RHSA-2019:2609: Important: kernel-rt security and bug fix update

Published Sep 3, 2019
·
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): kernel: hw: Spectre SWAPGS gadget vulnerability (CVE-2019-1125) kernel: brcmfmac heap buffer overflow in brcmfwowlndresults (CVE-2019-9500) 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): BUG: scheduling while atomic in zswap (BZ#1737372) kernel-rt: update to the RHEL7.7.z batch#1 source tree (BZ#1740918)

Affected Software

17 affected componentsFixes available
redhat/kernel-rt<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-debug<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-debug-debuginfo<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-debug-devel<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-debuginfo<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-devel<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-doc<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-trace<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-trace-debuginfo<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-trace-devel<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-debug-kvm<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-debug-kvm-debuginfo<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-kvm<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-kvm-debuginfo<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-trace-kvm<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7
redhat/kernel-rt-trace-kvm-debuginfo<3.10.0-1062.1.1.rt56.1024.el7
3.10.0-1062.1.1.rt56.1024.el7

Remediation

Event History

May 26, 2026
Advisory Published
via Red Hat·10:22 AM
Data Sourced
via Red Hat·10:22 AM
RemedyDescriptionAffected Software
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Frequently Asked Questions

1

What is the severity of RHSA-2019:2609?

The severity of RHSA-2019:2609 is classified as moderate.

2

How do I fix RHSA-2019:2609?

To fix RHSA-2019:2609, upgrade the affected kernel-rt packages to version 3.10.0-1062.1.1.rt56.1024.el7.

3

Which vulnerabilities are addressed in RHSA-2019:2609?

RHSA-2019:2609 addresses the Spectre SWAPGS gadget vulnerability (CVE-2019-1125) and a heap buffer overflow in brcmfmac.

4

Which systems are affected by RHSA-2019:2609?

RHSA-2019:2609 affects systems running the kernel-rt packages on Red Hat Enterprise Linux 7.

5

Is RHSA-2019:2609 applicable to all kernel versions?

RHSA-2019:2609 specifically applies to the kernel-rt version 3.10.0-1062.1.1.rt56.1024.el7.

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