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nessusThis script is Copyright (C) 2015-2021 and is owned by Tenable, Inc. or an Affiliate thereof.SL_20150915_QEMU_KVM_ON_SL7_X.NASL
HistorySep 16, 2015 - 12:00 a.m.

Scientific Linux Security Update : qemu-kvm on SL7.x x86_64 (20150915)

2015-09-1600:00:00
This script is Copyright (C) 2015-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
11

An information leak flaw was found in the way QEMU’s RTL8139 emulation implementation processed network packets under RTL8139 controller’s C+ mode of operation. An unprivileged guest user could use this flaw to read up to 65 KB of uninitialized QEMU heap memory. (CVE-2015-5165)

After installing this update, shut down all running virtual machines.
Once all virtual machines have shut down, start them again for this update to take effect.

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text is (C) Scientific Linux.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(85961);
  script_version("2.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/14");

  script_cve_id("CVE-2015-5165");

  script_name(english:"Scientific Linux Security Update : qemu-kvm on SL7.x x86_64 (20150915)");
  script_summary(english:"Checks rpm output for the updated packages");

  script_set_attribute(
    attribute:"synopsis", 
    value:
"The remote Scientific Linux host is missing one or more security
updates."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"An information leak flaw was found in the way QEMU's RTL8139 emulation
implementation processed network packets under RTL8139 controller's C+
mode of operation. An unprivileged guest user could use this flaw to
read up to 65 KB of uninitialized QEMU heap memory. (CVE-2015-5165)

After installing this update, shut down all running virtual machines.
Once all virtual machines have shut down, start them again for this
update to take effect."
  );
  # https://listserv.fnal.gov/scripts/wa.exe?A2=ind1509&L=scientific-linux-errata&F=&S=&P=15659
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?d1779941"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libcacard");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libcacard-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libcacard-tools");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:qemu-img");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:qemu-kvm");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:qemu-kvm-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:qemu-kvm-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:qemu-kvm-tools");
  script_set_attribute(attribute:"cpe", value:"x-cpe:/o:fermilab:scientific_linux");

  script_set_attribute(attribute:"vuln_publication_date", value:"2015/08/12");
  script_set_attribute(attribute:"patch_publication_date", value:"2015/09/15");
  script_set_attribute(attribute:"plugin_publication_date", value:"2015/09/16");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2015-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Scientific Linux Local Security Checks");

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

  exit(0);
}


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

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/RedHat/release");
if (isnull(release) || "Scientific Linux " >!< release) audit(AUDIT_HOST_NOT, "running Scientific Linux");
os_ver = pregmatch(pattern: "Scientific Linux.*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Scientific Linux");
os_ver = os_ver[1];
if (! preg(pattern:"^7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Scientific Linux 7.x", "Scientific Linux " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

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


flag = 0;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libcacard-1.5.3-86.el7_1.6")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libcacard-devel-1.5.3-86.el7_1.6")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libcacard-tools-1.5.3-86.el7_1.6")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"qemu-img-1.5.3-86.el7_1.6")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"qemu-kvm-1.5.3-86.el7_1.6")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"qemu-kvm-common-1.5.3-86.el7_1.6")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"qemu-kvm-debuginfo-1.5.3-86.el7_1.6")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"qemu-kvm-tools-1.5.3-86.el7_1.6")) flag++;


if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_WARNING,
    extra      : rpm_report_get()
  );
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "libcacard / libcacard-devel / libcacard-tools / qemu-img / qemu-kvm / etc");
}
VendorProductVersionCPE
fermilabscientific_linuxlibcacardp-cpe:/a:fermilab:scientific_linux:libcacard
fermilabscientific_linuxlibcacard-develp-cpe:/a:fermilab:scientific_linux:libcacard-devel
fermilabscientific_linuxlibcacard-toolsp-cpe:/a:fermilab:scientific_linux:libcacard-tools
fermilabscientific_linuxqemu-imgp-cpe:/a:fermilab:scientific_linux:qemu-img
fermilabscientific_linuxqemu-kvmp-cpe:/a:fermilab:scientific_linux:qemu-kvm
fermilabscientific_linuxqemu-kvm-commonp-cpe:/a:fermilab:scientific_linux:qemu-kvm-common
fermilabscientific_linuxqemu-kvm-debuginfop-cpe:/a:fermilab:scientific_linux:qemu-kvm-debuginfo
fermilabscientific_linuxqemu-kvm-toolsp-cpe:/a:fermilab:scientific_linux:qemu-kvm-tools
fermilabscientific_linuxx-cpe:/o:fermilab:scientific_linux