CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
73.8%
The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:4140 advisory.
kernel: Intel graphics card information leak. (CVE-2019-14615)
kernel: out-of-bounds reads in pinctrl subsystem. (CVE-2020-0427)
kernel: Improper input validation in some Intel® Ethernet E810 Adapter drivers (CVE-2020-24502)
kernel: Insufficient access control in some Intel® Ethernet E810 Adapter drivers (CVE-2020-24503)
kernel: Uncontrolled resource consumption in some Intel® Ethernet E810 Adapter drivers (CVE-2020-24504)
kernel: Fragmentation cache not cleared on reconnection (CVE-2020-24586)
kernel: Reassembling fragments encrypted under different keys (CVE-2020-24587)
kernel: wifi frame payload being parsed incorrectly as an L2 frame (CVE-2020-24588)
kernel: Forwarding EAPOL from unauthenticated wifi client (CVE-2020-26139)
kernel: accepting plaintext data frames in protected networks (CVE-2020-26140)
kernel: not verifying TKIP MIC of fragmented frames (CVE-2020-26141)
kernel: accepting fragmented plaintext frames in protected networks (CVE-2020-26143)
kernel: accepting unencrypted A-MSDU frames that start with RFC1042 header (CVE-2020-26144)
kernel: accepting plaintext broadcast fragments as full frames (CVE-2020-26145)
kernel: reassembling encrypted fragments with non-consecutive packet numbers (CVE-2020-26146)
kernel: reassembling mixed encrypted/plaintext fragments (CVE-2020-26147)
kernel: the copy-on-write implementation can grant unintended write access because of a race condition in a THP mapcount check (CVE-2020-29368)
kernel: locking inconsistency in drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c can lead to a read- after-free (CVE-2020-29660)
kernel: buffer overflow in mwifiex_cmd_802_11_ad_hoc_start function in drivers/net/wireless/marvell/mwifiex/join.c via a long SSID value (CVE-2020-36158)
kernel: memory leak upon a kmalloc failure in kvm_io_bus_unregister_dev function in virt/kvm/kvm_main.c (CVE-2020-36312)
kernel: slab out-of-bounds read in hci_extended_inquiry_result_evt() in net/bluetooth/hci_event.c (CVE-2020-36386)
kernel: Improper access control in BlueZ may allow information disclosure vulnerability. (CVE-2021-0129)
kernel: Use-after-free in ndb_queue_rq() in drivers/block/nbd.c (CVE-2021-3348)
kernel: Linux kernel eBPF RINGBUF map oversized allocation (CVE-2021-3489)
kernel: double free in bluetooth subsystem when the HCI device initialization fails (CVE-2021-3564)
kernel: use-after-free in function hci_sock_bound_ioctl() (CVE-2021-3573)
kernel: eBPF 32-bit source register truncation on div/mod (CVE-2021-3600)
kernel: flowtable list del corruption with kernel BUG at lib/list_debug.c:50 (CVE-2021-3635)
kernel: NULL pointer dereference in llsec_key_alloc() in net/mac802154/llsec.c (CVE-2021-3659)
kernel: DoS in rb_per_cpu_empty() (CVE-2021-3679)
kernel: overlayfs: Mounting overlayfs inside an unprivileged user namespace can reveal files (CVE-2021-3732)
kernel: heap overflow in __cgroup_bpf_run_filter_getsockopt() (CVE-2021-20194)
kernel: setsockopt System Call Untrusted Pointer Dereference Information Disclosure (CVE-2021-20239)
kernel: Race condition in sctp_destroy_sock list_del (CVE-2021-23133)
kernel: fuse: stall on CPU can occur because a retry loop continually finds the same bad inode (CVE-2021-28950)
kernel: System crash in intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c (CVE-2021-28971)
kernel: protection for sequences of pointer arithmetic operations against speculatively out-of-bounds loads can be bypassed to leak content of kernel memory (CVE-2021-29155)
kernel: improper input validation in tipc_nl_retrieve_key function in net/tipc/node.c (CVE-2021-29646)
kernel: lack a full memory barrier upon the assignment of a new table value in net/netfilter/x_tables.c and include/linux/netfilter/x_tables.h may lead to DoS (CVE-2021-29650)
kernel: local escalation of privileges in handling of eBPF programs (CVE-2021-31440)
kernel: protection of stack pointer against speculative pointer arithmetic can be bypassed to leak content of kernel memory (CVE-2021-31829)
kernel: out of bounds array access in drivers/md/dm-ioctl.c (CVE-2021-31916)
kernel: use-after-free in cipso_v4_genopt in net/ipv4/cipso_ipv4.c (CVE-2021-33033)
kernel: out-of-bounds reads and writes due to enforcing incorrect limits for pointer arithmetic operations by BPF verifier (CVE-2021-33200)
kernel: possible buffer overflow in sysfs reading (CVE-2022-20166)
Note that Nessus has not tested for these issues but has instead relied only on the application’s self-reported version number.
#%NASL_MIN_LEVEL 70300
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2021:4140. The text
# itself is copyright (C) Red Hat, Inc.
##
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(155172);
script_version("1.8");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/28");
script_cve_id(
"CVE-2019-14615",
"CVE-2020-0427",
"CVE-2020-24502",
"CVE-2020-24503",
"CVE-2020-24504",
"CVE-2020-24586",
"CVE-2020-24587",
"CVE-2020-24588",
"CVE-2020-26139",
"CVE-2020-26140",
"CVE-2020-26141",
"CVE-2020-26143",
"CVE-2020-26144",
"CVE-2020-26145",
"CVE-2020-26146",
"CVE-2020-26147",
"CVE-2020-29368",
"CVE-2020-29660",
"CVE-2020-36158",
"CVE-2020-36312",
"CVE-2020-36386",
"CVE-2021-0129",
"CVE-2021-3348",
"CVE-2021-3489",
"CVE-2021-3564",
"CVE-2021-3573",
"CVE-2021-3600",
"CVE-2021-3635",
"CVE-2021-3659",
"CVE-2021-3679",
"CVE-2021-3732",
"CVE-2022-20166",
"CVE-2021-20194",
"CVE-2021-20239",
"CVE-2021-23133",
"CVE-2021-28950",
"CVE-2021-28971",
"CVE-2021-29155",
"CVE-2021-29646",
"CVE-2021-29650",
"CVE-2021-31440",
"CVE-2021-31829",
"CVE-2021-31916",
"CVE-2021-33033",
"CVE-2021-33200"
);
script_xref(name:"RHSA", value:"2021:4140");
script_xref(name:"IAVA", value:"2021-A-0223-S");
script_xref(name:"IAVA", value:"2021-A-0222-S");
script_name(english:"RHEL 8 : kernel-rt (RHSA-2021:4140)");
script_set_attribute(attribute:"synopsis", value:
"The remote Red Hat host is missing one or more security updates for kernel-rt.");
script_set_attribute(attribute:"description", value:
"The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as
referenced in the RHSA-2021:4140 advisory.
- kernel: Intel graphics card information leak. (CVE-2019-14615)
- kernel: out-of-bounds reads in pinctrl subsystem. (CVE-2020-0427)
- kernel: Improper input validation in some Intel(R) Ethernet E810 Adapter drivers (CVE-2020-24502)
- kernel: Insufficient access control in some Intel(R) Ethernet E810 Adapter drivers (CVE-2020-24503)
- kernel: Uncontrolled resource consumption in some Intel(R) Ethernet E810 Adapter drivers (CVE-2020-24504)
- kernel: Fragmentation cache not cleared on reconnection (CVE-2020-24586)
- kernel: Reassembling fragments encrypted under different keys (CVE-2020-24587)
- kernel: wifi frame payload being parsed incorrectly as an L2 frame (CVE-2020-24588)
- kernel: Forwarding EAPOL from unauthenticated wifi client (CVE-2020-26139)
- kernel: accepting plaintext data frames in protected networks (CVE-2020-26140)
- kernel: not verifying TKIP MIC of fragmented frames (CVE-2020-26141)
- kernel: accepting fragmented plaintext frames in protected networks (CVE-2020-26143)
- kernel: accepting unencrypted A-MSDU frames that start with RFC1042 header (CVE-2020-26144)
- kernel: accepting plaintext broadcast fragments as full frames (CVE-2020-26145)
- kernel: reassembling encrypted fragments with non-consecutive packet numbers (CVE-2020-26146)
- kernel: reassembling mixed encrypted/plaintext fragments (CVE-2020-26147)
- kernel: the copy-on-write implementation can grant unintended write access because of a race condition in
a THP mapcount check (CVE-2020-29368)
- kernel: locking inconsistency in drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c can lead to a read-
after-free (CVE-2020-29660)
- kernel: buffer overflow in mwifiex_cmd_802_11_ad_hoc_start function in
drivers/net/wireless/marvell/mwifiex/join.c via a long SSID value (CVE-2020-36158)
- kernel: memory leak upon a kmalloc failure in kvm_io_bus_unregister_dev function in virt/kvm/kvm_main.c
(CVE-2020-36312)
- kernel: slab out-of-bounds read in hci_extended_inquiry_result_evt() in net/bluetooth/hci_event.c
(CVE-2020-36386)
- kernel: Improper access control in BlueZ may allow information disclosure vulnerability. (CVE-2021-0129)
- kernel: Use-after-free in ndb_queue_rq() in drivers/block/nbd.c (CVE-2021-3348)
- kernel: Linux kernel eBPF RINGBUF map oversized allocation (CVE-2021-3489)
- kernel: double free in bluetooth subsystem when the HCI device initialization fails (CVE-2021-3564)
- kernel: use-after-free in function hci_sock_bound_ioctl() (CVE-2021-3573)
- kernel: eBPF 32-bit source register truncation on div/mod (CVE-2021-3600)
- kernel: flowtable list del corruption with kernel BUG at lib/list_debug.c:50 (CVE-2021-3635)
- kernel: NULL pointer dereference in llsec_key_alloc() in net/mac802154/llsec.c (CVE-2021-3659)
- kernel: DoS in rb_per_cpu_empty() (CVE-2021-3679)
- kernel: overlayfs: Mounting overlayfs inside an unprivileged user namespace can reveal files
(CVE-2021-3732)
- kernel: heap overflow in __cgroup_bpf_run_filter_getsockopt() (CVE-2021-20194)
- kernel: setsockopt System Call Untrusted Pointer Dereference Information Disclosure (CVE-2021-20239)
- kernel: Race condition in sctp_destroy_sock list_del (CVE-2021-23133)
- kernel: fuse: stall on CPU can occur because a retry loop continually finds the same bad inode
(CVE-2021-28950)
- kernel: System crash in intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c (CVE-2021-28971)
- kernel: protection for sequences of pointer arithmetic operations against speculatively out-of-bounds
loads can be bypassed to leak content of kernel memory (CVE-2021-29155)
- kernel: improper input validation in tipc_nl_retrieve_key function in net/tipc/node.c (CVE-2021-29646)
- kernel: lack a full memory barrier upon the assignment of a new table value in net/netfilter/x_tables.c
and include/linux/netfilter/x_tables.h may lead to DoS (CVE-2021-29650)
- kernel: local escalation of privileges in handling of eBPF programs (CVE-2021-31440)
- kernel: protection of stack pointer against speculative pointer arithmetic can be bypassed to leak content
of kernel memory (CVE-2021-31829)
- kernel: out of bounds array access in drivers/md/dm-ioctl.c (CVE-2021-31916)
- kernel: use-after-free in cipso_v4_genopt in net/ipv4/cipso_ipv4.c (CVE-2021-33033)
- kernel: out-of-bounds reads and writes due to enforcing incorrect limits for pointer arithmetic operations
by BPF verifier (CVE-2021-33200)
- kernel: possible buffer overflow in sysfs reading (CVE-2022-20166)
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
# https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?7240878e");
# https://access.redhat.com/security/data/csaf/v2/advisories/2021/rhsa-2021_4140.json
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?ad36b1a5");
script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2021:4140");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1875275");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1902412");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1903244");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1905747");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1906522");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1912683");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1913348");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1919893");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1921958");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1923636");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1930376");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1930379");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1930381");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1941762");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1941784");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1945345");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1945388");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1946965");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1948772");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1951595");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1957788");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1959559");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1959642");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1959654");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1959657");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1959663");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1960490");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1960492");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1960496");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1960498");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1960500");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1960502");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1960504");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1964028");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1964139");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1965038");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1965458");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1966578");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1969489");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1975949");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1976946");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1981954");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1989165");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1995249");
script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/updates/classification/#moderate");
script_set_attribute(attribute:"solution", value:
"Update the RHEL kernel-rt package based on the guidance in RHSA-2021:4140.");
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:L/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-2021-3489");
script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2021-3600");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_cwe_id(20, 119, 120, 125, 200, 212, 252, 287, 290, 307, 345, 346, 362, 400, 415, 416, 476, 662, 682, 772, 787, 829, 835, 863);
script_set_attribute(attribute:"vendor_severity", value:"Moderate");
script_set_attribute(attribute:"vuln_publication_date", value:"2020/01/15");
script_set_attribute(attribute:"patch_publication_date", value:"2021/11/09");
script_set_attribute(attribute:"plugin_publication_date", value:"2021/11/11");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:8");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:kernel-rt");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:kernel-rt-core");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-core");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-kvm");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules-extra");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:kernel-rt-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:kernel-rt-kvm");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules-extra");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_set_attribute(attribute:"stig_severity", value:"I");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Red Hat Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2021-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl", "redhat_repos.nasl", "linux_alt_patch_detect.nasl");
script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list", "Host/cpu");
exit(0);
}
include('rpm.inc');
include('rhel.inc');
include('ksplice.inc');
if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/RedHat/release');
if (isnull(os_release) || 'Red Hat' >!< os_release) audit(AUDIT_OS_NOT, 'Red Hat');
var os_ver = pregmatch(pattern: "Red Hat Enterprise Linux.*release ([0-9]+(\.[0-9]+)?)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'Red Hat');
os_ver = os_ver[1];
if (!rhel_check_release(operator: 'ge', os_version: os_ver, rhel_version: '8')) audit(AUDIT_OS_NOT, 'Red Hat 8.x', 'Red Hat ' + 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$" && 's390' >!< cpu && 'aarch64' >!< cpu && 'ppc' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Red Hat', cpu);
if (get_one_kb_item('Host/ksplice/kernel-cves'))
{
rm_kb_item(name:'Host/uptrack-uname-r');
var cve_list = make_list('CVE-2019-14615', 'CVE-2020-0427', 'CVE-2020-24502', 'CVE-2020-24503', 'CVE-2020-24504', 'CVE-2020-24586', 'CVE-2020-24587', 'CVE-2020-24588', 'CVE-2020-26139', 'CVE-2020-26140', 'CVE-2020-26141', 'CVE-2020-26143', 'CVE-2020-26144', 'CVE-2020-26145', 'CVE-2020-26146', 'CVE-2020-26147', 'CVE-2020-29368', 'CVE-2020-29660', 'CVE-2020-36158', 'CVE-2020-36312', 'CVE-2020-36386', 'CVE-2021-0129', 'CVE-2021-3348', 'CVE-2021-3489', 'CVE-2021-3564', 'CVE-2021-3573', 'CVE-2021-3600', 'CVE-2021-3635', 'CVE-2021-3659', 'CVE-2021-3679', 'CVE-2021-3732', 'CVE-2021-20194', 'CVE-2021-20239', 'CVE-2021-23133', 'CVE-2021-28950', 'CVE-2021-28971', 'CVE-2021-29155', 'CVE-2021-29646', 'CVE-2021-29650', 'CVE-2021-31440', 'CVE-2021-31829', 'CVE-2021-31916', 'CVE-2021-33033', 'CVE-2021-33200', 'CVE-2022-20166');
if (ksplice_cves_check(cve_list))
{
audit(AUDIT_PATCH_INSTALLED, 'KSplice hotfix for RHSA-2021:4140');
}
else
{
__rpm_report = ksplice_reporting_text();
}
}
var constraints = [
{
'repo_relative_urls': [
'content/dist/rhel8/8.10/x86_64/nfv/debug',
'content/dist/rhel8/8.10/x86_64/nfv/os',
'content/dist/rhel8/8.10/x86_64/nfv/source/SRPMS',
'content/dist/rhel8/8.10/x86_64/rt/debug',
'content/dist/rhel8/8.10/x86_64/rt/os',
'content/dist/rhel8/8.10/x86_64/rt/source/SRPMS',
'content/dist/rhel8/8.6/x86_64/nfv/debug',
'content/dist/rhel8/8.6/x86_64/nfv/os',
'content/dist/rhel8/8.6/x86_64/nfv/source/SRPMS',
'content/dist/rhel8/8.6/x86_64/rt/debug',
'content/dist/rhel8/8.6/x86_64/rt/os',
'content/dist/rhel8/8.6/x86_64/rt/source/SRPMS',
'content/dist/rhel8/8.8/x86_64/nfv/debug',
'content/dist/rhel8/8.8/x86_64/nfv/os',
'content/dist/rhel8/8.8/x86_64/nfv/source/SRPMS',
'content/dist/rhel8/8.8/x86_64/rt/debug',
'content/dist/rhel8/8.8/x86_64/rt/os',
'content/dist/rhel8/8.8/x86_64/rt/source/SRPMS',
'content/dist/rhel8/8.9/x86_64/nfv/debug',
'content/dist/rhel8/8.9/x86_64/nfv/os',
'content/dist/rhel8/8.9/x86_64/nfv/source/SRPMS',
'content/dist/rhel8/8.9/x86_64/rt/debug',
'content/dist/rhel8/8.9/x86_64/rt/os',
'content/dist/rhel8/8.9/x86_64/rt/source/SRPMS',
'content/dist/rhel8/8/x86_64/nfv/debug',
'content/dist/rhel8/8/x86_64/nfv/os',
'content/dist/rhel8/8/x86_64/nfv/source/SRPMS',
'content/dist/rhel8/8/x86_64/rt/debug',
'content/dist/rhel8/8/x86_64/rt/os',
'content/dist/rhel8/8/x86_64/rt/source/SRPMS'
],
'pkgs': [
{'reference':'kernel-rt-4.18.0-348.rt7.130.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'kernel-rt-core-4.18.0-348.rt7.130.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'kernel-rt-debug-4.18.0-348.rt7.130.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'kernel-rt-debug-core-4.18.0-348.rt7.130.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'kernel-rt-debug-devel-4.18.0-348.rt7.130.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'kernel-rt-debug-kvm-4.18.0-348.rt7.130.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'kernel-rt-debug-modules-4.18.0-348.rt7.130.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'kernel-rt-debug-modules-extra-4.18.0-348.rt7.130.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'kernel-rt-devel-4.18.0-348.rt7.130.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'kernel-rt-kvm-4.18.0-348.rt7.130.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'kernel-rt-modules-4.18.0-348.rt7.130.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'kernel-rt-modules-extra-4.18.0-348.rt7.130.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE}
]
}
];
var applicable_repo_urls = rhel_determine_applicable_repository_urls(constraints:constraints);
if(applicable_repo_urls == RHEL_REPOS_NO_OVERLAP_MESSAGE) exit(0, RHEL_REPO_NOT_ENABLED);
var flag = 0;
foreach var constraint_array ( constraints ) {
var repo_relative_urls = NULL;
if (!empty_or_null(constraint_array['repo_relative_urls'])) repo_relative_urls = constraint_array['repo_relative_urls'];
foreach var pkg ( constraint_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;
var cves = NULL;
if (!empty_or_null(pkg['reference'])) reference = pkg['reference'];
if (!empty_or_null(pkg['release'])) _release = 'RHEL' + pkg['release'];
if (!empty_or_null(pkg['sp'])) sp = pkg['sp'];
if (!empty_or_null(pkg['cpu'])) _cpu = pkg['cpu'];
if (!empty_or_null(pkg['el_string'])) el_string = pkg['el_string'];
if (!empty_or_null(pkg['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = pkg['rpm_spec_vers_cmp'];
if (!empty_or_null(pkg['epoch'])) epoch = pkg['epoch'];
if (!empty_or_null(pkg['allowmaj'])) allowmaj = pkg['allowmaj'];
if (!empty_or_null(pkg['exists_check'])) exists_check = pkg['exists_check'];
if (!empty_or_null(pkg['cves'])) cves = pkg['cves'];
if (reference &&
_release &&
rhel_decide_repo_relative_url_check(required_repo_url_list:repo_relative_urls) &&
(applicable_repo_urls || (!exists_check || 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, cves:cves)) flag++;
}
}
if (flag)
{
var extra = NULL;
if (isnull(applicable_repo_urls) || !applicable_repo_urls) extra = rpm_report_get() + redhat_report_repo_caveat();
else extra = rpm_report_get();
security_report_v4(
port : 0,
severity : SECURITY_HOLE,
extra : extra
);
exit(0);
}
else
{
var tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'kernel-rt / kernel-rt-core / kernel-rt-debug / kernel-rt-debug-core / etc');
}
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14615
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-0427
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24502
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24503
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24504
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24586
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24587
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24588
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26139
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26140
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26141
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26143
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26144
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26145
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26146
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26147
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29368
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29660
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36158
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36312
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36386
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-0129
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20194
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20239
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23133
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28950
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28971
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29155
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29646
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29650
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31440
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31829
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31916
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33033
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33200
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3348
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3489
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3564
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3573
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3600
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3635
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3659
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3679
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3732
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-20166
www.nessus.org/u?7240878e
www.nessus.org/u?ad36b1a5
access.redhat.com/errata/RHSA-2021:4140
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=1875275
bugzilla.redhat.com/show_bug.cgi?id=1902412
bugzilla.redhat.com/show_bug.cgi?id=1903244
bugzilla.redhat.com/show_bug.cgi?id=1905747
bugzilla.redhat.com/show_bug.cgi?id=1906522
bugzilla.redhat.com/show_bug.cgi?id=1912683
bugzilla.redhat.com/show_bug.cgi?id=1913348
bugzilla.redhat.com/show_bug.cgi?id=1919893
bugzilla.redhat.com/show_bug.cgi?id=1921958
bugzilla.redhat.com/show_bug.cgi?id=1923636
bugzilla.redhat.com/show_bug.cgi?id=1930376
bugzilla.redhat.com/show_bug.cgi?id=1930379
bugzilla.redhat.com/show_bug.cgi?id=1930381
bugzilla.redhat.com/show_bug.cgi?id=1941762
bugzilla.redhat.com/show_bug.cgi?id=1941784
bugzilla.redhat.com/show_bug.cgi?id=1945345
bugzilla.redhat.com/show_bug.cgi?id=1945388
bugzilla.redhat.com/show_bug.cgi?id=1946965
bugzilla.redhat.com/show_bug.cgi?id=1948772
bugzilla.redhat.com/show_bug.cgi?id=1951595
bugzilla.redhat.com/show_bug.cgi?id=1957788
bugzilla.redhat.com/show_bug.cgi?id=1959559
bugzilla.redhat.com/show_bug.cgi?id=1959642
bugzilla.redhat.com/show_bug.cgi?id=1959654
bugzilla.redhat.com/show_bug.cgi?id=1959657
bugzilla.redhat.com/show_bug.cgi?id=1959663
bugzilla.redhat.com/show_bug.cgi?id=1960490
bugzilla.redhat.com/show_bug.cgi?id=1960492
bugzilla.redhat.com/show_bug.cgi?id=1960496
bugzilla.redhat.com/show_bug.cgi?id=1960498
bugzilla.redhat.com/show_bug.cgi?id=1960500
bugzilla.redhat.com/show_bug.cgi?id=1960502
bugzilla.redhat.com/show_bug.cgi?id=1960504
bugzilla.redhat.com/show_bug.cgi?id=1964028
bugzilla.redhat.com/show_bug.cgi?id=1964139
bugzilla.redhat.com/show_bug.cgi?id=1965038
bugzilla.redhat.com/show_bug.cgi?id=1965458
bugzilla.redhat.com/show_bug.cgi?id=1966578
bugzilla.redhat.com/show_bug.cgi?id=1969489
bugzilla.redhat.com/show_bug.cgi?id=1975949
bugzilla.redhat.com/show_bug.cgi?id=1976946
bugzilla.redhat.com/show_bug.cgi?id=1981954
bugzilla.redhat.com/show_bug.cgi?id=1989165
bugzilla.redhat.com/show_bug.cgi?id=1995249
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
73.8%