106/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2015-4163/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2015-4164/"
  );
  # https://www.suse.com/support/update/announcement/2015/suse-su-20151157-1.html
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?af76b452"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server 11 SP2 LTSS :

zypper in -t patch slessp2-xen-201506=10729

To bring your system up-to-date, use 'zypper patch'."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:xen");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:xen-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:xen-doc-html");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:xen-doc-pdf");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:xen-kmp-default");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:xen-kmp-pae");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:xen-kmp-trace");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:xen-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:xen-tools");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:xen-tools-domU");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:11");

  script_set_attribute(attribute:"vuln_publication_date", value:"2015/06/03");
  script_set_attribute(attribute:"patch_publication_date", value:"2015/06/29");
  script_set_attribute(attribute:"plugin_publication_date", value:"2015/06/30");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2015-2019 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:"^(SLES11)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLES11", "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);
if (cpu >!< "i386|i486|i586|i686|x86_64") audit(AUDIT_ARCH_NOT, "i386 / i486 / i586 / i686 / x86_64", cpu);


sp = get_kb_item("Host/SuSE/patchlevel");
if (isnull(sp)) sp = "0";
if (os_ver == "SLES11" && (! preg(pattern:"^(2)$", string:sp))) audit(AUDIT_OS_NOT, "SLES11 SP2", os_ver + " SP" + sp);


flag = 0;
if (rpm_check(release:"SLES11", sp:"2", cpu:"x86_64", reference:"xen-devel-4.1.6_08-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"x86_64", reference:"xen-kmp-default-4.1.6_08_3.0.101_0.7.29-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"x86_64", reference:"xen-kmp-trace-4.1.6_08_3.0.101_0.7.29-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"x86_64", reference:"xen-libs-4.1.6_08-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"x86_64", reference:"xen-tools-domU-4.1.6_08-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"x86_64", reference:"xen-4.1.6_08-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"x86_64", reference:"xen-doc-html-4.1.6_08-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"x86_64", reference:"xen-doc-pdf-4.1.6_08-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"x86_64", reference:"xen-libs-32bit-4.1.6_08-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"x86_64", reference:"xen-tools-4.1.6_08-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"x86_64", reference:"xen-kmp-pae-4.1.6_08_3.0.101_0.7.29-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"i586", reference:"xen-devel-4.1.6_08-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"i586", reference:"xen-kmp-default-4.1.6_08_3.0.101_0.7.29-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"i586", reference:"xen-kmp-trace-4.1.6_08_3.0.101_0.7.29-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"i586", reference:"xen-libs-4.1.6_08-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"i586", reference:"xen-tools-domU-4.1.6_08-0.13.1")) flag++;
if (rpm_check(release:"SLES11", sp:"2", cpu:"i586", reference:"xen-kmp-pae-4.1.6_08_3.0.101_0.7.29-0.13.1")) flag++;


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