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nessusThis script is Copyright (C) 2020-2024 and is owned by Tenable, Inc. or an Affiliate thereof.SUSE_SU-2020-2491-1.NASL
HistorySep 08, 2020 - 12:00 a.m.

SUSE SLES12 Security Update : kernel (SUSE-SU-2020:2491-1)

2020-09-0800:00:00
This script is Copyright (C) 2020-2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
16

CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9

Confidence

High

EPSS

0.024

Percentile

89.9%

This update for the Linux Kernel 4.4.121-92_120 fixes several issues.

The following security issues were fixed :

CVE-2020-14331: Fixed a buffer over-write in vgacon_scroll (bsc#1174247).

CVE-2019-0155: Fixed a privilege escalation in the i915 graphics driver (bsc#1173663).

CVE-2019-16746: Fixed a buffer overflow in net/wireless/nl80211.c (bsc#1173659).

CVE-2019-9458: Fixed a use-after-free in media/v4l (bsc#1173963).

CVE-2020-11668: Fixed a memory corruption issue in the Xirlink camera USB driver (bsc#1173942).

CVE-2019-19447: Fixed a use-after-free in ext4_put_super (bsc#1173869).

CVE-2019-18680: Fixed a NULL pointer dereference in rds_tcp_kill_sock() in net/rds/tcp.c (bsc#1173867).

CVE-2019-14816: Fixed a heap-based buffer overflow in the Marvell WiFi driver (bsc#1173666).

CVE-2019-14814: Fixed a heap-based buffer overflow in the Marvell WiFi driver (bsc#1173664).

CVE-2019-14815: Fixed a heap-based buffer overflow in the Marvell WiFi driver (bsc#1173665).

CVE-2019-14901: Fixed a heap overflow in the Marvell WiFi driver (bsc#1173661).

CVE-2019-14895: Fixed a heap-based buffer overflow in the Marvell WiFi driver (bsc#1173100).

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-2020:2491-1.
# The text itself is copyright (C) SUSE.
#

include('compat.inc');

if (description)
{
  script_id(140379);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/02/21");

  script_cve_id(
    "CVE-2019-0155",
    "CVE-2019-14814",
    "CVE-2019-14815",
    "CVE-2019-14816",
    "CVE-2019-14895",
    "CVE-2019-14901",
    "CVE-2019-16746",
    "CVE-2019-18680",
    "CVE-2019-19447",
    "CVE-2019-9458",
    "CVE-2020-11668",
    "CVE-2020-14331"
  );

  script_name(english:"SUSE SLES12 Security Update : kernel (SUSE-SU-2020:2491-1)");

  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 the Linux Kernel 4.4.121-92_120 fixes several issues.

The following security issues were fixed :

CVE-2020-14331: Fixed a buffer over-write in vgacon_scroll
(bsc#1174247).

CVE-2019-0155: Fixed a privilege escalation in the i915 graphics
driver (bsc#1173663).

CVE-2019-16746: Fixed a buffer overflow in net/wireless/nl80211.c
(bsc#1173659).

CVE-2019-9458: Fixed a use-after-free in media/v4l (bsc#1173963).

CVE-2020-11668: Fixed a memory corruption issue in the Xirlink camera
USB driver (bsc#1173942).

CVE-2019-19447: Fixed a use-after-free in ext4_put_super
(bsc#1173869).

CVE-2019-18680: Fixed a NULL pointer dereference in
rds_tcp_kill_sock() in net/rds/tcp.c (bsc#1173867).

CVE-2019-14816: Fixed a heap-based buffer overflow in the Marvell WiFi
driver (bsc#1173666).

CVE-2019-14814: Fixed a heap-based buffer overflow in the Marvell WiFi
driver (bsc#1173664).

CVE-2019-14815: Fixed a heap-based buffer overflow in the Marvell WiFi
driver (bsc#1173665).

CVE-2019-14901: Fixed a heap overflow in the Marvell WiFi driver
(bsc#1173661).

CVE-2019-14895: Fixed a heap-based buffer overflow in the Marvell WiFi
driver (bsc#1173100).

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=1173100");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1173659");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1173661");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1173663");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1173664");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1173665");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1173666");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1173867");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1173869");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1173942");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1173963");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1174247");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-0155/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-14814/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-14815/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-14816/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-14895/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-14901/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-16746/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-18680/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-19447/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-9458/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2020-11668/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2020-14331/");
  # https://www.suse.com/support/update/announcement/2020/suse-su-20202491-1
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?a5e0e10b");
  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 for SAP 12-SP3 :

zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-2496=1

SUSE Linux Enterprise Server for SAP 12-SP2 :

zypper in -t patch SUSE-SLE-SAP-12-SP2-2020-2491=1

SUSE Linux Enterprise Server 12-SP3-LTSS :

zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-2496=1

SUSE Linux Enterprise Server 12-SP2-LTSS :

zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-2491=1");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-14901");
  script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2019-16746");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/09/06");
  script_set_attribute(attribute:"patch_publication_date", value:"2020/09/04");
  script_set_attribute(attribute:"plugin_publication_date", value:"2020/09/08");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_121-92_120-default");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_103-default");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_103-default-debuginfo");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:12");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"SuSE Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2020-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  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:"^(SLES12)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLES12", "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 >!< "x86_64") audit(AUDIT_ARCH_NOT, "x86_64", cpu);


sp = get_kb_item("Host/SuSE/patchlevel");
if (isnull(sp)) sp = "0";
if (os_ver == "SLES12" && (! preg(pattern:"^(2|3)$", string:sp))) audit(AUDIT_OS_NOT, "SLES12 SP2/3", os_ver + " SP" + sp);


flag = 0;
if (rpm_check(release:"SLES12", sp:"3", cpu:"x86_64", reference:"kgraft-patch-4_4_180-94_103-default-9-2.2")) flag++;
if (rpm_check(release:"SLES12", sp:"3", cpu:"x86_64", reference:"kgraft-patch-4_4_180-94_103-default-debuginfo-9-2.2")) flag++;
if (rpm_check(release:"SLES12", sp:"2", cpu:"x86_64", reference:"kgraft-patch-4_4_121-92_120-default-9-2.2")) 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, "kernel");
}
VendorProductVersionCPE
novellsuse_linuxkgraft-patch-4_4_121-92_120-defaultp-cpe:/a:novell:suse_linux:kgraft-patch-4_4_121-92_120-default
novellsuse_linuxkgraft-patch-4_4_180-94_103-defaultp-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_103-default
novellsuse_linuxkgraft-patch-4_4_180-94_103-default-debuginfop-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_103-default-debuginfo
novellsuse_linux12cpe:/o:novell:suse_linux:12

References

CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9

Confidence

High

EPSS

0.024

Percentile

89.9%