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nessusThis script is Copyright (C) 2014-2021 and is owned by Tenable, Inc. or an Affiliate thereof.SL_20140909_KERNEL_ON_SL6_X.NASL
HistorySep 10, 2014 - 12:00 a.m.

Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (20140909)

2014-09-1000:00:00
This script is Copyright (C) 2014-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
14
  • A flaw was found in the way the Linux kernel’s futex subsystem handled reference counting when requeuing futexes during futex_wait().
    A local, unprivileged user could use this flaw to zero out the reference counter of an inode or an mm struct that backs up the memory area of the futex, which could lead to a use-after-free flaw, resulting in a system crash or, potentially, privilege escalation.
    (CVE-2014-0205, Important)

  • A NULL pointer dereference flaw was found in the way the Linux kernel’s networking implementation handled logging while processing certain invalid packets coming in via a VxLAN interface. A remote attacker could use this flaw to crash the system by sending a specially crafted packet to such an interface. (CVE-2014-3535, Important)

  • An out-of-bounds memory access flaw was found in the Linux kernel’s system call auditing implementation. On a system with existing audit rules defined, a local, unprivileged user could use this flaw to leak kernel memory to user space or, potentially, crash the system.
    (CVE-2014-3917, Moderate)

  • An integer underflow flaw was found in the way the Linux kernel’s Stream Control Transmission Protocol (SCTP) implementation processed certain COOKIE_ECHO packets. By sending a specially crafted SCTP packet, a remote attacker could use this flaw to prevent legitimate connections to a particular SCTP server socket to be made.
    (CVE-2014-4667, Moderate)

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(77598);
  script_version("1.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/14");

  script_cve_id("CVE-2014-0205", "CVE-2014-3535", "CVE-2014-3917", "CVE-2014-4667");

  script_name(english:"Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (20140909)");
  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:
"* A flaw was found in the way the Linux kernel's futex subsystem
handled reference counting when requeuing futexes during futex_wait().
A local, unprivileged user could use this flaw to zero out the
reference counter of an inode or an mm struct that backs up the memory
area of the futex, which could lead to a use-after-free flaw,
resulting in a system crash or, potentially, privilege escalation.
(CVE-2014-0205, Important)

* A NULL pointer dereference flaw was found in the way the Linux
kernel's networking implementation handled logging while processing
certain invalid packets coming in via a VxLAN interface. A remote
attacker could use this flaw to crash the system by sending a
specially crafted packet to such an interface. (CVE-2014-3535,
Important)

* An out-of-bounds memory access flaw was found in the Linux kernel's
system call auditing implementation. On a system with existing audit
rules defined, a local, unprivileged user could use this flaw to leak
kernel memory to user space or, potentially, crash the system.
(CVE-2014-3917, Moderate)

* An integer underflow flaw was found in the way the Linux kernel's
Stream Control Transmission Protocol (SCTP) implementation processed
certain COOKIE_ECHO packets. By sending a specially crafted SCTP
packet, a remote attacker could use this flaw to prevent legitimate
connections to a particular SCTP server socket to be made.
(CVE-2014-4667, Moderate)

The system must be rebooted for this update to take effect."
  );
  # https://listserv.fnal.gov/scripts/wa.exe?A2=ind1409&L=scientific-linux-errata&T=0&P=1106
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?15555864"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C");

  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-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-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:"2014/06/05");
  script_set_attribute(attribute:"patch_publication_date", value:"2014/09/09");
  script_set_attribute(attribute:"plugin_publication_date", value:"2014/09/10");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2014-2021 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-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-abi-whitelists-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-debug-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-debug-debuginfo-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-debug-devel-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-debuginfo-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", cpu:"i386", reference:"kernel-debuginfo-common-i686-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", cpu:"x86_64", reference:"kernel-debuginfo-common-x86_64-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-devel-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-doc-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-firmware-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", reference:"kernel-headers-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", reference:"perf-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", reference:"perf-debuginfo-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", reference:"python-perf-2.6.32-431.29.2.el6")) flag++;
if (rpm_check(release:"SL6", reference:"python-perf-debuginfo-2.6.32-431.29.2.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-abi-whitelists / kernel-debug / etc");
}
VendorProductVersionCPE
fermilabscientific_linuxkernelp-cpe:/a:fermilab:scientific_linux:kernel
fermilabscientific_linuxkernel-abi-whitelistsp-cpe:/a:fermilab:scientific_linux:kernel-abi-whitelists
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
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