- Vulnerability/
- RHSA-2020:3228
RHSA-2020:3228: Moderate: kernel security and bug fix update
First published: Wed Jul 29 2020(Updated: )
The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: lockdown: bypass through ACPI write via efivar_ssdt (CVE-2019-20908)</li> <li> kernel: lockdown: bypass through ACPI write via acpi_configfs (CVE-2020-15780)</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> kernel: provide infrastructure to support dual-signing of the kernel (foundation to help address CVE-2020-10713) (BZ#1837431)</li>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/bpftool | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/bpftool-debuginfo | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-abi-whitelists | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-core | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-cross-headers | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debug | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debug-core | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debug-debuginfo | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debug-devel | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debug-modules | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debug-modules-extra | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debuginfo | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debuginfo-common-ppc64le | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-devel | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-doc | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-headers | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-modules | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-modules-extra | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-tools | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-tools-debuginfo | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-tools-libs | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/perf | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/perf-debuginfo | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/python3-perf | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/python3-perf-debuginfo | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/bpftool | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/bpftool-debuginfo | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-core | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-cross-headers | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debug | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debug-core | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debug-debuginfo | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debug-devel | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debug-modules | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debug-modules-extra | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-debuginfo | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-devel | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-headers | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-modules | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-modules-extra | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-tools | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-tools-debuginfo | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/kernel-tools-libs | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/perf | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/perf-debuginfo | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/python3-perf | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
| redhat/python3-perf-debuginfo | <4.18.0-80.27.2.el8_0 | 4.18.0-80.27.2.el8_0 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2020:3228?
The severity of RHSA-2020:3228 is categorized as important.
How do I fix RHSA-2020:3228?
To fix RHSA-2020:3228, update the kernel and related packages to version 4.18.0-80.27.2.el8_0 or higher.
What vulnerabilities are addressed in RHSA-2020:3228?
RHSA-2020:3228 addresses vulnerabilities CVE-2019-20908 and CVE-2020-15780.
Which versions of the kernel are affected by RHSA-2020:3228?
Versions of the kernel prior to 4.18.0-80.27.2.el8_0 are affected by RHSA-2020:3228.
Is a reboot required after applying the fix for RHSA-2020:3228?
Yes, a reboot is required after applying the fix for RHSA-2020:3228 to ensure that the new kernel is loaded.
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