- Vulnerability/
- RHSA-2020:5374
8/12/2020
RHSA-2020:5374: Moderate: kernel security and bug fix update
First published: Tue Dec 08 2020(Updated: )
The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: soft-lockups in iov_iter_copy_from_user_atomic() could result in DoS (CVE-2020-25641)</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> CNB: net: fix AF_PACKET transport_offset (BZ#1889727)</li> <li> [Hyper-V][RHEL 8.2] Four Mellanox Patches needed for kernels that have that have SRIOV (BZ#1892342)</li>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/bpftool | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/bpftool-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-abi-whitelists | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-core | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-cross-headers | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-core | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-devel | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-modules | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-modules-extra | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-devel | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-doc | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-headers | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-modules | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-modules-extra | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-tools | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-tools-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-tools-libs | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/perf | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/perf-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/python3-perf | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/python3-perf-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/bpftool | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/bpftool-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-core | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-cross-headers | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-core | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-devel | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-modules | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-modules-extra | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debuginfo-common-s390x | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-devel | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-headers | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-modules | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-modules-extra | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-tools | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-tools-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-zfcpdump | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-zfcpdump-core | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-zfcpdump-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-zfcpdump-devel | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-zfcpdump-modules | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-zfcpdump-modules-extra | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/perf | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/perf-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/python3-perf | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/python3-perf-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/bpftool | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/bpftool-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-core | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-cross-headers | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-core | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-devel | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-modules | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debug-modules-extra | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-debuginfo-common-ppc64le | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-devel | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-headers | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-modules | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-modules-extra | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-tools | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-tools-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-tools-libs | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/perf | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/perf-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/python3-perf | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/python3-perf-debuginfo | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/bpftool | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/bpftool-debuginfo | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-core | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-cross-headers | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-debug | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-debug-core | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-debug-debuginfo | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-debug-devel | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-debug-modules | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-debug-modules-extra | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-debuginfo | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-debuginfo-common-aarch64 | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-devel | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-headers | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-modules | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-modules-extra | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-tools | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-tools-debuginfo | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-tools-libs | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/perf | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/perf-debuginfo | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/python3-perf | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/python3-perf-debuginfo | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
| redhat/kernel-tools-libs-devel | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-tools-libs-devel | <4.18.0-147.34.1.el8_1 | 4.18.0-147.34.1.el8_1 |
| redhat/kernel-tools-libs-devel | <4.18.0-147.34.1.el8_1.aa | 4.18.0-147.34.1.el8_1.aa |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2020:5374?
The vulnerability RHSA-2020:5374 is classified as moderate severity.
What vulnerabilities are fixed in RHSA-2020:5374?
RHSA-2020:5374 addresses a denial of service vulnerability due to soft-lockups in iov_iter_copy_from_user_atomic() (CVE-2020-25641).
How do I fix RHSA-2020:5374?
To fix RHSA-2020:5374, update the affected kernel packages to version 4.18.0-147.34.1.el8_1.
Which systems are affected by RHSA-2020:5374?
RHSA-2020:5374 affects systems running the Red Hat Enterprise Linux kernel versions prior to 4.18.0-147.34.1.el8_1.
Is RHSA-2020:5374 related to any specific Linux Kernel issues?
Yes, RHSA-2020:5374 is related to a vulnerability in the Linux kernel that can lead to soft-lockups and potential denial of service.
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