Scientific Linux Security Update : kernel on SL7.x x86_64 (20190806)

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

include("compat.inc");

if (description)
{
  script_id(128226);
  script_version("1.7");
  script_set_attribute(attribute:"plugin_modification_date", value:"2022/12/06");

  script_cve_id("CVE-2018-10853", "CVE-2018-13053", "CVE-2018-13093", "CVE-2018-13094", "CVE-2018-13095", "CVE-2018-14625", "CVE-2018-14734", "CVE-2018-15594", "CVE-2018-16658", "CVE-2018-16885", "CVE-2018-18281", "CVE-2018-7755", "CVE-2018-8087", "CVE-2018-9363", "CVE-2018-9516", "CVE-2018-9517", "CVE-2019-11599", "CVE-2019-11810", "CVE-2019-11833", "CVE-2019-3459", "CVE-2019-3460", "CVE-2019-3882", "CVE-2019-3900", "CVE-2019-5489", "CVE-2019-7222");
  script_xref(name:"CEA-ID", value:"CEA-2021-0025");

  script_name(english:"Scientific Linux Security Update : kernel on SL7.x x86_64 (20190806)");
  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:
"Security Fix(es) :

  - Kernel: vhost_net: infinite loop while receiving packets
    leads to DoS (CVE-2019-3900)

  - Kernel: page cache side channel attacks (CVE-2019-5489)

  - kernel: Buffer overflow in hidp_process_report
    (CVE-2018-9363)

  - kernel: l2tp: Race condition between
    pppol2tp_session_create() and l2tp_eth_create()
    (CVE-2018-9517)

  - kernel: kvm: guest userspace to guest kernel write
    (CVE-2018-10853)

  - kernel: use-after-free Read in vhost_transport_send_pkt
    (CVE-2018-14625)

  - kernel: use-after-free in ucma_leave_multicast in
    drivers/infiniband/core/ucma.c (CVE-2018-14734)

  - kernel: Mishandling of indirect calls weakens Spectre
    mitigation for paravirtual guests (CVE-2018-15594)

  - kernel: TLB flush happens too late on mremap
    (CVE-2018-18281)

  - kernel: Heap address information leak while using
    L2CAP_GET_CONF_OPT (CVE-2019-3459)

  - kernel: Heap address information leak while using
    L2CAP_PARSE_CONF_RSP (CVE-2019-3460)

  - kernel: denial of service vector through vfio DMA
    mappings (CVE-2019-3882)

  - kernel: fix race condition between
    mmget_not_zero()/get_task_mm() and core dumping
    (CVE-2019-11599)

  - kernel: a NULL pointer dereference in
    drivers/scsi/megaraid/megaraid_sas_base.c leading to DoS
    (CVE-2019-11810)

  - kernel: fs/ext4/extents.c leads to information
    disclosure (CVE-2019-11833)

  - kernel: Information exposure in fd_locked_ioctl function
    in drivers/block/floppy.c (CVE-2018-7755)

  - kernel: Memory leak in
    drivers/net/wireless/mac80211_hwsim.c:hwsim_new_radio_nl
    () can lead to potential denial of service
    (CVE-2018-8087)

  - kernel: HID: debug: Buffer overflow in
    hid_debug_events_read() in drivers/hid/hid-debug.c
    (CVE-2018-9516)

  - kernel: Integer overflow in the alarm_timer_nsleep
    function (CVE-2018-13053)

  - kernel: NULL pointer dereference in lookup_slow function
    (CVE-2018-13093)

  - kernel: NULL pointer dereference in xfs_da_shrink_inode
    function (CVE-2018-13094)

  - kernel: NULL pointer dereference in
    fs/xfs/libxfs/xfs_inode_buf.c (CVE-2018-13095)

  - kernel: Information leak in cdrom_ioctl_drive_status
    (CVE-2018-16658)

  - kernel: out-of-bound read in memcpy_fromiovecend()
    (CVE-2018-16885)

  - Kernel: KVM: leak of uninitialized stack contents to
    guest (CVE-2019-7222)"
  );
  # https://listserv.fnal.gov/scripts/wa.exe?A2=ind1908&L=SCIENTIFIC-LINUX-ERRATA&P=27383
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?7341f16c"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:L/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:L/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-2018-9517");
  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:bpftool");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:bpftool-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel-abi-whitelists");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel-debug");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel-debug-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel-debug-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel-debuginfo-common-x86_64");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel-headers");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel-tools");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel-tools-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel-tools-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:kernel-tools-libs-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:perf");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:perf-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:python-perf");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:python-perf-debuginfo");
  script_set_attribute(attribute:"cpe", value:"x-cpe:/o:fermilab:scientific_linux");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/03/08");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/08/06");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/08/27");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2019-2022 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);


flag = 0;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"bpftool-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"bpftool-debuginfo-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", reference:"kernel-abi-whitelists-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-abi-whitelists-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-debug-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-debug-debuginfo-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-debug-devel-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-debuginfo-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-debuginfo-common-x86_64-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-devel-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", reference:"kernel-doc-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-doc-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-headers-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-tools-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-tools-debuginfo-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-tools-libs-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"kernel-tools-libs-devel-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"perf-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"perf-debuginfo-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"python-perf-3.10.0-1062.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"python-perf-debuginfo-3.10.0-1062.el7")) flag++;


if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    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, "bpftool / bpftool-debuginfo / kernel / kernel-abi-whitelists / etc");
}