Upstream information
Description
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.SUSE information
Overall state of this security issue: Running
This issue is currently rated as having important severity.
National Vulnerability Database | |
---|---|
Base Score | 7.8 |
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 |
National Vulnerability Database | SUSE | |
---|---|---|
Base Score | 7.5 | 7.5 |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Access Vector | Network | Network |
Access Complexity | Low | Low |
Privileges Required | None | None |
User Interaction | None | None |
Scope | Unchanged | Unchanged |
Confidentiality Impact | None | None |
Integrity Impact | None | None |
Availability Impact | High | High |
CVSSv3 Version | 3.1 | 3 |
Note from the SUSE Security Team
This issue affects Linux Kernels 4.9 up to 4.17.11. Only SUSE Linux Enterprise 15 and openSUSE Leap 15.0 are affected by this problem and have received patches. SUSE Bugzilla entries: 1087082 [RESOLVED / FIXED], 1102340 [RESOLVED / FIXED], 1102682 [RESOLVED / FIXED], 1103097 [NEW], 1103098 [RESOLVED / FIXED], 1144973 [NEW], 1149475 [NEW] SUSE Security Advisories:- BLOG-SEGMENTSMACK, published Mon Aug 6 19:00:00 CEST 2018
- SUSE-SU-2018:2222-1, published Mon Aug 6 16:07:38 MDT 2018
- SUSE-SU-2018:2223-1, published Mon Aug 6 16:31:35 MDT 2018
- SUSE-SU-2018:2328-1, published Tue Aug 14 16:07:40 MDT 2018
- SUSE-SU-2018:2344-1, published Thu Aug 16 04:12:50 MDT 2018
- SUSE-SU-2018:2344-2, published Thu Oct 18 12:09:10 MDT 2018
- SUSE-SU-2018:2374-1, published Thu Aug 16 07:09:22 MDT 2018
- SUSE-SU-2018:2472-1, published Tue Aug 21 13:07:32 MDT 2018
- SUSE-SU-2018:2474-1, published Tue Aug 21 13:08:52 MDT 2018
- SUSE-SU-2018:2596-1, published Mon Sep 3 13:09:59 MDT 2018
- SUSE-SU-2018:2787-1, published Fri Sep 21 07:16:02 MDT 2018
- SUSE-SU-2018:2860-1, published Tue Sep 25 13:08:02 MDT 2018
- SUSE-SU-2018:2864-1, published Tue Sep 25 13:30:40 MDT 2018
- SUSE-SU-2018:2960-1, published Mon Oct 1 10:08:29 MDT 2018
- SUSE-SU-2018:2961-1, published Mon Oct 1 13:08:02 MDT 2018
- SUSE-SU-2018:2962-1, published
- SUSE-SU-2018:2963-1, published
- SUSE-SU-2018:3029-1, published Fri Oct 5 10:14:58 MDT 2018
- SUSE-SU-2018:3172-1, published Tue Oct 16 16:11:58 MDT 2018
- SUSE-SU-2018:3265-1, published Mon Oct 22 07:08:30 MDT 2018
- SUSE-SU-2018:3328-1, published Tue Oct 23 10:10:49 MDT 2018
- SUSE-SU-2018:3470-1, published Thu Oct 25 16:10:38 MDT 2018
- SUSE-SU-2018:3789-1, published Fri Nov 16 13:20:04 MST 2018
- SUSE-SU-2019:0955-1, published Tue Apr 16 10:09:28 MDT 2019
- SUSE-SU-2019:14127-1, published Thu Jul 18 16:10:32 MDT 2019
- SUSE-SU-2019:1425-1, published Wed Jun 5 07:10:48 MDT 2019
- SUSE-SU-2019:1767-1, published Mon Jul 8 10:10:55 MDT 2019
- SUSE-SU-2019:1870-1, published Wed Jul 17 10:11:23 MDT 2019
- SUSE-SU-2019:2230-1, published Wed Aug 28 07:12:00 MDT 2019
- SUSE-SU-2019:2601-1, published Tue Oct 8 10:13:20 MDT 2019
- SUSE-SU-2019:2821-1, published Wed Oct 30 08:12:39 MDT 2019
- TID000019282, published Mon Mar 9 15:51:14 CET 2020
- TID7023243, published Mon Aug 6 18:49:18 UTC 2018
- openSUSE-SU-2018:2242-1, published Tue, 7 Aug 2018 21:10:43 +0200 (CEST)
- openSUSE-SU-2018:2404-1, published Fri, 17 Aug 2018 12:20:07 +0200 (CEST)
List of released packages
Product(s) | Fixed package version(s) | References |
---|---|---|
Image SLES15-EC2-CHOST-HVM-BYOS |
| |
Openstack Cloud Magnum Orchestration 7 |
| Patchnames: SUSE-OpenStack-Cloud-Magnum-Orchestration-7-2018-1603 |
SUSE CaaS Platform 3.0 |
| Patchnames: SUSE-CAASP-3.0-2018-1566 |
SUSE CaaS Platform ALL |
| Patchnames: SUSE-CAASP-ALL-2018-1566 |
SUSE Enterprise Storage 4 |
| Patchnames: SUSE-Storage-4-2018-1603 |
SUSE Linux Enterprise Build System Kit 12 SP3 |
| Patchnames: SUSE-SLE-BSK-12-SP3-2018-1566 |
SUSE Linux Enterprise Desktop 12 SP3 |
| Patchnames: SUSE-SLE-DESKTOP-12-SP3-2018-1566 |
SUSE Linux Enterprise Desktop 12 SP4 |
| |
SUSE Linux Enterprise High Availability 12 SP2 |
| Patchnames: SUSE-SLE-HA-12-SP2-2018-1603 |
SUSE Linux Enterprise High Availability 12 SP3 |
| Patchnames: SUSE-SLE-HA-12-SP3-2018-1566 |
SUSE Linux Enterprise High Availability 12 SP4 |
| |
SUSE Linux Enterprise High Availability 12 SP5 |
| |
SUSE Linux Enterprise High Availability 15 SP1 |
| |
SUSE Linux Enterprise High Availability 15 |
| Patchnames: SUSE-SLE-Product-HA-15-2018-1504 |
SUSE Linux Enterprise High Performance Computing 12 SP5 |
| |
SUSE Linux Enterprise Live Patching 12 SP3 |
| Patchnames: SUSE-SLE-Live-Patching-12-SP3-2018-1566 SUSE-SLE-Live-Patching-12-SP3-2018-2098 SUSE-SLE-Live-Patching-12-SP3-2018-2099 SUSE-SLE-Live-Patching-12-SP3-2018-2100 SUSE-SLE-Live-Patching-12-SP3-2018-2101 SUSE-SLE-Live-Patching-12-SP3-2018-2102 SUSE-SLE-Live-Patching-12-SP3-2018-2103 SUSE-SLE-Live-Patching-12-SP3-2018-2104 SUSE-SLE-Live-Patching-12-SP3-2018-2105 SUSE-SLE-Live-Patching-12-SP3-2018-2106 SUSE-SLE-Live-Patching-12-SP3-2018-2107 SUSE-SLE-Live-Patching-12-SP3-2018-2108 SUSE-SLE-Live-Patching-12-SP3-2018-2109 SUSE-SLE-Live-Patching-12-SP3-2018-2110 SUSE-SLE-Live-Patching-12-SP3-2018-2152 SUSE-SLE-Live-Patching-12-SP3-2018-2153 |
SUSE Linux Enterprise Module for Basesystem 15 SP1 |
| |
SUSE Linux Enterprise Module for Basesystem 15 SP2 |
| |
SUSE Linux Enterprise Module for Basesystem 15 |
| Patchnames: SUSE-SLE-Module-Basesystem-15-2018-1504 |
SUSE Linux Enterprise Module for Development Tools 15 SP1 |
| |
SUSE Linux Enterprise Module for Development Tools 15 |
| Patchnames: SUSE-SLE-Module-Development-Tools-15-2018-1504 |
SUSE Linux Enterprise Module for Legacy Software 15 SP1 |
| |
SUSE Linux Enterprise Module for Legacy Software 15 |
| Patchnames: SUSE-SLE-Module-Legacy-15-2018-1504 |
SUSE Linux Enterprise Module for Live Patching 15 |
| Patchnames: SUSE-SLE-Module-Live-Patching-15-2018-1504 SUSE-SLE-Module-Live-Patching-15-2018-1737 SUSE-SLE-Module-Live-Patching-15-2018-1739 |
SUSE Linux Enterprise Module for Public Cloud 12 |
| Patchnames: SUSE-SLE-Module-Public-Cloud-12-2019-1870 |
SUSE Linux Enterprise Module for Public Cloud 15 SP2 |
| |
SUSE Linux Enterprise Module for Public Cloud 15 |
| Patchnames: SUSE-SLE-Module-Public-Cloud-15-2018-1505 |
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT |
| Patchnames: SUSE-SLE-POS-12-SP2-CLIENT-2018-1603 |
SUSE Linux Enterprise Real Time Extension 12 SP3 |
| Patchnames: SUSE-SLE-RT-12-SP3-2018-1827 |
SUSE Linux Enterprise Server 11 SP4-LTSS SUSE Linux Enterprise Server for SAP Applications 11 SP4-LTSS |
| Patchnames: slessp4-kernel-source-14127 |
SUSE Linux Enterprise Server 12 SP1-LTSS SUSE Linux Enterprise Server for SAP Applications 12 SP1-LTSS |
| Patchnames: SUSE-SLE-SERVER-12-SP1-2018-2085 SUSE-SLE-SERVER-12-SP1-2018-2086 SUSE-SLE-SERVER-12-SP1-2018-2087 SUSE-SLE-SERVER-12-SP1-2018-2088 SUSE-SLE-SERVER-12-SP1-2018-2089 SUSE-SLE-SERVER-12-SP1-2018-2090 SUSE-SLE-SERVER-12-SP1-2018-2091 SUSE-SLE-SERVER-12-SP1-2018-2092 SUSE-SLE-SERVER-12-SP1-2018-2093 SUSE-SLE-SERVER-12-SP1-2018-2094 SUSE-SLE-SERVER-12-SP1-2018-2274 SUSE-SLE-SERVER-12-SP1-2018-2394 SUSE-SLE-SERVER-12-SP1-2019-1424 SUSE-SLE-SERVER-12-SP1-2019-1767 SUSE-SLE-SERVER-12-SP1-2019-1870 SUSE-SLE-SERVER-12-SP1-2019-2821 |
SUSE Linux Enterprise Server 12 SP2-BCL SUSE Linux Enterprise Server for SAP Applications 12 SP2-BCL |
| Patchnames: SUSE-SLE-SERVER-12-SP2-BCL-2018-1603 |
SUSE Linux Enterprise Server 12 SP2-ESPOS SUSE Linux Enterprise Server for SAP Applications 12 SP2-ESPOS |
| Patchnames: SUSE-SLE-SERVER-12-SP2-ESPOS-2018-1603 SUSE-SLE-SERVER-12-SP2-ESPOS-2018-2483 SUSE-SLE-SERVER-12-SP2-ESPOS-2018-2688 SUSE-SLE-SERVER-12-SP2-ESPOS-2019-1425 SUSE-SLE-SERVER-12-SP2-ESPOS-2019-1766 SUSE-SLE-SERVER-12-SP2-ESPOS-2019-2230 SUSE-SLE-SERVER-12-SP2-ESPOS-2019-2601 SUSE-SLE-SERVER-12-SP2-ESPOS-2019-793 SUSE-SLE-SERVER-12-SP2-ESPOS-2019-955 |
SUSE Linux Enterprise Server 12 SP2-LTSS SUSE Linux Enterprise Server for SAP Applications 12 SP2-LTSS |
| Patchnames: SUSE-SLE-SERVER-12-SP2-2018-1603 SUSE-SLE-SERVER-12-SP2-2018-2006 SUSE-SLE-SERVER-12-SP2-2018-2007 SUSE-SLE-SERVER-12-SP2-2018-2008 SUSE-SLE-SERVER-12-SP2-2018-2009 SUSE-SLE-SERVER-12-SP2-2018-2010 SUSE-SLE-SERVER-12-SP2-2018-2011 SUSE-SLE-SERVER-12-SP2-2018-2012 SUSE-SLE-SERVER-12-SP2-2018-2013 SUSE-SLE-SERVER-12-SP2-2018-2014 SUSE-SLE-SERVER-12-SP2-2018-2015 SUSE-SLE-SERVER-12-SP2-2018-2016 SUSE-SLE-SERVER-12-SP2-2018-2017 SUSE-SLE-SERVER-12-SP2-2018-2483 SUSE-SLE-SERVER-12-SP2-2018-2688 SUSE-SLE-SERVER-12-SP2-2019-1425 SUSE-SLE-SERVER-12-SP2-2019-1766 SUSE-SLE-SERVER-12-SP2-2019-2230 SUSE-SLE-SERVER-12-SP2-2019-2601 SUSE-SLE-SERVER-12-SP2-2019-793 SUSE-SLE-SERVER-12-SP2-2019-955 |
SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP3 |
| Patchnames: SUSE-SLE-SERVER-12-SP3-2018-1566 SUSE-SLE-SERVER-12-SP3-2018-1606 |
SUSE Linux Enterprise Server 12 SP4 |
| |
SUSE Linux Enterprise Server 12 SP5 |
| |
SUSE Linux Enterprise Server 12-LTSS SUSE Linux Enterprise Server for SAP Applications 12-LTSS |
| Patchnames: SUSE-SLE-SERVER-12-2018-1951 SUSE-SLE-SERVER-12-2018-1952 SUSE-SLE-SERVER-12-2018-1953 SUSE-SLE-SERVER-12-2018-1954 SUSE-SLE-SERVER-12-2018-1955 SUSE-SLE-SERVER-12-2018-1956 SUSE-SLE-SERVER-12-2018-1957 SUSE-SLE-SERVER-12-2018-1958 SUSE-SLE-SERVER-12-2018-1959 SUSE-SLE-SERVER-12-2018-1960 SUSE-SLE-SERVER-12-2018-1961 SUSE-SLE-SERVER-12-2018-2355 SUSE-SLE-SERVER-12-2019-1420 |
SUSE Linux Enterprise Server for SAP Applications 12 SP1 |
| Patchnames: SUSE-SLE-SAP-12-SP1-2018-2085 SUSE-SLE-SAP-12-SP1-2018-2086 SUSE-SLE-SAP-12-SP1-2018-2087 SUSE-SLE-SAP-12-SP1-2018-2088 SUSE-SLE-SAP-12-SP1-2018-2089 SUSE-SLE-SAP-12-SP1-2018-2090 SUSE-SLE-SAP-12-SP1-2018-2091 SUSE-SLE-SAP-12-SP1-2018-2092 SUSE-SLE-SAP-12-SP1-2018-2093 SUSE-SLE-SAP-12-SP1-2018-2094 SUSE-SLE-SAP-12-SP1-2019-1424 SUSE-SLE-SAP-12-SP1-2019-1767 SUSE-SLE-SAP-12-SP1-2019-1870 SUSE-SLE-SAP-12-SP1-2019-2821 |
SUSE Linux Enterprise Server for SAP Applications 12 SP2 |
| Patchnames: SUSE-SLE-SAP-12-SP2-2018-1603 SUSE-SLE-SAP-12-SP2-2018-2006 SUSE-SLE-SAP-12-SP2-2018-2007 SUSE-SLE-SAP-12-SP2-2018-2008 SUSE-SLE-SAP-12-SP2-2018-2009 SUSE-SLE-SAP-12-SP2-2018-2010 SUSE-SLE-SAP-12-SP2-2018-2011 SUSE-SLE-SAP-12-SP2-2018-2012 SUSE-SLE-SAP-12-SP2-2018-2013 SUSE-SLE-SAP-12-SP2-2018-2014 SUSE-SLE-SAP-12-SP2-2018-2015 SUSE-SLE-SAP-12-SP2-2018-2016 SUSE-SLE-SAP-12-SP2-2018-2017 SUSE-SLE-SAP-12-SP2-2018-2483 SUSE-SLE-SAP-12-SP2-2018-2688 SUSE-SLE-SAP-12-SP2-2019-1425 SUSE-SLE-SAP-12-SP2-2019-1766 SUSE-SLE-SAP-12-SP2-2019-2230 SUSE-SLE-SAP-12-SP2-2019-2601 SUSE-SLE-SAP-12-SP2-2019-793 SUSE-SLE-SAP-12-SP2-2019-955 |
SUSE Linux Enterprise Software Development Kit 12 SP3 |
| Patchnames: SUSE-SLE-SDK-12-SP3-2018-1566 SUSE-SLE-SDK-12-SP3-2018-1606 |
SUSE Linux Enterprise Software Development Kit 12 SP4 |
| |
SUSE Linux Enterprise Software Development Kit 12 SP5 |
| |
SUSE Linux Enterprise Workstation Extension 12 SP3 |
| Patchnames: SUSE-SLE-WE-12-SP3-2018-1566 |
SUSE Linux Enterprise Workstation Extension 12 SP4 |
| |
SUSE Linux Enterprise Workstation Extension 12 SP5 |
| |
SUSE Linux Enterprise Workstation Extension 15 SP1 |
| |
SUSE Linux Enterprise Workstation Extension 15 |
| Patchnames: SUSE-SLE-Product-WE-15-2018-1504 |
SUSE OpenStack Cloud 7 |
| Patchnames: SUSE-OpenStack-Cloud-7-2018-1603 |
openSUSE Leap 15.0 |
| Patchnames: openSUSE-2019-597 |
openSUSE Leap 42.3 |
| Patchnames: openSUSE-2018-885 |
Status of this issue by product and package
Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.
Product(s) | Source package | State |
---|---|---|
SLES for SAP Applications | kernel-default | Affected |
SLES for SAP Applications | kernel-source | Affected |
SUSE Linux Enterprise Desktop 12 SP3 | kernel-default | Released |
SUSE Linux Enterprise Desktop 12 SP3 | kernel-source | Released |
SUSE Linux Enterprise Desktop 12 SP4 | kernel-default | Released |
SUSE Linux Enterprise Desktop 12 SP4 | kernel-source | Released |
SUSE Linux Enterprise High Performance Computing 12 SP4 | kernel-default | Released |
SUSE Linux Enterprise High Performance Computing 12 SP4 | kernel-source | Released |
SUSE Linux Enterprise Module for Basesystem 15 | kernel-default | Released |
SUSE Linux Enterprise Module for Basesystem 15 | kernel-source | Released |
SUSE Linux Enterprise Module for Development Tools 15 | kernel-default | Released |
SUSE Linux Enterprise Module for Development Tools 15 | kernel-source | Released |
SUSE Linux Enterprise Module for Public Cloud 12 | kernel-ec2 | Released |
SUSE Linux Enterprise Server 11 SP3 LTSS | kernel-default | Affected |
SUSE Linux Enterprise Server 11 SP3 LTSS | kernel-source | Affected |
SUSE Linux Enterprise Server 11 SP4 | kernel-default | Analysis |
SUSE Linux Enterprise Server 11 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Server 11 SP4 LTSS | kernel-default | Released |
SUSE Linux Enterprise Server 11 SP4 LTSS | kernel-source | Released |
SUSE Linux Enterprise Server 12 LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP1 LTSS | kernel-default | Released |
SUSE Linux Enterprise Server 12 SP1 LTSS | kernel-source | Released |
SUSE Linux Enterprise Server 12 SP2 LTSS | kernel-default | Released |
SUSE Linux Enterprise Server 12 SP2 LTSS | kernel-source | Released |
SUSE Linux Enterprise Server 12 SP3 | kernel-default | Released |
SUSE Linux Enterprise Server 12 SP3 | kernel-source | Released |
SUSE Linux Enterprise Server 12 SP4 | kernel-default | Released |
SUSE Linux Enterprise Server 12 SP4 | kernel-source | Released |
SUSE Linux Enterprise Server for SAP Applications 12 | kernel-default | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 SP2 | kernel-default | Released |
SUSE Linux Enterprise Server for SAP Applications 12 SP2 | kernel-source | Released |
SUSE Linux Enterprise Server for SAP Applications 12 SP3 | kernel-default | Released |
SUSE Linux Enterprise Server for SAP Applications 12 SP3 | kernel-source | Released |
SUSE Linux Enterprise Server for SAP Applications 12 SP4 | kernel-default | Released |
SUSE Linux Enterprise Server for SAP Applications 12 SP4 | kernel-source | Released |