RedHat: RHSA-2020-0028:01 Important: kpatch-patch security update
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(es):
* hw: Machine Check Error on Page Size Change (IFU) (CVE-2018-12207)
* hw: TSX Transaction Asynchronous Abort (TAA) (CVE-2019-11135)
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.
Summary
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
References
https://access.redhat.com/security/cve/CVE-2018-12207 https://access.redhat.com/security/cve/CVE-2019-11135 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/security/vulnerabilities/ifu-page-mce https://access.redhat.com/solutions/tsx-asynchronousabort
Package List
Red Hat Enterprise Linux Server (v. 7):
Source:
kpatch-patch-3_10_0-1062-1-9.el7.src.rpm
kpatch-patch-3_10_0-1062_1_1-1-8.el7.src.rpm
kpatch-patch-3_10_0-1062_1_2-1-7.el7.src.rpm
kpatch-patch-3_10_0-1062_4_1-1-4.el7.src.rpm
x86_64:
kpatch-patch-3_10_0-1062-1-9.el7.x86_64.rpm
kpatch-patch-3_10_0-1062-debuginfo-1-9.el7.x86_64.rpm
kpatch-patch-3_10_0-1062_1_1-1-8.el7.x86_64.rpm
kpatch-patch-3_10_0-1062_1_1-debuginfo-1-8.el7.x86_64.rpm
kpatch-patch-3_10_0-1062_1_2-1-7.el7.x86_64.rpm
kpatch-patch-3_10_0-1062_1_2-debuginfo-1-7.el7.x86_64.rpm
kpatch-patch-3_10_0-1062_4_1-1-4.el7.x86_64.rpm
kpatch-patch-3_10_0-1062_4_1-debuginfo-1-4.el7.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/
Topic
An update for kpatch-patch is now available for Red Hat Enterprise Linux 7.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.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux Server (v. 7) - x86_64
Bugs Fixed
1646768 - CVE-2018-12207 hw: Machine Check Error on Page Size Change (IFU)
1753062 - CVE-2019-11135 hw: TSX Transaction Asynchronous Abort (TAA)
