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nessusThis script is Copyright (C) 2013-2021 and is owned by Tenable, Inc. or an Affiliate thereof.SL_20130716_KERNEL_ON_SL6_X.NASL
HistoryJul 18, 2013 - 12:00 a.m.

Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (20130716)

2013-07-1800:00:00
This script is Copyright (C) 2013-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
28

This update fixes the following security issues :

  • A flaw was found in the tcp_read_sock() function in the Linux kernel’s IPv4 TCP/IP protocol suite implementation in the way socket buffers (skb) were handled. A local, unprivileged user could trigger this issue via a call to splice(), leading to a denial of service.
    (CVE-2013-2128, Moderate)

  • Information leak flaws in the Linux kernel could allow a local, unprivileged user to leak kernel memory to user-space. (CVE-2012-6548, CVE-2013-2634, CVE-2013-2635, CVE-2013-3222, CVE-2013-3224, CVE-2013-3225, Low)

  • An information leak was found in the Linux kernel’s POSIX signals implementation. A local, unprivileged user could use this flaw to bypass the Address Space Layout Randomization (ASLR) security feature. (CVE-2013-0914, Low)

  • A format string flaw was found in the ext3_msg() function in the Linux kernel’s ext3 file system implementation. A local user who is able to mount an ext3 file system could use this flaw to cause a denial of service or, potentially, escalate their privileges.
    (CVE-2013-1848, Low)

  • A format string flaw was found in the b43_do_request_fw() function in the Linux kernel’s b43 driver implementation. A local user who is able to specify the ‘fwpostfix’ b43 module parameter could use this flaw to cause a denial of service or, potentially, escalate their privileges. (CVE-2013-2852, Low)

  • A NULL pointer dereference flaw was found in the Linux kernel’s ftrace and function tracer implementations. A local user who has the CAP_SYS_ADMIN capability could use this flaw to cause a denial of service.
    (CVE-2013-3301, Low)

The system must be rebooted for this update to take effect.

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text is (C) Scientific Linux.
#

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

if (description)
{
  script_id(68945);
  script_version("1.7");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/14");

  script_cve_id("CVE-2012-6548", "CVE-2013-0914", "CVE-2013-1848", "CVE-2013-2128", "CVE-2013-2634", "CVE-2013-2635", "CVE-2013-2852", "CVE-2013-3222", "CVE-2013-3224", "CVE-2013-3225", "CVE-2013-3301");

  script_name(english:"Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (20130716)");
  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:
"This update fixes the following security issues :

  - A flaw was found in the tcp_read_sock() function in the
    Linux kernel's IPv4 TCP/IP protocol suite implementation
    in the way socket buffers (skb) were handled. A local,
    unprivileged user could trigger this issue via a call to
    splice(), leading to a denial of service.
    (CVE-2013-2128, Moderate)

  - Information leak flaws in the Linux kernel could allow a
    local, unprivileged user to leak kernel memory to
    user-space. (CVE-2012-6548, CVE-2013-2634,
    CVE-2013-2635, CVE-2013-3222, CVE-2013-3224,
    CVE-2013-3225, Low)

  - An information leak was found in the Linux kernel's
    POSIX signals implementation. A local, unprivileged user
    could use this flaw to bypass the Address Space Layout
    Randomization (ASLR) security feature. (CVE-2013-0914,
    Low)

  - A format string flaw was found in the ext3_msg()
    function in the Linux kernel's ext3 file system
    implementation. A local user who is able to mount an
    ext3 file system could use this flaw to cause a denial
    of service or, potentially, escalate their privileges.
    (CVE-2013-1848, Low)

  - A format string flaw was found in the
    b43_do_request_fw() function in the Linux kernel's b43
    driver implementation. A local user who is able to
    specify the 'fwpostfix' b43 module parameter could use
    this flaw to cause a denial of service or, potentially,
    escalate their privileges. (CVE-2013-2852, Low)

  - A NULL pointer dereference flaw was found in the Linux
    kernel's ftrace and function tracer implementations. A
    local user who has the CAP_SYS_ADMIN capability could
    use this flaw to cause a denial of service.
    (CVE-2013-3301, Low)

The system must be rebooted for this update to take effect."
  );
  # https://listserv.fnal.gov/scripts/wa.exe?A2=ind1307&L=scientific-linux-errata&T=0&P=1312
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?f1c04957"
  );
  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_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H");

  script_set_attribute(attribute:"plugin_type", value:"local");
  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-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-i686");
  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-firmware");
  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: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:"2013/03/15");
  script_set_attribute(attribute:"patch_publication_date", value:"2013/07/16");
  script_set_attribute(attribute:"plugin_publication_date", value:"2013/07/18");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2013-2021 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:"^6([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Scientific Linux 6.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:"SL6", reference:"kernel-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-debug-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-debug-debuginfo-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-debug-devel-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-debuginfo-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", cpu:"i386", reference:"kernel-debuginfo-common-i686-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", cpu:"x86_64", reference:"kernel-debuginfo-common-x86_64-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-devel-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-doc-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-firmware-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-headers-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", reference:"perf-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", reference:"perf-debuginfo-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", reference:"python-perf-2.6.32-358.14.1.el6")) flag++;
if (rpm_check(release:"SL6", reference:"python-perf-debuginfo-2.6.32-358.14.1.el6")) 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, "kernel / kernel-debug / kernel-debug-debuginfo / kernel-debug-devel / etc");
}
VendorProductVersionCPE
fermilabscientific_linuxkernelp-cpe:/a:fermilab:scientific_linux:kernel
fermilabscientific_linuxkernel-debugp-cpe:/a:fermilab:scientific_linux:kernel-debug
fermilabscientific_linuxkernel-debug-debuginfop-cpe:/a:fermilab:scientific_linux:kernel-debug-debuginfo
fermilabscientific_linuxkernel-debug-develp-cpe:/a:fermilab:scientific_linux:kernel-debug-devel
fermilabscientific_linuxkernel-debuginfop-cpe:/a:fermilab:scientific_linux:kernel-debuginfo
fermilabscientific_linuxkernel-debuginfo-common-i686p-cpe:/a:fermilab:scientific_linux:kernel-debuginfo-common-i686
fermilabscientific_linuxkernel-debuginfo-common-x86_64p-cpe:/a:fermilab:scientific_linux:kernel-debuginfo-common-x86_64
fermilabscientific_linuxkernel-develp-cpe:/a:fermilab:scientific_linux:kernel-devel
fermilabscientific_linuxkernel-docp-cpe:/a:fermilab:scientific_linux:kernel-doc
fermilabscientific_linuxkernel-firmwarep-cpe:/a:fermilab:scientific_linux:kernel-firmware
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