Alerts This Week
Warning Icon 1 916
Alerts This Week
Warning Icon 1 916

Red Hat 8.4: RHSA-2022-6248-01 Moderate: kernel-rt Information Leak

red hat
Calendar Grey August 31, 2022
Dist Redhat Esm H88
The recent security patch for Red Hat Enterprise Linux 8.4 kernel-rt resolves several moderate vulnerabilities and includes an array of bug corrections.
An update for kernel-rt is now available for Red Hat Enterprise Linux 8.4 Extended Update Support

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

The system must be rebooted for this update to take effect.

Summary

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 scsi_ioctl() (CVE-2022-0494)
* a kernel-info-leak issue in pfkey_register (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)

Topics%20covered

Topics Covered

security advisory moderate information leak bug fix Red Hat Enterprise Linux kernel-rt real-time kernel

References

https://access.redhat.com/security/cve/CVE-2022-0494 https://access.redhat.com/security/cve/CVE-2022-1353 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux Real Time for NFV EUS (v.8.4):
Source: kernel-rt-4.18.0-305.62.1.rt7.134.el8_4.src.rpm
x86_64: kernel-rt-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-core-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-debug-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-debug-core-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-debug-debuginfo-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-debug-devel-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-debug-kvm-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-debug-modules-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-debug-modules-extra-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-debuginfo-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-debuginfo-common-x86_64-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-devel-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-kvm-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-modules-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-modules-extra-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm
Red Hat Enterprise Linux Real Time EUS (v.8.4):
Source: kernel-rt-4.18.0-305.62.1.rt7.134.el8_4.src.rpm
x86_64: kernel-rt-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm kernel-rt-core-4.18.0-305.62.1.rt7.134.el8_4.x86_64.rpm

Read the Full Advisory


Advisory ID: RHSA-2022:6248-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:6248
Issue date: 2022-08-30

Topic

An update for kernel-rt is now available for Red Hat Enterprise Linux 8.4Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate information leak bug fix Red Hat Enterprise Linux kernel-rt real-time kernel

Relevant Releases Architectures

Red Hat Enterprise Linux Real Time EUS (v.8.4) - x86_64

Red Hat Enterprise Linux Real Time for NFV EUS (v.8.4) - x86_64

Bugs Fixed

2039448 - CVE-2022-0494 kernel: information leak in scsi_ioctl()

2066819 - CVE-2022-1353 Kernel: A kernel-info-leak issue in pfkey_register

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here