Oracle Linux 5 / 6 kernel (ELSA-2017-3591) security updat
Reporter | Title | Published | Views | Family All 187 |
---|---|---|---|---|
Tenable Nessus | OracleVM 3.3 : Unbreakable / etc (OVMSA-2017-0120) | 3 Jul 201700:00 | – | nessus |
Tenable Nessus | Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2017-3589) | 3 Jul 201700:00 | – | nessus |
Tenable Nessus | Virtuozzo 6 : parallels-server-bm-release / vzkernel / etc (VZA-2017-037) | 12 May 201700:00 | – | nessus |
Tenable Nessus | Fedora 25 : kernel (2017-7462231059) | 28 Apr 201700:00 | – | nessus |
Tenable Nessus | Virtuozzo 7 : readykernel-patch (VZA-2017-038) | 30 May 201700:00 | – | nessus |
Tenable Nessus | OracleVM 3.4 : Unbreakable / etc (OVMSA-2017-0119) | 3 Jul 201700:00 | – | nessus |
Tenable Nessus | SUSE SLES12 Security Update : kernel (SUSE-SU-2017:2497-1) | 18 Sep 201700:00 | – | nessus |
Tenable Nessus | SUSE SLES12 Security Update : kernel (SUSE-SU-2017:2098-1) | 9 Aug 201700:00 | – | nessus |
Tenable Nessus | SUSE SLES12 Security Update : kernel (SUSE-SU-2017:2100-1) | 9 Aug 201700:00 | – | nessus |
Tenable Nessus | SUSE SLES12 Security Update : kernel (SUSE-SU-2017:2476-1) | 15 Sep 201700:00 | – | nessus |
#%NASL_MIN_LEVEL 70300
##
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Oracle Linux Security Advisory ELSA-2017-3591.
##
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(101194);
script_version("3.14");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/10/22");
script_cve_id("CVE-2017-7645");
script_name(english:"Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2017-3591)");
script_set_attribute(attribute:"synopsis", value:
"The remote Oracle Linux host is missing a security update.");
script_set_attribute(attribute:"description", value:
"The remote Oracle Linux 5 / 6 host has packages installed that are affected by a vulnerability as referenced in the
ELSA-2017-3591 advisory.
- nfsd: check for oversized NFSv2/v3 arguments (J. Bruce Fields) [Orabug: 26366024] {CVE-2017-7645}
Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
script_set_attribute(attribute:"see_also", value:"https://linux.oracle.com/errata/ELSA-2017-3591.html");
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_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2017-7645");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"vuln_publication_date", value:"2017/04/14");
script_set_attribute(attribute:"patch_publication_date", value:"2017/06/30");
script_set_attribute(attribute:"plugin_publication_date", value:"2017/07/03");
script_set_attribute(attribute:"plugin_type", value:"local");
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:"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:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Oracle Linux Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2017-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("linux_alt_patch_detect.nasl", "ssh_get_info.nasl");
script_require_keys("Host/OracleLinux", "Host/RedHat/release", "Host/RedHat/rpm-list", "Host/local_checks_enabled");
exit(0);
}
include('ksplice.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');
var os_release = get_kb_item("Host/RedHat/release");
if (isnull(os_release) || !pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux)", string:os_release)) audit(AUDIT_OS_NOT, 'Oracle Linux');
var os_ver = pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux) .*release ([0-9]+(\.[0-9]+)?)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'Oracle Linux');
os_ver = os_ver[1];
if (! preg(pattern:"^(5|6)([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, 'Oracle Linux 5 / 6', 'Oracle Linux ' + os_ver);
if (!get_kb_item('Host/RedHat/rpm-list')) audit(AUDIT_PACKAGE_LIST_MISSING);
var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Oracle Linux', cpu);
var machine_uptrack_level = get_one_kb_item('Host/uptrack-uname-r');
if (machine_uptrack_level)
{
var trimmed_uptrack_level = ereg_replace(string:machine_uptrack_level, pattern:"\.(x86_64|i[3-6]86|aarch64)$", replace:'');
var fixed_uptrack_levels = ['2.6.39-400.297.3.el5uek', '2.6.39-400.297.3.el6uek'];
foreach var fixed_uptrack_level ( fixed_uptrack_levels ) {
if (rpm_spec_vers_cmp(a:trimmed_uptrack_level, b:fixed_uptrack_level) >= 0)
{
audit(AUDIT_PATCH_INSTALLED, 'KSplice hotfix for ELSA-2017-3591');
}
}
__rpm_report = 'Running KSplice level of ' + trimmed_uptrack_level + ' does not meet the minimum fixed level of ' + join(fixed_uptrack_levels, sep:' / ') + ' for this advisory.\n\n';
}
var kernel_major_minor = get_kb_item('Host/uname/major_minor');
if (empty_or_null(kernel_major_minor)) exit(1, 'Unable to determine kernel major-minor level.');
var expected_kernel_major_minor = '2.6';
if (kernel_major_minor != expected_kernel_major_minor)
audit(AUDIT_OS_NOT, 'running kernel level ' + expected_kernel_major_minor + ', it is running kernel level ' + kernel_major_minor);
var pkgs = [
{'reference':'kernel-uek-2.6.39-400.297.3.el5uek', 'cpu':'i386', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-2.6.39'},
{'reference':'kernel-uek-debug-2.6.39-400.297.3.el5uek', 'cpu':'i386', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-debug-2.6.39'},
{'reference':'kernel-uek-debug-devel-2.6.39-400.297.3.el5uek', 'cpu':'i386', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-debug-devel-2.6.39'},
{'reference':'kernel-uek-devel-2.6.39-400.297.3.el5uek', 'cpu':'i386', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-devel-2.6.39'},
{'reference':'kernel-uek-doc-2.6.39-400.297.3.el5uek', 'cpu':'i386', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-doc-2.6.39'},
{'reference':'kernel-uek-firmware-2.6.39-400.297.3.el5uek', 'cpu':'i386', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-firmware-2.6.39'},
{'reference':'kernel-uek-2.6.39-400.297.3.el5uek', 'cpu':'i686', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-2.6.39'},
{'reference':'kernel-uek-debug-2.6.39-400.297.3.el5uek', 'cpu':'i686', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-debug-2.6.39'},
{'reference':'kernel-uek-debug-devel-2.6.39-400.297.3.el5uek', 'cpu':'i686', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-debug-devel-2.6.39'},
{'reference':'kernel-uek-devel-2.6.39-400.297.3.el5uek', 'cpu':'i686', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-devel-2.6.39'},
{'reference':'kernel-uek-2.6.39-400.297.3.el5uek', 'cpu':'x86_64', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-2.6.39'},
{'reference':'kernel-uek-debug-2.6.39-400.297.3.el5uek', 'cpu':'x86_64', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-debug-2.6.39'},
{'reference':'kernel-uek-debug-devel-2.6.39-400.297.3.el5uek', 'cpu':'x86_64', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-debug-devel-2.6.39'},
{'reference':'kernel-uek-devel-2.6.39-400.297.3.el5uek', 'cpu':'x86_64', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-devel-2.6.39'},
{'reference':'kernel-uek-doc-2.6.39-400.297.3.el5uek', 'cpu':'x86_64', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-doc-2.6.39'},
{'reference':'kernel-uek-firmware-2.6.39-400.297.3.el5uek', 'cpu':'x86_64', 'release':'5', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-firmware-2.6.39'},
{'reference':'kernel-uek-2.6.39-400.297.3.el6uek', 'cpu':'i686', 'release':'6', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-2.6.39'},
{'reference':'kernel-uek-debug-2.6.39-400.297.3.el6uek', 'cpu':'i686', 'release':'6', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-debug-2.6.39'},
{'reference':'kernel-uek-debug-devel-2.6.39-400.297.3.el6uek', 'cpu':'i686', 'release':'6', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-debug-devel-2.6.39'},
{'reference':'kernel-uek-devel-2.6.39-400.297.3.el6uek', 'cpu':'i686', 'release':'6', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-devel-2.6.39'},
{'reference':'kernel-uek-doc-2.6.39-400.297.3.el6uek', 'cpu':'i686', 'release':'6', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-doc-2.6.39'},
{'reference':'kernel-uek-firmware-2.6.39-400.297.3.el6uek', 'cpu':'i686', 'release':'6', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-firmware-2.6.39'},
{'reference':'kernel-uek-2.6.39-400.297.3.el6uek', 'cpu':'x86_64', 'release':'6', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-2.6.39'},
{'reference':'kernel-uek-debug-2.6.39-400.297.3.el6uek', 'cpu':'x86_64', 'release':'6', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-debug-2.6.39'},
{'reference':'kernel-uek-debug-devel-2.6.39-400.297.3.el6uek', 'cpu':'x86_64', 'release':'6', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-debug-devel-2.6.39'},
{'reference':'kernel-uek-devel-2.6.39-400.297.3.el6uek', 'cpu':'x86_64', 'release':'6', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-devel-2.6.39'},
{'reference':'kernel-uek-doc-2.6.39-400.297.3.el6uek', 'cpu':'x86_64', 'release':'6', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-doc-2.6.39'},
{'reference':'kernel-uek-firmware-2.6.39-400.297.3.el6uek', 'cpu':'x86_64', 'release':'6', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'kernel-uek-firmware-2.6.39'}
];
var flag = 0;
foreach var package_array ( pkgs ) {
var reference = NULL;
var _release = NULL;
var sp = NULL;
var _cpu = NULL;
var el_string = NULL;
var rpm_spec_vers_cmp = NULL;
var epoch = NULL;
var allowmaj = NULL;
var exists_check = NULL;
if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
if (!empty_or_null(package_array['release'])) _release = 'EL' + package_array['release'];
if (!empty_or_null(package_array['sp'])) sp = package_array['sp'];
if (!empty_or_null(package_array['cpu'])) _cpu = package_array['cpu'];
if (!empty_or_null(package_array['el_string'])) el_string = package_array['el_string'];
if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
if (!empty_or_null(package_array['epoch'])) epoch = package_array['epoch'];
if (!empty_or_null(package_array['allowmaj'])) allowmaj = package_array['allowmaj'];
if (!empty_or_null(package_array['exists_check'])) exists_check = package_array['exists_check'];
if (reference && _release) {
if (exists_check) {
if (rpm_exists(release:_release, rpm:exists_check) && rpm_check(release:_release, sp:sp, cpu:cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj)) flag++;
} else {
if (rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj)) flag++;
}
}
}
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_HOLE,
extra : rpm_report_get()
);
exit(0);
}
else
{
var tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'kernel-uek / kernel-uek-debug / kernel-uek-debug-devel / etc');
}
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