RHSA-2022:2186: Important: kernel security and bug fix update

Published May 11, 2022
·
Updated

The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: use-after-free in RDMA listen() (CVE-2021-4028)</li> <li> kernel: cgroups v1 releaseagent feature may allow privilege escalation (CVE-2022-0492)</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> Extend /sys/devices/system/cpu/smt/ interface to all architectures [7.6.z] (BZ#2060991)</li>

Affected Software

36 affected componentsFixes available
redhat/kernel<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/bpftool<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-abi-whitelists<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-debug<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-debug-debuginfo<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-debug-devel<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-debuginfo<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-devel<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-doc<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-headers<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-tools<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-tools-debuginfo<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-tools-libs<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-tools-libs-devel<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/perf<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/perf-debuginfo<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/python-perf<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/python-perf-debuginfo<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-bootwrapper<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-debug<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-debug-debuginfo<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-debug-devel<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-debuginfo<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-debuginfo-common-ppc64le<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-devel<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-headers<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-tools<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-tools-debuginfo<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-tools-libs<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/kernel-tools-libs-devel<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/perf<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/perf-debuginfo<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/python-perf<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7
redhat/python-perf-debuginfo<3.10.0-957.94.1.el7
3.10.0-957.94.1.el7

Remediation

Event History

Dec 13, 2024
Advisory Published
via Red Hat·02:46 AM
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Frequently Asked Questions

1

What is the severity of RHSA-2022:2186?

The severity of RHSA-2022:2186 is classified as important.

2

How do I fix RHSA-2022:2186?

To fix RHSA-2022:2186, you should update the kernel package to version 3.10.0-957.94.1.el7.

3

What vulnerabilities are addressed in RHSA-2022:2186?

RHSA-2022:2186 addresses a use-after-free vulnerability in RDMA listen() and a privilege escalation issue in cgroups v1 release_agent.

4

Which systems are affected by RHSA-2022:2186?

RHSA-2022:2186 affects systems running the Red Hat kernel version up to 3.10.0-957.94.1.el7.

5

Are there any specific packages related to RHSA-2022:2186?

Yes, the affected packages include kernel, bpftool, kernel-debug, and others all tied to the kernel version specified.

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