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nessusThis script is Copyright (C) 2019-2021 and is owned by Tenable, Inc. or an Affiliate thereof.SUSE_SU-2019-2954-1.NASL
HistoryNov 13, 2019 - 12:00 a.m.

SUSE SLED15 / SLES15 Security Update : qemu (SUSE-SU-2019:2954-1)

2019-11-1300:00:00
This script is Copyright (C) 2019-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
29
suse
sled15
sles15
security update
qemu
use-after-free
potential dos
cpu vulnerabilities

CVSS2

4.9

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:N/I:N/A:C

CVSS3

6.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

EPSS

0.001

Percentile

40.6%

This update for qemu fixes the following issues :

Patch queue updated from https://gitlab.suse.de/virtualization/qemu.git SLE15

Fix use-after-free in slirp (CVE-2018-20126 bsc#1119991)

Fix potential DOS in lsi scsi controller emulation (CVE-2019-12068 bsc#1146873)

Expose taa-no ‘feature’, indicating CPU does not have the TSX Async Abort vulnerability. (CVE-2019-11135 bsc#1152506)

Expose pschange-mc-no ‘feature’, indicating CPU does not have the page size change machine check vulnerability (CVE-2018-12207 bsc#1155812)

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-2019:2954-1.
# The text itself is copyright (C) SUSE.
#

include("compat.inc");

if (description)
{
  script_id(130952);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/13");

  script_cve_id("CVE-2018-12207", "CVE-2018-20126", "CVE-2019-11135", "CVE-2019-12068");

  script_name(english:"SUSE SLED15 / SLES15 Security Update : qemu (SUSE-SU-2019:2954-1)");
  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:
"This update for qemu fixes the following issues :

Patch queue updated from
https://gitlab.suse.de/virtualization/qemu.git SLE15

Fix use-after-free in slirp (CVE-2018-20126 bsc#1119991)

Fix potential DOS in lsi scsi controller emulation (CVE-2019-12068
bsc#1146873)

Expose taa-no 'feature', indicating CPU does not have the TSX Async
Abort vulnerability. (CVE-2019-11135 bsc#1152506)

Expose pschange-mc-no 'feature', indicating CPU does not have the page
size change machine check vulnerability (CVE-2018-12207 bsc#1155812)

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=1119991"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1146873"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1152506"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1155812"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://gitlab.suse.de/virtualization/qemu.git"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2018-12207/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2018-20126/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2019-11135/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2019-12068/"
  );
  # https://www.suse.com/support/update/announcement/2019/suse-su-20192954-1/
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?fb12ce52"
  );
  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 Module for Server Applications 15:zypper in -t
patch SUSE-SLE-Module-Server-Applications-15-2019-2954=1

SUSE Linux Enterprise Module for Open Buildservice Development Tools
15:zypper in -t patch
SUSE-SLE-Module-Development-Tools-OBS-15-2019-2954=1

SUSE Linux Enterprise Module for Basesystem 15:zypper in -t patch
SUSE-SLE-Module-Basesystem-15-2019-2954=1"
  );
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:P/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:L/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-2019-11135");
  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:qemu");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-block-curl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-block-curl-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-block-dmg");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-block-dmg-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-block-iscsi");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-block-iscsi-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-block-rbd");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-block-rbd-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-block-ssh");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-block-ssh-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-extra");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-extra-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-guest-agent");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-guest-agent-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-kvm");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-lang");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-linux-user");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-linux-user-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-linux-user-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-s390");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-s390-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-tools");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-tools-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-x86");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:qemu-x86-debuginfo");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:15");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/12/20");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/11/12");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/11/13");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2019-2021 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:"^(SLED15|SLES15)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLED15 / SLES15", "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 == "SLES15" && (! preg(pattern:"^(0)$", string:sp))) audit(AUDIT_OS_NOT, "SLES15 SP0", os_ver + " SP" + sp);
if (os_ver == "SLED15" && (! preg(pattern:"^(0)$", string:sp))) audit(AUDIT_OS_NOT, "SLED15 SP0", os_ver + " SP" + sp);


flag = 0;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"qemu-x86-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"qemu-x86-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"s390x", reference:"qemu-s390-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"s390x", reference:"qemu-s390-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-block-curl-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-block-curl-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-block-dmg-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-block-dmg-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-block-iscsi-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-block-iscsi-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-block-rbd-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-block-rbd-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-block-ssh-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-block-ssh-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-debugsource-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-extra-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-extra-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-guest-agent-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-guest-agent-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-kvm-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-lang-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-linux-user-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-linux-user-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-linux-user-debugsource-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-tools-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"qemu-tools-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"qemu-block-dmg-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"qemu-block-dmg-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"qemu-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"qemu-debugsource-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"qemu-extra-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"qemu-extra-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"qemu-linux-user-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"qemu-linux-user-debuginfo-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"qemu-linux-user-debugsource-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"qemu-tools-2.11.2-9.33.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"qemu-tools-debuginfo-2.11.2-9.33.1")) flag++;


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

CVSS2

4.9

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:N/I:N/A:C

CVSS3

6.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

EPSS

0.001

Percentile

40.6%