RHSA-2022:6248: Moderate: kernel-rt security and bug fix update

Published Aug 30, 2022
·
Updated

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.Security Fix(es): information leak in scsiioctl() (CVE-2022-0494) a kernel-info-leak issue in pfkeyregister (CVE-2022-1353) 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): update RT source tree to the RHEL-8.4.z11 source tree (BZ#2106751)

Affected Software

15 affected componentsFixes available
redhat/kernel-rt<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt-core<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt-debug<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt-debug-core<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt-debug-debuginfo<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt-debug-devel<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt-debug-modules<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt-debug-modules-extra<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt-debuginfo<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt-devel<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt-modules<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt-modules-extra<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt-debug-kvm<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4
redhat/kernel-rt-kvm<4.18.0-305.62.1.rt7.134.el8_4
4.18.0-305.62.1.rt7.134.el8_4

Remediation

Event History

Aug 30, 2022
Advisory Published
via Red Hat·12:00 AM
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Frequently Asked Questions

1

What is the severity of RHSA-2022:6248?

The severity of RHSA-2022:6248 is moderate.

2

How do I fix RHSA-2022:6248?

To address RHSA-2022:6248, upgrade the affected kernel-rt packages to version 4.18.0-305.62.1.rt7.134.el8_4.

3

What vulnerabilities are addressed in RHSA-2022:6248?

RHSA-2022:6248 addresses an information leak in scsi_ioctl() (CVE-2022-0494) and a kernel-info-leak issue in pfkey_register.

4

Which software packages are affected by RHSA-2022:6248?

The affected software packages include kernel-rt, kernel-rt-core, and kernel-rt-debug among others that are prior to version 4.18.0-305.62.1.rt7.134.el8_4.

5

Do I need to reboot after applying the fix for RHSA-2022:6248?

Yes, a reboot is required after updating the kernel-rt packages to ensure the changes take effect.

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