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Ubuntu Update for intel-microcode USN-3977-3

2019-06-21T00:00:00
ID OPENVAS:1361412562310844061
Type openvas
Reporter Copyright (C) 2019 Greenbone Networks GmbH
Modified 2019-06-27T00:00:00

Description

The remote host is missing an update for the 

                                        
                                            # Copyright (C) 2019 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("1.3.6.1.4.1.25623.1.0.844061");
  script_version("2019-06-27T06:30:18+0000");
  script_cve_id("CVE-2018-12130", "CVE-2018-12127", "CVE-2018-12126", "CVE-2019-11091");
  script_tag(name:"cvss_base", value:"4.7");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:M/Au:N/C:C/I:N/A:N");
  script_tag(name:"last_modification", value:"2019-06-27 06:30:18 +0000 (Thu, 27 Jun 2019)");
  script_tag(name:"creation_date", value:"2019-06-21 02:00:50 +0000 (Fri, 21 Jun 2019)");
  script_name("Ubuntu Update for intel-microcode USN-3977-3");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2019 Greenbone Networks GmbH");
  script_family("Ubuntu Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/ubuntu_linux", "ssh/login/packages", re:"ssh/login/release=(UBUNTU18\.10|UBUNTU19\.04|UBUNTU18\.04 LTS|UBUNTU16\.04 LTS)");

  script_xref(name:"USN", value:"3977-3");
  script_xref(name:"URL", value:"http://www.ubuntu.com/usn/usn-3977-3/");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'intel-microcode'
  package(s) announced via the USN-3977-3 advisory.");

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

  script_tag(name:"insight", value:"USN-3977-1 and USN-3977-2 provided mitigations for Microarchitectural
Data Sampling (MDS) vulnerabilities in Intel Microcode for a
large number of Intel processor families. This update provides the
corresponding updated microcode mitigations for the Intel Sandy Bridge
processor family

Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi Maisuradze, Dan
Horea Lutas, Andrei Lutas, Volodymyr Pikhur, Stephan van Schaik, Alyssa
Milburn, Sebastian sterlund, Pietro Frigo, Kaveh Razavi, Herbert Bos,
Cristiano Giuffrida, Moritz Lipp, Michael Schwarz, and Daniel Gruss
discovered that memory previously stored in microarchitectural fill buffers
of an Intel CPU core may be exposed to a malicious process that is
executing on the same CPU core. A local attacker could use this to expose
sensitive information. (CVE-2018-12130)

Brandon Falk, Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Stephan
van Schaik, Alyssa Milburn, Sebastian sterlund, Pietro Frigo, Kaveh
Razavi, Herbert Bos, and Cristiano Giuffrida discovered that memory
previously stored in microarchitectural load ports of an Intel CPU core may
be exposed to a malicious process that is executing on the same CPU core. A
local attacker could use this to expose sensitive information.
(CVE-2018-12127)

Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Marina Minkin, Daniel
Moghimi, Moritz Lipp, Michael Schwarz, Jo Van Bulck, Daniel Genkin, Daniel
Gruss, Berk Sunar, Frank Piessens, and Yuval Yarom discovered that memory
previously stored in microarchitectural store buffers of an Intel CPU core
may be exposed to a malicious process that is executing on the same CPU
core. A local attacker could use this to expose sensitive information.
(CVE-2018-12126)

Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Volodrmyr Pikhur,
Moritz Lipp, Michael Schwarz, Daniel Gruss, Stephan van Schaik, Alyssa
Milburn, Sebastian sterlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, and
Cristiano Giuffrida discovered that uncacheable memory previously stored in
microarchitectural buffers of an Intel CPU core may be exposed to a
malicious process that is executing on the same CPU core. A local attacker
could use this to expose sensitive information. (CVE-2019-11091)");

  script_tag(name:"affected", value:"'intel-microcode' package(s) on Ubuntu 19.04, Ubuntu 18.10, Ubuntu 18.04 LTS, Ubuntu 16.04 LTS.");

  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-deb.inc");

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

res = "";
report = "";

if(release == "UBUNTU18.10") {

  if(!isnull(res = isdpkgvuln(pkg:"intel-microcode", ver:"3.20190618.0ubuntu0.18.10.1", rls:"UBUNTU18.10"))) {
    report += res;
  }

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

if(release == "UBUNTU19.04") {

  if(!isnull(res = isdpkgvuln(pkg:"intel-microcode", ver:"3.20190618.0ubuntu0.19.04.1", rls:"UBUNTU19.04"))) {
    report += res;
  }

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

if(release == "UBUNTU18.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"intel-microcode", ver:"3.20190618.0ubuntu0.18.04.1", rls:"UBUNTU18.04 LTS"))) {
    report += res;
  }

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

if(release == "UBUNTU16.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"intel-microcode", ver:"3.20190618.0ubuntu0.16.04.1", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

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

exit(0);
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