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RedHat: RHSA-2019-4245-01 Important: Kpatch-Patch Kernel Security Fix

red hat
Calendar Grey December 17, 2019
Dist Redhat Esm H88
Oracle issues critical Yum update addressing vulnerabilities in Oracle Linux 8. Comprehensive insights on the update and its risk level provided.
An update for kpatch-patch is now available for Red Hat Enterprise Linux 8

Solution

Before applying this update, make sure all previously released errata relevant to your system have been applied.

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

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

Summary

This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.
Security Fix:
* kpatch: hw: incomplete fix for CVE-2018-12207 (CVE-2019-19339)
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.

Topics%20covered

Topics Covered

security advisory security issue red hat kernel patch important enterprise linux kpatch-patch

References

https://access.redhat.com/security/cve/CVE-2019-19339 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/security/vulnerabilities/ifu-page-mce

Package List

Red Hat Enterprise Linux BaseOS (v. 8):
Source: kpatch-patch-4_18_0-147-1-4.el8.src.rpm
x86_64: kpatch-patch-4_18_0-147-1-4.el8.x86_64.rpm kpatch-patch-4_18_0-147-debuginfo-1-4.el8.x86_64.rpm kpatch-patch-4_18_0-147-debugsource-1-4.el8.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:4245-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:4245
Issue date: 2019-12-17

Topic

An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security issue red hat kernel patch important enterprise linux kpatch-patch

Relevant Releases Architectures

Red Hat Enterprise Linux BaseOS (v. 8) - x86_64

Bugs Fixed

1782199 - CVE-2019-19339 kpatch: hw: incomplete fix for CVE-2018-12207

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