Vulnerability Monitor

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CVE-2018-5390

Linux kernel versions 4.9+ can be forced to make very expensive calls to tcp_collapse_ofo_queue() and tcp_prune_ofo_queue() for every incoming packet which can lead to a denial of service.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 40 products from redhat, from redhat, from redhat and 37 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2018, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2018-08-06T20:29:01.570

Last Modified

2024-11-21T04:08:43.610

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

6.9

Weaknesses

Type: Secondary
CWE-400
Type: Primary
CWE-400

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	redhat	virtualization	4.0	Yes
Operating System	redhat	enterprise_linux_desktop	7.0	Yes
Operating System	redhat	enterprise_linux_server	7.0	Yes
Operating System	redhat	enterprise_linux_server_aus	6.4	Yes
Operating System	redhat	enterprise_linux_server_aus	6.5	Yes
Operating System	redhat	enterprise_linux_server_aus	6.6	Yes
Operating System	redhat	enterprise_linux_server_aus	7.2	Yes
Operating System	redhat	enterprise_linux_server_aus	7.3	Yes
Operating System	redhat	enterprise_linux_server_aus	7.4	Yes
Operating System	redhat	enterprise_linux_server_eus	6.4	Yes
Operating System	redhat	enterprise_linux_server_eus	6.7	Yes
Operating System	redhat	enterprise_linux_server_eus	7.2	Yes
Operating System	redhat	enterprise_linux_server_eus	7.3	Yes
Operating System	redhat	enterprise_linux_server_eus	7.4	Yes
Operating System	redhat	enterprise_linux_server_eus	7.5	Yes
Operating System	redhat	enterprise_linux_server_tus	6.6	Yes
Operating System	redhat	enterprise_linux_server_tus	7.2	Yes
Operating System	redhat	enterprise_linux_server_tus	7.3	Yes
Operating System	redhat	enterprise_linux_server_tus	7.4	Yes
Operating System	redhat	enterprise_linux_workstation	7.0	Yes
Operating System	linux	linux_kernel	< 4.18	Yes
Operating System	linux	linux_kernel	4.18	Yes
Operating System	linux	linux_kernel	4.18	Yes
Operating System	linux	linux_kernel	4.18	Yes
Operating System	linux	linux_kernel	4.18	Yes
Operating System	linux	linux_kernel	4.18	Yes
Operating System	linux	linux_kernel	4.18	Yes
Operating System	canonical	ubuntu_linux	12.04	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	18.04	Yes
Operating System	debian	debian_linux	8.0	Yes
Operating System	debian	debian_linux	9.0	Yes
Application	hp	aruba_airwave_amp	< 8.2.7.1	Yes
Application	hp	aruba_clearpass_policy_manager	≤ 6.6.9	Yes
Application	hp	aruba_clearpass_policy_manager	≤ 6.7.5	Yes
Application	f5	big-ip_access_policy_manager	≤ 11.6.3	Yes
Application	f5	big-ip_access_policy_manager	≤ 12.1.3	Yes
Application	f5	big-ip_access_policy_manager	≤ 13.1.1	Yes
Application	f5	big-ip_access_policy_manager	14.0.0	Yes
Application	f5	big-ip_advanced_firewall_manager	≤ 11.6.3	Yes
Application	f5	big-ip_advanced_firewall_manager	≤ 12.1.3	Yes
Application	f5	big-ip_advanced_firewall_manager	≤ 13.1.1	Yes
Application	f5	big-ip_advanced_firewall_manager	14.0.0	Yes
Application	f5	big-ip_analytics	≤ 11.6.3	Yes
Application	f5	big-ip_analytics	≤ 12.1.3	Yes
Application	f5	big-ip_analytics	≤ 13.1.1	Yes
Application	f5	big-ip_analytics	14.0.0	Yes
Application	f5	big-ip_application_acceleration_manager	≤ 11.6.3	Yes
Application	f5	big-ip_application_acceleration_manager	≤ 12.1.3	Yes
Application	f5	big-ip_application_acceleration_manager	≤ 13.1.1	Yes
Application	f5	big-ip_application_acceleration_manager	14.0.0	Yes
Application	f5	big-ip_application_security_manager	≤ 11.6.3	Yes
Application	f5	big-ip_application_security_manager	≤ 12.1.3	Yes
Application	f5	big-ip_application_security_manager	≤ 13.1.1	Yes
Application	f5	big-ip_application_security_manager	14.0.0	Yes
Application	f5	big-ip_domain_name_system	≤ 11.6.3	Yes
Application	f5	big-ip_domain_name_system	≤ 12.1.3	Yes
Application	f5	big-ip_domain_name_system	≤ 13.1.1	Yes
Application	f5	big-ip_domain_name_system	14.0.0	Yes
Application	f5	big-ip_edge_gateway	≤ 11.6.3	Yes
Application	f5	big-ip_edge_gateway	≤ 12.1.3	Yes
Application	f5	big-ip_edge_gateway	≤ 13.1.1	Yes
Application	f5	big-ip_edge_gateway	14.0.0	Yes
Application	f5	big-ip_fraud_protection_service	≤ 11.6.3	Yes
Application	f5	big-ip_fraud_protection_service	≤ 12.1.3	Yes
Application	f5	big-ip_fraud_protection_service	≤ 13.1.1	Yes
Application	f5	big-ip_fraud_protection_service	14.0.0	Yes
Application	f5	big-ip_global_traffic_manager	≤ 11.6.3	Yes
Application	f5	big-ip_global_traffic_manager	≤ 12.1.3	Yes
Application	f5	big-ip_global_traffic_manager	≤ 13.1.1	Yes
Application	f5	big-ip_global_traffic_manager	14.0.0	Yes
Application	f5	big-ip_link_controller	≤ 11.6.3	Yes
Application	f5	big-ip_link_controller	≤ 12.1.3	Yes
Application	f5	big-ip_link_controller	≤ 13.1.1	Yes
Application	f5	big-ip_link_controller	14.0.0	Yes
Application	f5	big-ip_local_traffic_manager	≤ 11.6.3	Yes
Application	f5	big-ip_local_traffic_manager	≤ 12.1.3	Yes
Application	f5	big-ip_local_traffic_manager	≤ 13.1.1	Yes
Application	f5	big-ip_local_traffic_manager	14.0.0	Yes
Application	f5	big-ip_policy_enforcement_manager	≤ 11.6.3	Yes
Application	f5	big-ip_policy_enforcement_manager	≤ 12.1.3	Yes
Application	f5	big-ip_policy_enforcement_manager	≤ 13.1.1	Yes
Application	f5	big-ip_policy_enforcement_manager	14.0.0	Yes
Application	f5	big-ip_webaccelerator	≤ 11.6.3	Yes
Application	f5	big-ip_webaccelerator	≤ 12.1.3	Yes
Application	f5	big-ip_webaccelerator	≤ 13.1.1	Yes
Application	f5	big-ip_webaccelerator	14.0.0	Yes
Application	f5	traffix_systems_signaling_delivery_controller	≤ 5.1.0	Yes
Application	f5	traffix_systems_signaling_delivery_controller	4.4.0	Yes
Operating System	a10networks	advanced_core_operating_system	3.2.2	Yes
Operating System	a10networks	advanced_core_operating_system	3.2.2	Yes
Operating System	a10networks	advanced_core_operating_system	4.1.0	Yes
Operating System	a10networks	advanced_core_operating_system	4.1.0	Yes
Operating System	a10networks	advanced_core_operating_system	4.1.1	Yes
Operating System	a10networks	advanced_core_operating_system	4.1.2	Yes
Operating System	a10networks	advanced_core_operating_system	4.1.2	Yes
Operating System	a10networks	advanced_core_operating_system	4.1.4	Yes
Operating System	a10networks	advanced_core_operating_system	4.1.4	Yes
Application	cisco	collaboration_meeting_rooms	1.0	Yes
Application	cisco	digital_network_architecture_center	1.2	Yes
Application	cisco	expressway	x8.10	Yes
Application	cisco	expressway	x8.10.1	Yes
Application	cisco	expressway	x8.10.2	Yes
Application	cisco	expressway	x8.10.3	Yes
Application	cisco	expressway	x8.10.4	Yes
Application	cisco	expressway	x8.11	Yes
Application	cisco	expressway_series	-	Yes
Application	cisco	meeting_management	1.0	Yes
Application	cisco	meeting_management	1.0.1	Yes
Application	cisco	network_assurance_engine	2.1\(1a\)	Yes
Application	cisco	threat_grid-cloud	-	Yes
Application	cisco	webex_hybrid_data_security	-	Yes
Application	cisco	webex_video_mesh	-	Yes
Operating System	cisco	telepresence_video_communication_server_firmware	x8.10	Yes
Operating System	cisco	telepresence_video_communication_server_firmware	x8.10.1	Yes
Operating System	cisco	telepresence_video_communication_server_firmware	x8.10.2	Yes
Operating System	cisco	telepresence_video_communication_server_firmware	x8.10.3	Yes
Operating System	cisco	telepresence_video_communication_server_firmware	x8.10.4	Yes
Operating System	cisco	telepresence_video_communication_server_firmware	x8.11	Yes
Hardware	cisco	telepresence_video_communication_server	-	No
Operating System	cisco	telepresence_conductor_firmware	xc4.3	Yes
Operating System	cisco	telepresence_conductor_firmware	xc4.3.1	Yes
Operating System	cisco	telepresence_conductor_firmware	xc4.3.2	Yes
Operating System	cisco	telepresence_conductor_firmware	xc4.3.3	Yes
Operating System	cisco	telepresence_conductor_firmware	xc4.3.4	Yes
Hardware	cisco	telepresence_conductor	-	No

References

http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2018-004.txt Third Party Advisory ([email protected])
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20181031-02-linux-en Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2019/06/28/2 Mailing List, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2019/07/06/3 Mailing List, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2019/07/06/4 Mailing List, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/104976 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1041424 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1041434 Third Party Advisory, VDB Entry ([email protected])
https://access.redhat.com/errata/RHSA-2018:2384 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:2395 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:2402 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:2403 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:2645 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:2776 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:2785 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:2789 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:2790 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:2791 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:2924 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:2933 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:2948 Third Party Advisory ([email protected])
https://cert-portal.siemens.com/productcert/pdf/ssa-377115.pdf Third Party Advisory ([email protected])
https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=1a4f14bab1868b443f0dd3c55b689a478f82e72e Patch, Vendor Advisory ([email protected])
https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0 Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2018/08/msg00014.html Third Party Advisory ([email protected])
https://security.netapp.com/advisory/ntap-20180815-0003/ Third Party Advisory ([email protected])
https://support.f5.com/csp/article/K95343321 Third Party Advisory ([email protected])
https://support.f5.com/csp/article/K95343321?utm_source=f5support&amp%3Butm_medium=RSS ([email protected])
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180824-linux-tcp Third Party Advisory ([email protected])
https://usn.ubuntu.com/3732-1/ Third Party Advisory ([email protected])
https://usn.ubuntu.com/3732-2/ Third Party Advisory ([email protected])
https://usn.ubuntu.com/3741-1/ Third Party Advisory ([email protected])
https://usn.ubuntu.com/3741-2/ Third Party Advisory ([email protected])
https://usn.ubuntu.com/3742-1/ Third Party Advisory ([email protected])
https://usn.ubuntu.com/3742-2/ Third Party Advisory ([email protected])
https://usn.ubuntu.com/3763-1/ Third Party Advisory ([email protected])
https://www.a10networks.com/support/security-advisories/tcp-ip-cve-2018-5390-segmentsmack Mitigation, Third Party Advisory ([email protected])
https://www.debian.org/security/2018/dsa-4266 Third Party Advisory ([email protected])
https://www.kb.cert.org/vuls/id/962459 Third Party Advisory, US Government Resource ([email protected])
https://www.oracle.com/security-alerts/cpujul2020.html Third Party Advisory ([email protected])
https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html Patch, Third Party Advisory ([email protected])
https://www.synology.com/support/security/Synology_SA_18_41 Third Party Advisory ([email protected])
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2018-004.txt Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20181031-02-linux-en Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2019/06/28/2 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2019/07/06/3 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2019/07/06/4 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/104976 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1041424 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1041434 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2384 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2395 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2402 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2403 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2645 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2776 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2785 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2789 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2790 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2791 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2924 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2933 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2948 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://cert-portal.siemens.com/productcert/pdf/ssa-377115.pdf Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=1a4f14bab1868b443f0dd3c55b689a478f82e72e Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2018/08/msg00014.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20180815-0003/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.f5.com/csp/article/K95343321 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.f5.com/csp/article/K95343321?utm_source=f5support&amp%3Butm_medium=RSS (af854a3a-2127-422b-91ae-364da2661108)
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180824-linux-tcp Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3732-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3732-2/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3741-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3741-2/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3742-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3742-2/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3763-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.a10networks.com/support/security-advisories/tcp-ip-cve-2018-5390-segmentsmack Mitigation, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2018/dsa-4266 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.kb.cert.org/vuls/id/962459 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
https://www.oracle.com/security-alerts/cpujul2020.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.synology.com/support/security/Synology_SA_18_41 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For redhat's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.