[RHSA-2020:4332-01] Important: kpatch-patch security update

Mon Oct 26 11:16:25 UTC 2020

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 <secalert at redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1

iQIVAwUBX5awA9zjgjWX9erEAQjuJw/+PDY8/T99pkmGrfosY4qgHRFYENbZWY/B
kvQtrbajGSwTO0wuKo7Uj2jq0M/QIA+KS51uNtJ7256/J8CWzdppaRmG6yrUQDS1
IHJGMiWL5Xaxj4bOBT1Wkg8Sv8axUSx55bYfa9Kvdt9zPYk1HF3LmITwIO8EwdJD
DP/xSC5oj/RvHZG5Tkmgu9YGj3m4/7J9qxFuYgZlo0Bw3zO+02Wa3aMdyqDOJv3o
nsJ7gp9MoGShfQAscop2FYCGtDlz5w2NJaX+v7VL6Qr5ikCLW+qy7iGuDIVGqpM9
Cxja8ip2q2cH5J0OdugG/ew+F1Xp66q0/lE4+JEg2BR1T8P41LSMNGv5OiR6GTOD
O1hsivma9XufFplge2GhieYUbMNZmmT+4hWbmBBJUejkZosdYzbPz+4jPCbtq+R0
uBh8V6OXbG+Jj5LxnfAzU8Pqarlge4NbEYSlUo4r46934BKNqytVjwzskgv65J30
j7ccSushbwCdHD0A2oAugQT7Zqzs5mtOA6NXnJ5jYkPpZ4NnphWK6Dms/vEITprM
U3S0gifPfKIKv6jP1Rr4atGMs5O7ZymruSdr2tmROTt1HgpwOOrsUJnLr8/NqSUz
47nHIG3zIhAcvFCAvmERljD8ZparFbEoJ2F8NyEVAnEpZITwFXahWLe31SXRzR+5
HXB9fZniIE4=
=+O5J
-----END PGP SIGNATURE-----