What is the severity of RHSA-2022:7280?

The severity of RHSA-2022:7280 is classified as high due to potential privilege escalation risks.

How do I fix RHSA-2022:7280?

To fix RHSA-2022:7280, you should update the kernel-rt packages to version 4.18.0-193.93.1.rt13.143.el8_2.

What vulnerabilities are addressed in RHSA-2022:7280?

RHSA-2022:7280 addresses a use-after-free vulnerability in the cls_route filter implementation, which may lead to privilege escalation (CVE-2022-2588).

Which software versions are affected by RHSA-2022:7280?

Affected versions by RHSA-2022:7280 include kernel-rt and its related packages prior to version 4.18.0-193.93.1.rt13.143.el8_2.

Is a restart required after applying RHSA-2022:7280 updates?

Yes, a restart is typically required after applying updates for the kernel to fully take effect.

Vulnerability/
RHSA-2022:7280

CWE

416

1/11/2022

18/10/2024

RHSA-2022:7280: Important: kernel-rt security and bug fix update

First published: Tue Nov 01 2022(Updated: )

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.<br>Security Fix(es):<br><li> A use-after-free in cls_route filter implementation may lead to privilege escalation (CVE-2022-2588)</li> <li> Incomplete cleanup of multi-core shared buffers (aka SBDR) (CVE-2022-21123)</li> <li> Incomplete cleanup of microarchitectural fill buffers (aka SBDS) (CVE-2022-21125)</li> <li> Incomplete cleanup in specific special register write operations (aka DRPW) (CVE-2022-21166)</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> Update RT source tree to the latest RHEL-8.2.z21 Batch (BZ#2100575)</li>

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Reference Links

https://access.redhat.com/errata/RHSA-2022:7280 (Advisory)

Frequently Asked Questions

What is the severity of RHSA-2022:7280?
The severity of RHSA-2022:7280 is classified as high due to potential privilege escalation risks.
How do I fix RHSA-2022:7280?
To fix RHSA-2022:7280, you should update the kernel-rt packages to version 4.18.0-193.93.1.rt13.143.el8_2.
What vulnerabilities are addressed in RHSA-2022:7280?
RHSA-2022:7280 addresses a use-after-free vulnerability in the cls_route filter implementation, which may lead to privilege escalation (CVE-2022-2588).
Which software versions are affected by RHSA-2022:7280?
Affected versions by RHSA-2022:7280 include kernel-rt and its related packages prior to version 4.18.0-193.93.1.rt13.143.el8_2.
Is a restart required after applying RHSA-2022:7280 updates?
Yes, a restart is typically required after applying updates for the kernel to fully take effect.

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