Upstream information
Description
net/ipv4/tcp_input.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hijack TCP sessions via a blind in-window attack.SUSE information
Overall state of this security issue: Running
This issue is currently rated as having moderate severity.
National Vulnerability Database | SUSE | |
---|---|---|
Base Score | 5.8 | 4.3 |
Vector | AV:N/AC:M/Au:N/C:N/I:P/A:P | AV:N/AC:M/Au:N/C:P/I:N/A:N |
Access Vector | Network | Network |
Access Complexity | Medium | Medium |
Authentication | None | None |
Confidentiality Impact | None | Partial |
Integrity Impact | Partial | None |
Availability Impact | Partial | None |
National Vulnerability Database | |
---|---|
Base Score | 4.8 |
Vector | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L |
Access Vector | Network |
Access Complexity | High |
Privileges Required | None |
User Interaction | None |
Scope | Unchanged |
Confidentiality Impact | None |
Integrity Impact | Low |
Availability Impact | Low |
CVSSv3 Version | 3 |
Note from the SUSE Security Team
This issue affects SUSE Linux Enterprise 12, SUSE Linux Enterprise 11 SP3 and SP4. Older versions of SUSE Linux Enterprise are not affected. SUSE Bugzilla entries: 1175721 [NEW], 989152 [RESOLVED / FIXED], 994167 [NEW] SUSE Security Advisories:- SUSE-SU-2016:2245-1, published Tue, 6 Sep 2016 15:08:57 +0200 (CEST)
- SUSE-SU-2016:2912-1, published Fri, 25 Nov 2016 17:07:36 +0100 (CET)
- SUSE-SU-2016:2976-1, published Fri, 2 Dec 2016 16:14:43 +0100 (CET)
- SUSE-SU-2016:3069-1, published Fri, 9 Dec 2016 18:11:19 +0100 (CET)
- SUSE-SU-2016:3304-1, published Fri, 30 Dec 2016 18:09:32 +0100 (CET)
- SUSE-SU-2017:0437-1, published Thu, 9 Feb 2017 21:08:33 +0100 (CET)
- SUSE-SU-2017:0471-1, published Wed, 15 Feb 2017 21:07:58 +0100 (CET)
- SUSE-SU-2017:1102-1, published Tue, 25 Apr 2017 21:08:55 +0200 (CEST)
- openSUSE-SU-2016:2290-1, published Mon, 12 Sep 2016 14:11:24 +0200 (CEST)
- openSUSE-SU-2016:2625-1, published Tue, 25 Oct 2016 19:06:08 +0200 (CEST)
- openSUSE-SU-2016:3021-1, published Tue, 6 Dec 2016 13:08:43 +0100 (CET)
List of released packages
Product(s) | Fixed package version(s) | References |
---|---|---|
SUSE Linux Enterprise Build System Kit 12 SP1 |
| Patchnames: SUSE-SLE-BSK-12-SP1-2016-1700 |
SUSE Linux Enterprise Desktop 12 SP1 |
| Patchnames: SUSE-SLE-DESKTOP-12-SP1-2016-1700 |
SUSE Linux Enterprise Desktop 12 SP2 |
| |
SUSE Linux Enterprise Desktop 12 SP3 |
| |
SUSE Linux Enterprise High Availability 12 SP2 |
| |
SUSE Linux Enterprise High Availability 12 SP3 |
| |
SUSE Linux Enterprise Live Patching 12 |
| Patchnames: SUSE-SLE-Live-Patching-12-2016-1700 |
SUSE Linux Enterprise Module for Public Cloud 12 |
| Patchnames: SUSE-SLE-Module-Public-Cloud-12-2016-1700 SUSE-SLE-Module-Public-Cloud-12-2017-247 |
SUSE Linux Enterprise Point of Sale 11 SP3 |
| Patchnames: sleposp3-kernel-12730 |
SUSE Linux Enterprise Real Time Extension 11 SP4 |
| Patchnames: slertesp4-kernel-13074 slertesp4-kernel-source-12880 |
SUSE Linux Enterprise Real Time Extension 12 SP1 |
| Patchnames: SUSE-SLE-RT-12-SP1-2016-1938 |
SUSE Linux Enterprise Server 11 SP3-LTSS SUSE Linux Enterprise Server for SAP Applications 11 SP3-LTSS |
| Patchnames: slessp3-kernel-12730 |
SUSE Linux Enterprise Server 11 SP4 SUSE Linux Enterprise Server for SAP Applications 11 SP4 |
| Patchnames: slessp4-kernel-12869 slessp4-kernel-12977 |
SUSE Linux Enterprise Server 12 SP1 SUSE Linux Enterprise Server for SAP Applications 12 SP1 |
| Patchnames: SUSE-SLE-SERVER-12-SP1-2016-1700 |
SUSE Linux Enterprise Server 12 SP2 |
| |
SUSE Linux Enterprise Server 12 SP3 |
| |
SUSE Linux Enterprise Server 12-LTSS SUSE Linux Enterprise Server for SAP Applications 12-LTSS |
| Patchnames: SUSE-SLE-SERVER-12-2017-247 |
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 |
| |
SUSE Linux Enterprise Server for SAP Applications 12 |
| Patchnames: SUSE-SLE-SAP-12-2017-247 |
SUSE Linux Enterprise Software Development Kit 11 SP4 |
| Patchnames: sdksp4-kernel-12869 sdksp4-kernel-12977 |
SUSE Linux Enterprise Software Development Kit 12 SP1 |
| Patchnames: SUSE-SLE-SDK-12-SP1-2016-1700 |
SUSE Linux Enterprise Software Development Kit 12 SP2 |
| |
SUSE Linux Enterprise Software Development Kit 12 SP3 |
| |
SUSE Linux Enterprise Workstation Extension 12 SP1 |
| Patchnames: SUSE-SLE-WE-12-SP1-2016-1700 |
SUSE Linux Enterprise Workstation Extension 12 SP2 |
| |
SUSE Linux Enterprise Workstation Extension 12 SP3 |
| |
SUSE Manager 2.1 |
| Patchnames: sleman21-kernel-12730 |
SUSE Manager Proxy 2.1 |
| Patchnames: slemap21-kernel-12730 |
SUSE OpenStack Cloud 5 |
| Patchnames: sleclo50sp3-kernel-12730 |
openSUSE 13.1 |
| Patchnames: openSUSE-2016-1410 |
openSUSE Leap 42.1 |
| Patchnames: openSUSE-2016-1076 |
openSUSE Leap 42.2 |
| Patchnames: openSUSE Leap 42.2 GA kernel-default |
openSUSE Leap 42.3 |
| Patchnames: openSUSE Leap 42.3 GA kernel-default |
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 |
---|---|---|
Carwos 1 | kernel-source-rt | Analysis |
HPE Helion OpenStack 8 | kernel-default | Analysis |
HPE Helion OpenStack 8 | kernel-source | Analysis |
HPE Helion OpenStack 8 | kernel-source-azure | Analysis |
SLES for SAP Applications | kernel-default | Analysis |
SLES for SAP Applications | kernel-source | Analysis |
SLES_LTSS-10-SP4 | kernel-default | Not affected |
SLES_LTSS-10-SP4 | kernel-source | Not affected |
SUSE CaaS Platform 4.0 | kernel-default | Analysis |
SUSE CaaS Platform 4.0 | kernel-source | Analysis |
SUSE CaaS Platform 4.0 | kernel-source-azure | Analysis |
SUSE Enterprise Storage 5 | kernel-default | Analysis |
SUSE Enterprise Storage 5 | kernel-source | Analysis |
SUSE Enterprise Storage 5 | kernel-source-azure | Analysis |
SUSE Enterprise Storage 6 | kernel-default | Analysis |
SUSE Enterprise Storage 6 | kernel-source | Analysis |
SUSE Enterprise Storage 6 | kernel-source-azure | Analysis |
SUSE Linux Enterprise 12 Module for Public Cloud | kernel-ec2 | Released |
SUSE Linux Enterprise 15 Module for Basesystem | kernel-default | Analysis |
SUSE Linux Enterprise 15 Module for Basesystem | kernel-source | Analysis |
SUSE Linux Enterprise 15 Module for Development Tools | kernel-default | Analysis |
SUSE Linux Enterprise 15 Module for Development Tools | kernel-source | Analysis |
SUSE Linux Enterprise 15 Module for Public Cloud | kernel-source-azure | Analysis |
SUSE Linux Enterprise 15-SP1 Module for Basesystem | kernel-default | Analysis |
SUSE Linux Enterprise 15-SP1 Module for Basesystem | kernel-source | Analysis |
SUSE Linux Enterprise 15-SP1 Module for Development Tools | kernel-default | Analysis |
SUSE Linux Enterprise 15-SP1 Module for Development Tools | kernel-source | Analysis |
SUSE Linux Enterprise 15-SP1 Module for Public Cloud | kernel-source-azure | Analysis |
SUSE Linux Enterprise 15-SP2 Module for Basesystem | kernel-default | Analysis |
SUSE Linux Enterprise 15-SP2 Module for Basesystem | kernel-source | Analysis |
SUSE Linux Enterprise 15-SP2 Module for Development Tools | kernel-default | Analysis |
SUSE Linux Enterprise 15-SP2 Module for Development Tools | kernel-source | Analysis |
SUSE Linux Enterprise 15-SP2 Module for Public Cloud | kernel-source-azure | Analysis |
SUSE Linux Enterprise Desktop 11 SP3 | kernel-default | Released |
SUSE Linux Enterprise Desktop 11 SP3 | kernel-source | Released |
SUSE Linux Enterprise Desktop 11 SP4 | kernel-default | Released |
SUSE Linux Enterprise Desktop 11 SP4 | kernel-source | Released |
SUSE Linux Enterprise Desktop 12 | kernel-default | Affected |
SUSE Linux Enterprise Desktop 12 | kernel-source | Affected |
SUSE Linux Enterprise Desktop 12 SP1 | kernel-default | Released |
SUSE Linux Enterprise Desktop 12 SP1 | kernel-source | Released |
SUSE Linux Enterprise Desktop 12 SP3 | kernel-default | Analysis |
SUSE Linux Enterprise Desktop 12 SP3 | kernel-source | Analysis |
SUSE Linux Enterprise Desktop 12 SP4 | kernel-default | Analysis |
SUSE Linux Enterprise Desktop 12 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 12 SP4 | kernel-default | Analysis |
SUSE Linux Enterprise High Performance Computing 12 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 12 SP5 | kernel-default | Analysis |
SUSE Linux Enterprise High Performance Computing 12 SP5 | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 12 SP5 | kernel-source-azure | Analysis |
SUSE Linux Enterprise High Performance Computing 15 LTSS | kernel-default | Analysis |
SUSE Linux Enterprise High Performance Computing 15 LTSS | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS | kernel-default | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS | kernel-source-azure | Analysis |
SUSE Linux Enterprise Point of Service 11 SP3 | kernel-default | Analysis |
SUSE Linux Enterprise Point of Service 11 SP3 | kernel-source | Analysis |
SUSE Linux Enterprise Point of Service Image Server 12 | kernel-default | Analysis |
SUSE Linux Enterprise Point of Service Image Server 12 | kernel-source | Analysis |
SUSE Linux Enterprise Real Time 12 SP4 | kernel-source-rt | Analysis |
SUSE Linux Enterprise Real Time 12 SP5 | kernel-source-rt | Analysis |
SUSE Linux Enterprise Server 11 SP2 LTSS | kernel-default | Not affected |
SUSE Linux Enterprise Server 11 SP2 LTSS | kernel-source | Not affected |
SUSE Linux Enterprise Server 11 SP3 | kernel-default | Released |
SUSE Linux Enterprise Server 11 SP3 | kernel-source | Released |
SUSE Linux Enterprise Server 11 SP3 LTSS | kernel-default | Released |
SUSE Linux Enterprise Server 11 SP3 LTSS | kernel-source | Released |
SUSE Linux Enterprise Server 11 SP3 for VMware | kernel-default | Released |
SUSE Linux Enterprise Server 11 SP3 for VMware | kernel-source | Released |
SUSE Linux Enterprise Server 11 SP4 | kernel-default | Released |
SUSE Linux Enterprise Server 11 SP4 | kernel-source | Released |
SUSE Linux Enterprise Server 11 SP4 LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 11 SP4 LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 | kernel-default | Affected |
SUSE Linux Enterprise Server 12 | kernel-source | Affected |
SUSE Linux Enterprise Server 12 LTSS | kernel-default | Released |
SUSE Linux Enterprise Server 12 LTSS | kernel-source | Released |
SUSE Linux Enterprise Server 12 SP1 | kernel-default | Released |
SUSE Linux Enterprise Server 12 SP1 | kernel-source | Released |
SUSE Linux Enterprise Server 12 SP1 LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP1 LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP2 | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP2 | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP2 BCL | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP2 BCL | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP2 ESPOS | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP2 ESPOS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP2 LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP2 LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP3 | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP3 | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP3 BCL | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP3 BCL | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP3 BCL | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server 12 SP3 ESPOS | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP3 ESPOS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP3 ESPOS | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server 12 SP3 LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP3 LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP3 LTSS | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server 12 SP4 | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP4 ESPOS | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP4 ESPOS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP4 ESPOS | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server 12 SP4 LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP4 LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP4 LTSS | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server 12 SP5 | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP5 | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP5 | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server 15 LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 15 LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP1 Business Critical Linux | kernel-default | Analysis |
SUSE Linux Enterprise Server 15 SP1 Business Critical Linux | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP1 Business Critical Linux | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server 15 SP1 LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 15 SP1 LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP1 LTSS | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server ESPOS 15 | kernel-default | Analysis |
SUSE Linux Enterprise Server ESPOS 15 | kernel-source | Analysis |
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 | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 SP2 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 SP3 | kernel-default | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 SP3 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 SP3 | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 SP4 | kernel-default | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 SP4 | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 SP5 | kernel-default | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 SP5 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 SP5 | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 | kernel-default | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP1 | kernel-default | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP1 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP1 | kernel-source-azure | Analysis |
SUSE Manager Proxy 4.0 | kernel-default | Analysis |
SUSE Manager Proxy 4.0 | kernel-source | Analysis |
SUSE Manager Proxy 4.0 | kernel-source-azure | Analysis |
SUSE Manager Retail Branch Server 4.0 | kernel-default | Analysis |
SUSE Manager Retail Branch Server 4.0 | kernel-source | Analysis |
SUSE Manager Retail Branch Server 4.0 | kernel-source-azure | Analysis |
SUSE Manager Server 4.0 | kernel-default | Analysis |
SUSE Manager Server 4.0 | kernel-source | Analysis |
SUSE Manager Server 4.0 | kernel-source-azure | Analysis |
SUSE OpenStack Cloud 7 | kernel-default | Analysis |
SUSE OpenStack Cloud 7 | kernel-source | Analysis |
SUSE OpenStack Cloud 8 | kernel-default | Analysis |
SUSE OpenStack Cloud 8 | kernel-source | Analysis |
SUSE OpenStack Cloud 8 | kernel-source-azure | Analysis |
SUSE OpenStack Cloud 9 | kernel-default | Analysis |
SUSE OpenStack Cloud 9 | kernel-source | Analysis |
SUSE OpenStack Cloud 9 | kernel-source-azure | Analysis |
SUSE OpenStack Cloud Crowbar 8 | kernel-default | Analysis |
SUSE OpenStack Cloud Crowbar 8 | kernel-source | Analysis |
SUSE OpenStack Cloud Crowbar 8 | kernel-source-azure | Analysis |
SUSE OpenStack Cloud Crowbar 9 | kernel-default | Analysis |
SUSE OpenStack Cloud Crowbar 9 | kernel-source | Analysis |
SUSE OpenStack Cloud Crowbar 9 | kernel-source-azure | Analysis |
SUSE Real Time Module | kernel-source-rt | Analysis |