Red Hat Customer Portal

Skip to main content

Main Navigation

  • Products & Services
    • Back
    • View All Products
    • Infrastructure and Management
      • Back
      • Red Hat Enterprise Linux
      • Red Hat Virtualization
      • Red Hat Identity Management
      • Red Hat Directory Server
      • Red Hat Certificate System
      • Red Hat Satellite
      • Red Hat Subscription Management
      • Red Hat Update Infrastructure
      • Red Hat Insights
      • Red Hat Ansible Automation Platform
    • Cloud Computing
      • Back
      • Red Hat CloudForms
      • Red Hat OpenStack Platform
      • Red Hat OpenShift Container Platform
      • Red Hat OpenShift Online
      • Red Hat OpenShift Dedicated
      • Red Hat Advanced Cluster Management for Kubernetes
      • Red Hat Quay
      • Red Hat CodeReady Workspaces
    • Storage
      • Back
      • Red Hat Gluster Storage
      • Red Hat Hyperconverged Infrastructure
      • Red Hat Ceph Storage
      • Red Hat Openshift Container Storage
    • Runtimes
      • Back
      • Red Hat Runtimes
      • Red Hat JBoss Enterprise Application Platform
      • Red Hat Data Grid
      • Red Hat JBoss Web Server
      • Red Hat Single Sign On
      • Red Hat support for Spring Boot
      • Red Hat build of Node.js
      • Red Hat build of Thorntail
      • Red Hat build of Eclipse Vert.x
      • Red Hat build of OpenJDK
      • Red Hat build of Quarkus
      • Red Hat CodeReady Studio
    • Integration and Automation
      • Back
      • Red Hat Integration
      • Red Hat Fuse
      • Red Hat AMQ
      • Red Hat 3scale API Management
      • Red Hat JBoss Data Virtualization
      • Red Hat Process Automation
      • Red Hat Process Automation Manager
      • Red Hat Decision Manager
    • Support
    • Production Support
    • Development Support
    • Product Life Cycles
    • Documentation
    • Red Hat Enterprise Linux
    • Red Hat JBoss Enterprise Application Platform
    • Red Hat OpenStack Platform
    • Red Hat OpenShift Container Platform
    • Services
    • Consulting
    • Technical Account Management
    • Training & Certifications
    • Ecosystem Catalog
    • Partner Resources
    • Red Hat in the Public Cloud
  • Tools
    • Back
    • Red Hat Insights
    • Tools
    • Troubleshoot a product issue
    • Packages
    • Errata
    • Customer Portal Labs
    • Explore Labs
    • Configuration
    • Deployment
    • Security
    • Troubleshooting
  • Security
    • Back
    • Product Security Center
    • Security Updates
    • Security Advisories
    • Red Hat CVE Database
    • Security Labs
    • Resources
    • Overview
    • Security Blog
    • Security Measurement
    • Severity Ratings
    • Backporting Policies
    • Product Signing (GPG) Keys
  • Community
    • Back
    • Customer Portal Community
    • Discussions
    • Blogs
    • Private Groups
    • Community Activity
    • Customer Events
    • Red Hat Convergence
    • Red Hat Summit
    • Stories
    • Red Hat Subscription Value
    • You Asked. We Acted.
    • Open Source Communities
  • Subscriptions
  • Downloads
  • Containers
  • Support Cases
  • Account
    • Back
    • Log In
    • Register
    • Red Hat Account Number:
    • Account Details
    • User Management
    • Account Maintenance
    • My Profile
    • Notifications
    • Help
    • Log Out
  • Language
    • Back
    • English
    • 한국어
    • 日本語
    • 中文 (中国)
Red Hat Customer Portal
  • Products & Services
    • Back
    • View All Products
    • Infrastructure and Management
      • Back
      • Red Hat Enterprise Linux
      • Red Hat Virtualization
      • Red Hat Identity Management
      • Red Hat Directory Server
      • Red Hat Certificate System
      • Red Hat Satellite
      • Red Hat Subscription Management
      • Red Hat Update Infrastructure
      • Red Hat Insights
      • Red Hat Ansible Automation Platform
    • Cloud Computing
      • Back
      • Red Hat CloudForms
      • Red Hat OpenStack Platform
      • Red Hat OpenShift Container Platform
      • Red Hat OpenShift Online
      • Red Hat OpenShift Dedicated
      • Red Hat Advanced Cluster Management for Kubernetes
      • Red Hat Quay
      • Red Hat CodeReady Workspaces
    • Storage
      • Back
      • Red Hat Gluster Storage
      • Red Hat Hyperconverged Infrastructure
      • Red Hat Ceph Storage
      • Red Hat Openshift Container Storage
    • Runtimes
      • Back
      • Red Hat Runtimes
      • Red Hat JBoss Enterprise Application Platform
      • Red Hat Data Grid
      • Red Hat JBoss Web Server
      • Red Hat Single Sign On
      • Red Hat support for Spring Boot
      • Red Hat build of Node.js
      • Red Hat build of Thorntail
      • Red Hat build of Eclipse Vert.x
      • Red Hat build of OpenJDK
      • Red Hat build of Quarkus
      • Red Hat CodeReady Studio
    • Integration and Automation
      • Back
      • Red Hat Integration
      • Red Hat Fuse
      • Red Hat AMQ
      • Red Hat 3scale API Management
      • Red Hat JBoss Data Virtualization
      • Red Hat Process Automation
      • Red Hat Process Automation Manager
      • Red Hat Decision Manager
    • Support
    • Production Support
    • Development Support
    • Product Life Cycles
    • Documentation
    • Red Hat Enterprise Linux
    • Red Hat JBoss Enterprise Application Platform
    • Red Hat OpenStack Platform
    • Red Hat OpenShift Container Platform
    • Services
    • Consulting
    • Technical Account Management
    • Training & Certifications
    • Ecosystem Catalog
    • Partner Resources
    • Red Hat in the Public Cloud
  • Tools
    • Back
    • Red Hat Insights
    • Tools
    • Troubleshoot a product issue
    • Packages
    • Errata
    • Customer Portal Labs
    • Explore Labs
    • Configuration
    • Deployment
    • Security
    • Troubleshooting
  • Security
    • Back
    • Product Security Center
    • Security Updates
    • Security Advisories
    • Red Hat CVE Database
    • Security Labs
    • Resources
    • Overview
    • Security Blog
    • Security Measurement
    • Severity Ratings
    • Backporting Policies
    • Product Signing (GPG) Keys
  • Community
    • Back
    • Customer Portal Community
    • Discussions
    • Blogs
    • Private Groups
    • Community Activity
    • Customer Events
    • Red Hat Convergence
    • Red Hat Summit
    • Stories
    • Red Hat Subscription Value
    • You Asked. We Acted.
    • Open Source Communities
  • Subscriptions
  • Downloads
  • Containers
  • Support Cases
  • Account
    • Back
    • Log In
    • Register
    • Red Hat Account Number:
    • Account Details
    • User Management
    • Account Maintenance
    • My Profile
    • Notifications
    • Help
    • Log Out
  • Language
    • Back
    • English
    • 한국어
    • 日本語
    • 中文 (中国)
  • Subscriptions
  • Downloads
  • Containers
  • Support Cases
  • Search
  • Log In
  • Language
Or troubleshoot an issue.

Log in to Your Red Hat Account

Log In

Your Red Hat account gives you access to your profile, preferences, and services, depending on your status.

Register

If you are a new customer, register now for access to product evaluations and purchasing capabilities.

Need access to an account?

If your company has an existing Red Hat account, your organization administrator can grant you access.

If you have any questions, please contact customer service.

Red Hat Account Number:

Red Hat Account

  • Account Details
  • User Management
  • Account Maintenance
  • Account Team

Customer Portal

  • My Profile
  • Notifications
  • Help

For your security, if you’re on a public computer and have finished using your Red Hat services, please be sure to log out.

Log Out

Select Your Language

  • English
  • 한국어
  • 日本語
  • 中文 (中国)
Red Hat Customer Portal Red Hat Customer Portal
  • Products & Services
  • Tools
  • Security
  • Community
  • Infrastructure and Management

  • Cloud Computing

  • Storage

  • Runtimes

  • Integration and Automation

  • Red Hat Enterprise Linux
  • Red Hat Virtualization
  • Red Hat Identity Management
  • Red Hat Directory Server
  • Red Hat Certificate System
  • Red Hat Satellite
  • Red Hat Subscription Management
  • Red Hat Update Infrastructure
  • Red Hat Insights
  • Red Hat Ansible Automation Platform
  • Red Hat CloudForms
  • Red Hat OpenStack Platform
  • Red Hat OpenShift Container Platform
  • Red Hat OpenShift Online
  • Red Hat OpenShift Dedicated
  • Red Hat Advanced Cluster Management for Kubernetes
  • Red Hat Quay
  • Red Hat CodeReady Workspaces
  • Red Hat OpenShift Service on AWS
  • Red Hat Gluster Storage
  • Red Hat Hyperconverged Infrastructure
  • Red Hat Ceph Storage
  • Red Hat Openshift Container Storage
  • Red Hat Runtimes
  • Red Hat JBoss Enterprise Application Platform
  • Red Hat Data Grid
  • Red Hat JBoss Web Server
  • Red Hat Single Sign On
  • Red Hat support for Spring Boot
  • Red Hat build of Node.js
  • Red Hat build of Thorntail
  • Red Hat build of Eclipse Vert.x
  • Red Hat build of OpenJDK
  • Red Hat build of Quarkus
  • Red Hat CodeReady Studio
  • Red Hat Integration
  • Red Hat Fuse
  • Red Hat AMQ
  • Red Hat 3scale API Management
  • Red Hat JBoss Data Virtualization
  • Red Hat Process Automation
  • Red Hat Process Automation Manager
  • Red Hat Decision Manager
View All Products
  • Support
  • Production Support
  • Development Support
  • Product Life Cycles

Services

  • Consulting
  • Technical Account Management
  • Training & Certifications
  • Documentation
  • Red Hat Enterprise Linux
  • Red Hat JBoss Enterprise Application Platform
  • Red Hat OpenStack Platform
  • Red Hat OpenShift Container Platform
  • Ecosystem Catalog
  • Red Hat in the Public Cloud
  • Partner Resources

Tools

  • Troubleshoot a product issue
  • Packages
  • Errata
  • Customer Portal Labs
  • Configuration
  • Deployment
  • Security
  • Troubleshooting

Red Hat Insights

Increase visibility into IT operations to detect and resolve technical issues before they impact your business.

  • Learn more
  • Go to Insights

Red Hat Product Security Center

Engage with our Red Hat Product Security team, access security updates, and ensure your environments are not exposed to any known security vulnerabilities.

Product Security Center

Security Updates

  • Security Advisories
  • Red Hat CVE Database
  • Security Labs

Keep your systems secure with Red Hat's specialized responses to security vulnerabilities.

  • View Responses

Resources

  • Overview
  • Security Blog
  • Security Measurement
  • Severity Ratings
  • Backporting Policies
  • Product Signing (GPG) Keys

Customer Portal Community

  • Discussions
  • Blogs
  • Private Groups
  • Community Activity

Customer Events

  • Red Hat Convergence
  • Red Hat Summit

Stories

  • Red Hat Subscription Value
  • You Asked. We Acted.
  • Open Source Communities
Red Hat Product Errata RHSA-2018:1355 - Security Advisory
Issued:
2018-05-08
Updated:
2018-05-08

RHSA-2018:1355 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Important: kernel-rt security and bug fix update

Type/Severity

Security Advisory: Important

Topic

An update for kernel-rt is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

  • Kernel: KVM: error in exception handling leads to wrong debug stack value (CVE-2018-1087)
  • Kernel: error in exception handling leads to DoS (CVE-2018-8897)
  • Kernel: ipsec: xfrm: use-after-free leading to potential privilege escalation (CVE-2017-16939)
  • kernel: Out-of-bounds write via userland offsets in ebt_entry struct in netfilter/ebtables.c (CVE-2018-1068)
  • kernel: ptrace() incorrect error handling leads to corruption and DoS (CVE-2018-1000199)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank Andy Lutomirski for reporting CVE-2018-1087 and CVE-2018-1000199 and Nick Peterson (Everdox Tech LLC) and Andy Lutomirski for reporting CVE-2018-8897.

Bug Fix(es):

  • The kernel-rt packages have been upgraded to the 3.10.0-862.2.3 source tree, which provides a number of bug fixes over the previous version. (BZ#1549768)

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

The system must be rebooted for this update to take effect.

Affected Products

  • Red Hat Enterprise Linux for Real Time 7 x86_64
  • Red Hat Enterprise Linux for Real Time for NFV 7 x86_64

Fixes

  • BZ - 1517220 - CVE-2017-16939 Kernel: ipsec: xfrm: use-after-free leading to potential privilege escalation
  • BZ - 1549768 - kernel-rt: update to the RHEL7.5.z batch#1 source tree
  • BZ - 1552048 - CVE-2018-1068 kernel: Out-of-bounds write via userland offsets in ebt_entry struct in netfilter/ebtables.c
  • BZ - 1566837 - CVE-2018-1087 Kernel: KVM: error in exception handling leads to wrong debug stack value
  • BZ - 1567074 - CVE-2018-8897 Kernel: error in exception handling leads to DoS
  • BZ - 1568477 - CVE-2018-1000199 kernel: ptrace() incorrect error handling leads to corruption and DoS

CVEs

  • CVE-2017-16939
  • CVE-2018-1068
  • CVE-2018-1087
  • CVE-2018-8897
  • CVE-2018-1000199

References

  • https://access.redhat.com/security/updates/classification/#important
  • https://access.redhat.com/security/vulnerabilities/pop_ss
  • Note: More recent versions of these packages may be available. Click a package name for more details.

    Red Hat Enterprise Linux for Real Time 7

    SRPM
    kernel-rt-3.10.0-862.2.3.rt56.806.el7.src.rpm SHA-256: 142be0ed54ae8b6ef150bd70aa81224145e6caa509ecad84dd76551f53309d5d
    x86_64
    kernel-rt-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 7f78234035e265d7e424065acd23d554996a4b539aac0bf52471bd5638b184c3
    kernel-rt-debug-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 503d83fc5ca69ba39aabf880d7a1afe1645820664ee64965882ac1ab87e9033a
    kernel-rt-debug-debuginfo-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: b0c98c9d724cde6183ad3c41a3a6944c2b6b7834006b330470ca43681d5811c0
    kernel-rt-debug-devel-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: c0477c08a95925170f66794f188beab351640a5ecea465315a7937358e6ab44c
    kernel-rt-debug-kvm-debuginfo-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 80ac503edf84b4c9f860005724de1dd9fff198b79bfe3cfa177d910c7f7ded1d
    kernel-rt-debuginfo-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 32d64c40951eae11dcc27783e57794f604a0fd1492e30c1d0766f8646b9276a4
    kernel-rt-debuginfo-common-x86_64-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: b4ee15a0a50daa070e1e9c45b862b32a84aff4b157a993dd8b3e648a3836c948
    kernel-rt-devel-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 9c664744a78239386a3dcc60a21bf5240ebb33d172ac49336891337e75c24898
    kernel-rt-doc-3.10.0-862.2.3.rt56.806.el7.noarch.rpm SHA-256: cdba6369f8022896552e703b8fb5650538c2d97506dd7d21260fe13d21e75188
    kernel-rt-kvm-debuginfo-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 6ea52cc3a2e73a8bc69f6feffa21c39ba3104077f8f0e9b96c96bbd0522a11ba
    kernel-rt-trace-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: e113fdeff4cb2d40d79a164c247de54c5389489aed1ee7dde7575d7cdb2fd2cd
    kernel-rt-trace-debuginfo-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 26d4daeb54efdb5f5786a877aba4c75e444bb9bbad99eae542f26b88d125ec93
    kernel-rt-trace-devel-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 1d94dcd5f6860f6c93e7e19854214ad7f41abe9208148315b8c2e33b5f478780
    kernel-rt-trace-kvm-debuginfo-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: bdf4beb788cfa4c307fe0e9733b2570ad7a53cdc60341160bad32f316ce1211d

    Red Hat Enterprise Linux for Real Time for NFV 7

    SRPM
    kernel-rt-3.10.0-862.2.3.rt56.806.el7.src.rpm SHA-256: 142be0ed54ae8b6ef150bd70aa81224145e6caa509ecad84dd76551f53309d5d
    x86_64
    kernel-rt-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 7f78234035e265d7e424065acd23d554996a4b539aac0bf52471bd5638b184c3
    kernel-rt-debug-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 503d83fc5ca69ba39aabf880d7a1afe1645820664ee64965882ac1ab87e9033a
    kernel-rt-debug-debuginfo-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: b0c98c9d724cde6183ad3c41a3a6944c2b6b7834006b330470ca43681d5811c0
    kernel-rt-debug-devel-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: c0477c08a95925170f66794f188beab351640a5ecea465315a7937358e6ab44c
    kernel-rt-debug-kvm-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 196e4a1dec627fb6d96eb7b1da89680bdbd18b639fdac78594c358e72f8ad517
    kernel-rt-debug-kvm-debuginfo-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 80ac503edf84b4c9f860005724de1dd9fff198b79bfe3cfa177d910c7f7ded1d
    kernel-rt-debuginfo-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 32d64c40951eae11dcc27783e57794f604a0fd1492e30c1d0766f8646b9276a4
    kernel-rt-debuginfo-common-x86_64-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: b4ee15a0a50daa070e1e9c45b862b32a84aff4b157a993dd8b3e648a3836c948
    kernel-rt-devel-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 9c664744a78239386a3dcc60a21bf5240ebb33d172ac49336891337e75c24898
    kernel-rt-doc-3.10.0-862.2.3.rt56.806.el7.noarch.rpm SHA-256: cdba6369f8022896552e703b8fb5650538c2d97506dd7d21260fe13d21e75188
    kernel-rt-kvm-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: c92a961e5f6a6ea979ee34be8934a6715c96f42485d81bc45dc11adefc1b4fdf
    kernel-rt-kvm-debuginfo-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 6ea52cc3a2e73a8bc69f6feffa21c39ba3104077f8f0e9b96c96bbd0522a11ba
    kernel-rt-trace-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: e113fdeff4cb2d40d79a164c247de54c5389489aed1ee7dde7575d7cdb2fd2cd
    kernel-rt-trace-debuginfo-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 26d4daeb54efdb5f5786a877aba4c75e444bb9bbad99eae542f26b88d125ec93
    kernel-rt-trace-devel-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 1d94dcd5f6860f6c93e7e19854214ad7f41abe9208148315b8c2e33b5f478780
    kernel-rt-trace-kvm-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: 06cee4a27c01d569f39900063a1af309ef0e9b4599275b22419792daa0350c23
    kernel-rt-trace-kvm-debuginfo-3.10.0-862.2.3.rt56.806.el7.x86_64.rpm SHA-256: bdf4beb788cfa4c307fe0e9733b2570ad7a53cdc60341160bad32f316ce1211d

    The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

    Red Hat

    Quick Links

    • Downloads
    • Subscriptions
    • Support Cases
    • Customer Service
    • Product Documentation

    Help

    • Contact Us
    • Customer Portal FAQ
    • Log-in Assistance

    Site Info

    • Trust Red Hat
    • Browser Support Policy
    • Accessibility
    • Awards and Recognition
    • Colophon

    Related Sites

    • redhat.com
    • openshift.com
    • developers.redhat.com
    • connect.redhat.com
    • cloud.redhat.com

    About

    • Red Hat Subscription Value
    • About Red Hat
    • Red Hat Jobs
    Copyright © 2021 Red Hat, Inc.
    • Privacy Statement
    • Customer Portal Terms of Use
    • All Policies and Guidelines
    Red Hat Summit
    Twitter Facebook