Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2011-2025)

2013-07-12T00:00:00
ID ORACLELINUX_ELSA-2011-2025.NASL
Type nessus
Reporter Tenable
Modified 2018-06-29T00:00:00

Description

Description of changes:

[2.6.32-200.19.1.el6uek] - Apply new fix for CVE-2011-1576.

[2.6.32-200.18.1.el6uek] - Revert 'proc: fix a race in do_io_accounting'

[2.6.32-200.17.1.el6uek] - net: Fix memory leak/corruption on VLAN GRO_DROP {CVE-2011-1576} - iommu-api: Extension to check for interrupt remapping {CVE-2011-1898} - KVM: IOMMU: Disable device assignment without interrupt remapping {CVE-2011-1898} - ext4: Fix max file size and logical block counting of extent format file {CVE-2011-2695} - nl80211: fix overflow in ssid_len {CVE-2011-2517} - Bluetooth: Prevent buffer overflow in l2cap config request {CVE-2011-2497} - proc: fix a race in do_io_accounting() {CVE-2011-2495} - proc: restrict access to /proc/PID/io {CVE-2011-2495} - Bluetooth: l2cap and rfcomm: fix 1 byte infoleak to userspace {CVE-2011-2492} - NLM: Don't hang forever on NLM unlock requests {CVE-2011-2491} - ksm: fix NULL pointer dereference in scan_get_next_rmap_item() {CVE-2011-2183}

                                        
                                            #
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Oracle Linux Security Advisory ELSA-2011-2025.
#

if (NASL_LEVEL < 3000) exit(0);

include("compat.inc");

if (description)
{
  script_id(68421);
  script_version("1.8");
  script_cvs_date("Date: 2018/06/29 12:01:01");

  script_cve_id("CVE-2011-1576", "CVE-2011-1898", "CVE-2011-2183", "CVE-2011-2491", "CVE-2011-2492", "CVE-2011-2495", "CVE-2011-2497", "CVE-2011-2517", "CVE-2011-2695");

  script_name(english:"Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2011-2025)");
  script_summary(english:"Checks rpm output for the updated packages");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Oracle Linux host is missing one or more security updates."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"Description of changes:

[2.6.32-200.19.1.el6uek]
- Apply new fix for CVE-2011-1576.

[2.6.32-200.18.1.el6uek]
- Revert 'proc: fix a race in do_io_accounting'

[2.6.32-200.17.1.el6uek]
- net: Fix memory leak/corruption on VLAN GRO_DROP {CVE-2011-1576}
- iommu-api: Extension to check for interrupt remapping {CVE-2011-1898}
- KVM: IOMMU: Disable device assignment without interrupt remapping 
{CVE-2011-1898}
- ext4: Fix max file size and logical block counting of extent format 
file {CVE-2011-2695}
- nl80211: fix overflow in ssid_len {CVE-2011-2517}
- Bluetooth: Prevent buffer overflow in l2cap config request {CVE-2011-2497}
- proc: fix a race in do_io_accounting() {CVE-2011-2495}
- proc: restrict access to /proc/PID/io {CVE-2011-2495}
- Bluetooth: l2cap and rfcomm: fix 1 byte infoleak to userspace 
{CVE-2011-2492}
- NLM: Don't hang forever on NLM unlock requests {CVE-2011-2491}
- ksm: fix NULL pointer dereference in scan_get_next_rmap_item() 
{CVE-2011-2183}"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://oss.oracle.com/pipermail/el-errata/2011-August/002305.html"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://oss.oracle.com/pipermail/el-errata/2011-August/002306.html"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Update the affected unbreakable enterprise kernel packages."
  );
  script_set_cvss_base_vector("CVSS2#AV:A/AC:L/Au:N/C:C/I:C/A:C");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uek");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uek-debug");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uek-debug-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uek-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uek-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uek-firmware");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uek-headers");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:ofa-2.6.32-200.19.1.el5uek");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:ofa-2.6.32-200.19.1.el5uekdebug");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:ofa-2.6.32-200.19.1.el6uek");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:ofa-2.6.32-200.19.1.el6uekdebug");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:5");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:6");

  script_set_attribute(attribute:"patch_publication_date", value:"2011/08/26");
  script_set_attribute(attribute:"plugin_publication_date", value:"2013/07/12");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2013-2018 Tenable Network Security, Inc.");
  script_family(english:"Oracle Linux Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/OracleLinux", "Host/RedHat/release", "Host/RedHat/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);
if (!get_kb_item("Host/OracleLinux")) audit(AUDIT_OS_NOT, "Oracle Linux");
release = get_kb_item("Host/RedHat/release");
if (isnull(release) || !eregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux)", string:release)) audit(AUDIT_OS_NOT, "Oracle Linux");
os_ver = eregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux) .*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Oracle Linux");
os_ver = os_ver[1];
if (! ereg(pattern:"^(5|6)([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Oracle Linux 5 / 6", "Oracle 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 ("x86_64" >!< cpu && "ia64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Oracle Linux", cpu);

flag = 0;
if (rpm_exists(release:"EL5", rpm:"kernel-uek-2.6.32") && rpm_check(release:"EL5", reference:"kernel-uek-2.6.32-200.19.1.el5uek")) flag++;
if (rpm_exists(release:"EL5", rpm:"kernel-uek-debug-2.6.32") && rpm_check(release:"EL5", reference:"kernel-uek-debug-2.6.32-200.19.1.el5uek")) flag++;
if (rpm_exists(release:"EL5", rpm:"kernel-uek-debug-devel-2.6.32") && rpm_check(release:"EL5", reference:"kernel-uek-debug-devel-2.6.32-200.19.1.el5uek")) flag++;
if (rpm_exists(release:"EL5", rpm:"kernel-uek-devel-2.6.32") && rpm_check(release:"EL5", reference:"kernel-uek-devel-2.6.32-200.19.1.el5uek")) flag++;
if (rpm_exists(release:"EL5", rpm:"kernel-uek-doc-2.6.32") && rpm_check(release:"EL5", reference:"kernel-uek-doc-2.6.32-200.19.1.el5uek")) flag++;
if (rpm_exists(release:"EL5", rpm:"kernel-uek-firmware-2.6.32") && rpm_check(release:"EL5", reference:"kernel-uek-firmware-2.6.32-200.19.1.el5uek")) flag++;
if (rpm_exists(release:"EL5", rpm:"kernel-uek-headers-2.6.32") && rpm_check(release:"EL5", cpu:"x86_64", reference:"kernel-uek-headers-2.6.32-200.19.1.el5uek")) flag++;
if (rpm_check(release:"EL5", reference:"ofa-2.6.32-200.19.1.el5uek-1.5.1-4.0.28")) flag++;
if (rpm_check(release:"EL5", reference:"ofa-2.6.32-200.19.1.el5uekdebug-1.5.1-4.0.28")) flag++;

if (rpm_exists(release:"EL6", rpm:"kernel-uek-2.6.32") && rpm_check(release:"EL6", reference:"kernel-uek-2.6.32-200.19.1.el6uek")) flag++;
if (rpm_exists(release:"EL6", rpm:"kernel-uek-debug-2.6.32") && rpm_check(release:"EL6", reference:"kernel-uek-debug-2.6.32-200.19.1.el6uek")) flag++;
if (rpm_exists(release:"EL6", rpm:"kernel-uek-debug-devel-2.6.32") && rpm_check(release:"EL6", reference:"kernel-uek-debug-devel-2.6.32-200.19.1.el6uek")) flag++;
if (rpm_exists(release:"EL6", rpm:"kernel-uek-devel-2.6.32") && rpm_check(release:"EL6", reference:"kernel-uek-devel-2.6.32-200.19.1.el6uek")) flag++;
if (rpm_exists(release:"EL6", rpm:"kernel-uek-doc-2.6.32") && rpm_check(release:"EL6", reference:"kernel-uek-doc-2.6.32-200.19.1.el6uek")) flag++;
if (rpm_exists(release:"EL6", rpm:"kernel-uek-firmware-2.6.32") && rpm_check(release:"EL6", reference:"kernel-uek-firmware-2.6.32-200.19.1.el6uek")) flag++;
if (rpm_exists(release:"EL6", rpm:"kernel-uek-headers-2.6.32") && rpm_check(release:"EL6", reference:"kernel-uek-headers-2.6.32-200.19.1.el6uek")) flag++;
if (rpm_check(release:"EL6", reference:"ofa-2.6.32-200.19.1.el6uek-1.5.1-4.0.47")) flag++;
if (rpm_check(release:"EL6", reference:"ofa-2.6.32-200.19.1.el6uekdebug-1.5.1-4.0.47")) 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, "affected kernel");
}