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nessusThis script is Copyright (C) 2018-2021 and is owned by Tenable, Inc. or an Affiliate thereof.SUSE_SU-2018-1849-1.NASL
HistoryJul 02, 2018 - 12:00 a.m.

SUSE SLES11 Security Update : kernel (SUSE-SU-2018:1849-1)

2018-07-0200:00:00
This script is Copyright (C) 2018-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
24

The SUSE Linux Enterprise 11 SP3 LTSS kernel was updated to receive various security and bugfixes. The following security bug was fixed :

  • CVE-2018-3665: Prevent disclosure of FPU registers (including XMM and AVX registers) between processes.
    These registers might contain encryption keys when doing SSE accelerated AES enc/decryption (bsc#1087086)

The update package also includes non-security fixes. See advisory for details.

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.

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from SUSE update advisory SUSE-SU-2018:1849-1.
# The text itself is copyright (C) SUSE.
#

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

if (description)
{
  script_id(110836);
  script_version("1.7");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");

  script_cve_id("CVE-2018-3665");

  script_name(english:"SUSE SLES11 Security Update : kernel (SUSE-SU-2018:1849-1)");
  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:
"The SUSE Linux Enterprise 11 SP3 LTSS kernel was updated to receive
various security and bugfixes. The following security bug was fixed :

  - CVE-2018-3665: Prevent disclosure of FPU registers
    (including XMM and AVX registers) between processes.
    These registers might contain encryption keys when doing
    SSE accelerated AES enc/decryption (bsc#1087086)

The update package also includes non-security fixes. See advisory for
details.

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=1065600"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1068032"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1075091"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1075994"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1087086"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1087088"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1096140"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1096242"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1096281"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2018-3665/"
  );
  # https://www.suse.com/support/update/announcement/2018/suse-su-20181849-1/
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?6a4eb3d9"
  );
  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 11-SP3-LTSS:zypper in -t patch
slessp3-kernel-default-13684=1

SUSE Linux Enterprise Server 11-EXTRA:zypper in -t patch
slexsp3-kernel-default-13684=1

SUSE Linux Enterprise Point of Sale 11-SP3:zypper in -t patch
sleposp3-kernel-default-13684=1

SUSE Linux Enterprise Debuginfo 11-SP3:zypper in -t patch
dbgsp3-kernel-default-13684=1"
  );
  script_set_cvss_base_vector("CVSS2#AV:L/AC:M/Au:N/C:C/I:N/A:N");
  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_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-bigsmp");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-bigsmp-base");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-bigsmp-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-default");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-default-base");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-default-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-default-man");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-ec2");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-ec2-base");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-ec2-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-pae");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-pae-base");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-pae-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-source");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-syms");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-trace");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-trace-base");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-trace-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-xen");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-xen-base");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kernel-xen-devel");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:11");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/06/21");
  script_set_attribute(attribute:"patch_publication_date", value:"2018/06/29");
  script_set_attribute(attribute:"plugin_publication_date", value:"2018/07/02");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2018-2021 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);

sp = get_kb_item("Host/SuSE/patchlevel");
if (isnull(sp)) sp = "0";
if (os_ver == "SLES11" && (! preg(pattern:"^(3)$", string:sp))) audit(AUDIT_OS_NOT, "SLES11 SP3", os_ver + " SP" + sp);


flag = 0;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"kernel-ec2-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"kernel-ec2-base-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"kernel-ec2-devel-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"kernel-xen-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"kernel-xen-base-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"kernel-xen-devel-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"kernel-bigsmp-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"kernel-bigsmp-base-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"kernel-bigsmp-devel-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"kernel-pae-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"kernel-pae-base-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"kernel-pae-devel-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"s390x", reference:"kernel-default-man-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", reference:"kernel-default-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", reference:"kernel-default-base-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", reference:"kernel-default-devel-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", reference:"kernel-source-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", reference:"kernel-syms-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", reference:"kernel-trace-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", reference:"kernel-trace-base-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", reference:"kernel-trace-devel-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"i586", reference:"kernel-ec2-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"i586", reference:"kernel-ec2-base-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"i586", reference:"kernel-ec2-devel-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"i586", reference:"kernel-xen-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"i586", reference:"kernel-xen-base-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"i586", reference:"kernel-xen-devel-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"i586", reference:"kernel-pae-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"i586", reference:"kernel-pae-base-3.0.101-0.47.106.35.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"i586", reference:"kernel-pae-devel-3.0.101-0.47.106.35.1")) 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, "kernel");
}
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