- Issued:
- 2018-07-16
- Updated:
- 2018-07-16
RHBA-2018:2198 - kernel bug fix update
Synopsis
kernel bug fix update
Type/Severity
Bug Fix Advisory None
Topic
An update for kernel is now available for Red Hat Enterprise Linux 7.
Description
The kernel packages contain the Linux kernel, the core of any Linux operating system.
This update fixes the following bug:
- Previously, the connection tracking information was not cleared properly for packets forwarded to another network namespace. Packets that were marked with the "NOTRACK" target in one namespace were excluded from connection tracking even in the new namespace. Consequently, a loss of connectivity occasionally occurred, depending on the packet filtering ruleset of the other network namespaces. This update fixes the nf_reset() function to clear the connection tracking information properly. As a result, configuration properties related to connection tracking in one namespace do not leak into other namespaces, and the connectivity loss due to this behavior no longer occurs. (BZ#1588458)
Users of kernel are advised to upgrade to these updated packages, which fix this bug. The system must be rebooted for this update to take effect.
Solution
Before applying this update, make sure all previously released errata relevant to your system have been applied.
For details on how to apply this update, refer to:
https://access.redhat.com/articles/11258
Affected Products
| Product | Version | Arch |
|---|---|---|
| Red Hat Virtualization Host | 4 | x86_64 |
| Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions | 7.7 | x86_64 |
| Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions | 7.6 | x86_64 |
| Red Hat Enterprise Linux for x86_64 - Extended Update Support | 7.7 | x86_64 |
| Red Hat Enterprise Linux for x86_64 - Extended Update Support | 7.6 | x86_64 |
| Red Hat Enterprise Linux for x86_64 - Extended Update Support | 7.5 | x86_64 |
| Red Hat Enterprise Linux for Scientific Computing | 7 | x86_64 |
| Red Hat Enterprise Linux for Power, little endian | 7 | ppc64le |
| Red Hat Enterprise Linux for Power, little endian - Extended Update Support | 7.7 | ppc64le |
| Red Hat Enterprise Linux for Power, little endian - Extended Update Support | 7.6 | ppc64le |
| Red Hat Enterprise Linux for Power, little endian - Extended Update Support | 7.5 | ppc64le |
| Red Hat Enterprise Linux for Power, big endian | 7 | ppc64 |
| Red Hat Enterprise Linux for Power, big endian - Extended Update Support | 7.7 | ppc64 |
| Red Hat Enterprise Linux for Power, big endian - Extended Update Support | 7.6 | ppc64 |
| Red Hat Enterprise Linux for Power, big endian - Extended Update Support | 7.5 | ppc64 |
| Red Hat Enterprise Linux for Power 9 | 7 | ppc64le |
| Red Hat Enterprise Linux for IBM z Systems | 7 | s390x |
| Red Hat Enterprise Linux for IBM z Systems - Extended Update Support | 7.7 | s390x |
| Red Hat Enterprise Linux for IBM z Systems - Extended Update Support | 7.6 | s390x |
| Red Hat Enterprise Linux for IBM z Systems - Extended Update Support | 7.5 | s390x |
| Red Hat Enterprise Linux for IBM System z (Structure A) | 7 | s390x |
| Red Hat Enterprise Linux for ARM 64 | 7 | aarch64 |
| Red Hat Enterprise Linux Workstation | 7 | x86_64 |
| Red Hat Enterprise Linux Server | 7 | x86_64 |
| Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions | 7.7 | ppc64le |
| Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions | 7.6 | ppc64le |
| Red Hat Enterprise Linux Server - TUS | 7.7 | x86_64 |
| Red Hat Enterprise Linux Server - TUS | 7.6 | x86_64 |
| Red Hat Enterprise Linux Server - Extended Life Cycle Support | 7 | x86_64 |
| Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, little endian | 7 | ppc64le |
| Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, big endian | 7 | ppc64 |
| Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) | 7 | s390x |
| Red Hat Enterprise Linux Server - AUS | 7.7 | x86_64 |
| Red Hat Enterprise Linux Server - AUS | 7.6 | x86_64 |
| Red Hat Enterprise Linux EUS Compute Node | 7.7 | x86_64 |
| Red Hat Enterprise Linux EUS Compute Node | 7.6 | x86_64 |
| Red Hat Enterprise Linux EUS Compute Node | 7.5 | x86_64 |
| Red Hat Enterprise Linux Desktop | 7 | x86_64 |
Updated Packages
- kernel-kdump-debuginfo-3.10.0-862.9.1.el7.s390x.rpm
- kernel-devel-3.10.0-862.9.1.el7.x86_64.rpm
- kernel-tools-3.10.0-862.9.1.el7.x86_64.rpm
- kernel-3.10.0-862.9.1.el7.s390x.rpm
- kernel-abi-whitelists-3.10.0-862.9.1.el7.noarch.rpm
- kernel-tools-libs-devel-3.10.0-862.9.1.el7.x86_64.rpm
- kernel-tools-libs-3.10.0-862.9.1.el7.ppc64le.rpm
- perf-debuginfo-3.10.0-862.9.1.el7.ppc64le.rpm
- kernel-debuginfo-3.10.0-862.9.1.el7.ppc64le.rpm
- perf-3.10.0-862.9.1.el7.s390x.rpm
- kernel-tools-debuginfo-3.10.0-862.9.1.el7.x86_64.rpm
- python-perf-3.10.0-862.9.1.el7.s390x.rpm
- kernel-debug-devel-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-headers-3.10.0-862.9.1.el7.s390x.rpm
- kernel-kdump-devel-3.10.0-862.9.1.el7.s390x.rpm
- python-perf-3.10.0-862.9.1.el7.x86_64.rpm
- python-perf-debuginfo-3.10.0-862.9.1.el7.ppc64le.rpm
- python-perf-debuginfo-3.10.0-862.9.1.el7.s390x.rpm
- kernel-devel-3.10.0-862.9.1.el7.s390x.rpm
- kernel-3.10.0-862.9.1.el7.ppc64le.rpm
- kernel-debuginfo-common-x86_64-3.10.0-862.9.1.el7.x86_64.rpm
- kernel-tools-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-debug-3.10.0-862.9.1.el7.s390x.rpm
- perf-debuginfo-3.10.0-862.9.1.el7.x86_64.rpm
- kernel-headers-3.10.0-862.9.1.el7.x86_64.rpm
- kernel-tools-debuginfo-3.10.0-862.9.1.el7.ppc64le.rpm
- kernel-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-tools-3.10.0-862.9.1.el7.ppc64le.rpm
- kernel-tools-libs-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-debuginfo-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-debug-debuginfo-3.10.0-862.9.1.el7.s390x.rpm
- python-perf-3.10.0-862.9.1.el7.ppc64.rpm
- python-perf-debuginfo-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-doc-3.10.0-862.9.1.el7.noarch.rpm
- kernel-debug-3.10.0-862.9.1.el7.ppc64le.rpm
- python-perf-3.10.0-862.9.1.el7.ppc64le.rpm
- python-perf-debuginfo-3.10.0-862.9.1.el7.x86_64.rpm
- perf-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-debuginfo-common-s390x-3.10.0-862.9.1.el7.s390x.rpm
- perf-debuginfo-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-debuginfo-common-ppc64le-3.10.0-862.9.1.el7.ppc64le.rpm
- kernel-kdump-3.10.0-862.9.1.el7.s390x.rpm
- kernel-debug-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-debug-devel-3.10.0-862.9.1.el7.s390x.rpm
- kernel-3.10.0-862.9.1.el7.x86_64.rpm
- kernel-debug-devel-3.10.0-862.9.1.el7.x86_64.rpm
- kernel-devel-3.10.0-862.9.1.el7.ppc64le.rpm
- kernel-debug-devel-3.10.0-862.9.1.el7.ppc64le.rpm
- kernel-debug-debuginfo-3.10.0-862.9.1.el7.x86_64.rpm
- perf-debuginfo-3.10.0-862.9.1.el7.s390x.rpm
- kernel-bootwrapper-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-bootwrapper-3.10.0-862.9.1.el7.ppc64le.rpm
- kernel-debug-debuginfo-3.10.0-862.9.1.el7.ppc64le.rpm
- kernel-tools-libs-3.10.0-862.9.1.el7.x86_64.rpm
- kernel-tools-libs-devel-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-debuginfo-3.10.0-862.9.1.el7.s390x.rpm
- kernel-debuginfo-3.10.0-862.9.1.el7.x86_64.rpm
- kernel-headers-3.10.0-862.9.1.el7.ppc64le.rpm
- perf-3.10.0-862.9.1.el7.ppc64le.rpm
- kernel-debuginfo-common-ppc64-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-tools-debuginfo-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-debug-debuginfo-3.10.0-862.9.1.el7.ppc64.rpm
- perf-3.10.0-862.9.1.el7.x86_64.rpm
- kernel-debug-3.10.0-862.9.1.el7.x86_64.rpm
- kernel-devel-3.10.0-862.9.1.el7.ppc64.rpm
- kernel-3.10.0-862.9.1.el7.src.rpm
- kernel-tools-libs-devel-3.10.0-862.9.1.el7.ppc64le.rpm
- kernel-headers-3.10.0-862.9.1.el7.ppc64.rpm
Fixes
(none)
CVEs
(none)
References
(none)
Additional information
- The Red Hat security contact is This content is not included.secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.
- Offline Security Data data is available for integration with other systems. See Offline Security Data API to get started.