RHSA-2023:4817: Important: kernel-rt security and bug fix update

Published Aug 29, 2023
·
Updated

Important: kernel-rt security and bug fix update

Other sources

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.Security Fix(es): kernel: ipvlan: out-of-bounds write caused by unclear skb->cb (CVE-2023-3090) kernel: clsflower: out-of-bounds write in flsetgeneveopt() (CVE-2023-35788) kernel: OOB access in the Linux kernel's XFS subsystem (CVE-2023-2124) 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): kernel-rt: update RT source tree to the RHEL-8.2.z28 source tree (BZ#2228917)

Red Hat

Affected Software

17 affected componentsFixes available
redhat/kernel-rt<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt-core<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt-debug<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt-debug-core<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt-debug-debuginfo<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt-debug-devel<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt-debug-modules<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt-debug-modules-extra<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt-debuginfo<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt-devel<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt-modules<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt-modules-extra<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt-debug-kvm<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
redhat/kernel-rt-kvm<4.18.0-193.113.1.rt13.164.el8_2
4.18.0-193.113.1.rt13.164.el8_2
Red Hat Red Hat Enterprise Linux for Real Time - Telecommunications Update Service
Red Hat Red Hat Enterprise Linux for Real Time for NFV - Telecommunications Update Service

Remediation

Event History

Aug 29, 2023
Advisory Published
via Red Hat·12:00 AM
Advisory Published
07:34 AM
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Frequently Asked Questions

1

What is the severity of RHSA-2023:4817?

The severity of RHSA-2023:4817 is high, with a severity value of 7.

2

What is the affected software for RHSA-2023:4817?

The affected software for RHSA-2023:4817 includes various versions of the kernel-rt package and its related components.

3

How do I fix RHSA-2023:4817?

To fix RHSA-2023:4817, update the kernel-rt package and its related components to version 4.18.0-193.113.1.rt13.164.el8_2 or later.

4

Where can I find more information about RHSA-2023:4817?

You can find more information about RHSA-2023:4817 on the Red Hat Customer Portal at the following link: https://access.redhat.com/errata/RHSA-2023:4817

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