- Vulnerability/
- RHSA-2020:2933
RHSA-2020:2933: Moderate: kernel security and bug fix update
First published: Wed Jul 15 2020(Updated: )
The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: powerpc: incomplete Spectre-RSB mitigation leads to information exposure (CVE-2019-18660)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.<br>Bug Fix(es):<br><li> Page soft offlining may result in soft lockup or crash during hugepage migration (BZ#1839653)</li> <li> Backport NETDEV_CHANGE event fix for LACP (BZ#1841819)</li>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-abi-whitelists | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-debug | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-debug-debuginfo | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-debug-debuginfo | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-debug-devel | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-debug-devel | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-debuginfo | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-debuginfo | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-debuginfo-common-i686 | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-devel | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-doc | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-firmware | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-headers | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/perf | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/perf-debuginfo | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/perf-debuginfo | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/python-perf | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/python-perf-debuginfo | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/python-perf-debuginfo | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-debug | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-devel | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-headers | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/perf | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/python-perf | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-debuginfo-common-s390x | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-kdump | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-kdump-debuginfo | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-kdump-devel | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-bootwrapper | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
| redhat/kernel-debuginfo-common-ppc64 | <2.6.32-754.31.1.el6 | 2.6.32-754.31.1.el6 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2020:2933?
The severity of RHSA-2020:2933 is considered moderate due to the incomplete mitigation of the Spectre-RSB vulnerability.
How do I fix RHSA-2020:2933?
To fix RHSA-2020:2933, you should update the kernel package to version 2.6.32-754.31.1.el6 or higher.
What vulnerability does RHSA-2020:2933 address?
RHSA-2020:2933 addresses the CVE-2019-18660 vulnerability, related to powerpc with incomplete Spectre-RSB mitigation.
What systems are affected by RHSA-2020:2933?
RHSA-2020:2933 affects systems running the kernel package version 2.6.32-754.31.1.el6.
Is RHSA-2020:2933 applicable to all users?
RHSA-2020:2933 is applicable primarily to users of the Red Hat Enterprise Linux 6 kernel and related packages.
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