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====================================================================                   Red Hat Security Advisory

Synopsis:          Important: kpatch-patch security update
Advisory ID:       RHSA-2020:4332-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:4332
Issue date:        2020-10-26
CVE Names:         CVE-2020-14385 CVE-2020-14386 
====================================================================
1. Summary:

An update for kpatch-patch is now available for Red Hat Enterprise Linux
8.1 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux BaseOS EUS (v. 8.1) - ppc64le, x86_64

3. Description:

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):

* kernel: metadata validator in XFS may cause an inode with a valid,
user-creatable extended attribute to be flagged as corrupt (CVE-2020-14385)

* kernel: memory corruption in net/packet/af_packet.c leads to elevation of
privilege (CVE-2020-14386)

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.

4. 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

5. Bugs fixed (https://bugzilla.redhat.com/):

1874800 - CVE-2020-14385 kernel: metadata validator in XFS may cause an inode with a valid, user-creatable extended attribute to be flagged as corrupt
1875699 - CVE-2020-14386 kernel: memory corruption in net/packet/af_packet.c leads to elevation of privilege

6. Package List:

Red Hat Enterprise Linux BaseOS EUS (v. 8.1):

Source:
kpatch-patch-4_18_0-147-1-18.el8.src.rpm
kpatch-patch-4_18_0-147_0_2-1-14.el8.src.rpm
kpatch-patch-4_18_0-147_0_3-1-14.el8.src.rpm
kpatch-patch-4_18_0-147_13_2-1-5.el8_1.src.rpm
kpatch-patch-4_18_0-147_20_1-1-4.el8_1.src.rpm
kpatch-patch-4_18_0-147_24_2-1-2.el8_1.src.rpm
kpatch-patch-4_18_0-147_27_1-1-2.el8_1.src.rpm
kpatch-patch-4_18_0-147_3_1-1-14.el8_1.src.rpm
kpatch-patch-4_18_0-147_5_1-1-9.el8_1.src.rpm
kpatch-patch-4_18_0-147_8_1-1-7.el8_1.src.rpm

ppc64le:
kpatch-patch-4_18_0-147-1-18.el8.ppc64le.rpm
kpatch-patch-4_18_0-147-debuginfo-1-18.el8.ppc64le.rpm
kpatch-patch-4_18_0-147-debugsource-1-18.el8.ppc64le.rpm
kpatch-patch-4_18_0-147_0_2-1-14.el8.ppc64le.rpm
kpatch-patch-4_18_0-147_0_2-debuginfo-1-14.el8.ppc64le.rpm
kpatch-patch-4_18_0-147_0_2-debugsource-1-14.el8.ppc64le.rpm
kpatch-patch-4_18_0-147_0_3-1-14.el8.ppc64le.rpm
kpatch-patch-4_18_0-147_13_2-1-5.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_13_2-debuginfo-1-5.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_13_2-debugsource-1-5.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_20_1-1-4.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_20_1-debuginfo-1-4.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_20_1-debugsource-1-4.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_24_2-1-2.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_24_2-debuginfo-1-2.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_24_2-debugsource-1-2.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_27_1-1-2.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_27_1-debuginfo-1-2.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_27_1-debugsource-1-2.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_3_1-1-14.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_5_1-1-9.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_8_1-1-7.el8_1.ppc64le.rpm

x86_64:
kpatch-patch-4_18_0-147-1-18.el8.x86_64.rpm
kpatch-patch-4_18_0-147-debuginfo-1-18.el8.x86_64.rpm
kpatch-patch-4_18_0-147-debugsource-1-18.el8.x86_64.rpm
kpatch-patch-4_18_0-147_0_2-1-14.el8.x86_64.rpm
kpatch-patch-4_18_0-147_0_2-debuginfo-1-14.el8.x86_64.rpm
kpatch-patch-4_18_0-147_0_2-debugsource-1-14.el8.x86_64.rpm
kpatch-patch-4_18_0-147_0_3-1-14.el8.x86_64.rpm
kpatch-patch-4_18_0-147_13_2-1-5.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_13_2-debuginfo-1-5.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_13_2-debugsource-1-5.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_20_1-1-4.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_20_1-debuginfo-1-4.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_20_1-debugsource-1-4.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_24_2-1-2.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_24_2-debuginfo-1-2.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_24_2-debugsource-1-2.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_27_1-1-2.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_27_1-debuginfo-1-2.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_27_1-debugsource-1-2.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_3_1-1-14.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_5_1-1-9.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_8_1-1-7.el8_1.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/

7. References:

https://access.redhat.com/security/cve/CVE-2020-14385
https://access.redhat.com/security/cve/CVE-2020-14386
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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