RHSA-2020:5374: Moderate: kernel security and bug fix update
Published Dec 8, 2020
·Updated
The kernel packages contain the Linux kernel, the core of any Linux operating system.Security Fix(es): kernel: soft-lockups in iovitercopyfromuseratomic() could result in DoS (CVE-2020-25641) 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.Bug Fix(es): CNB: net: fix AFPACKET transportoffset (BZ#1889727) [Hyper-V][RHEL 8.2] Four Mellanox Patches needed for kernels that have that have SRIOV (BZ#1892342)
Affected Software
105 affected componentsFixes available
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
Remediation
Event History
Jun 11, 2026
Advisory Published
via Red Hat·06:44 PM
Data Sourced
via Red Hat·06:44 PM
RemedyDescriptionAffected Software
Frequently Asked Questions
1
What is the severity of RHSA-2020:5374?
The vulnerability RHSA-2020:5374 is classified as moderate severity.
2
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).
3
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.
4
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.
5
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.