-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis:          Important: kpatch-patch security update
Advisory ID:       RHSA-2021:2167-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:2167
Issue date:        2021-06-01
CVE Names:         CVE-2020-0466 CVE-2020-28374 
====================================================================
1. Summary:

An update is now available for Red Hat Enterprise Linux 8.2 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. 8.2) - 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: use after free in eventpoll.c may lead to escalation of privilege
(CVE-2020-0466)

* kernel: SCSI target (LIO) write to any block on ILO backstore
(CVE-2020-28374)

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/):

1899804 - CVE-2020-28374 kernel: SCSI target (LIO) write to any block on ILO backstore
1920480 - CVE-2020-0466 kernel: use after free in eventpoll.c may lead to escalation of privilege

6. Package List:

Red Hat Enterprise Linux BaseOS EUS (v. 8.2):

Source:
kpatch-patch-4_18_0-193_13_2-1-9.el8_2.src.rpm
kpatch-patch-4_18_0-193_14_3-1-9.el8_2.src.rpm
kpatch-patch-4_18_0-193_19_1-1-9.el8_2.src.rpm
kpatch-patch-4_18_0-193_28_1-1-7.el8_2.src.rpm
kpatch-patch-4_18_0-193_29_1-1-7.el8_2.src.rpm
kpatch-patch-4_18_0-193_37_1-1-7.el8_2.src.rpm
kpatch-patch-4_18_0-193_40_1-1-7.el8_2.src.rpm
kpatch-patch-4_18_0-193_41_1-1-7.el8_2.src.rpm
kpatch-patch-4_18_0-193_46_1-1-4.el8_2.src.rpm
kpatch-patch-4_18_0-193_47_1-1-4.el8_2.src.rpm
kpatch-patch-4_18_0-193_51_1-1-1.el8_2.src.rpm
kpatch-patch-4_18_0-193_6_3-1-11.el8_2.src.rpm

ppc64le:
kpatch-patch-4_18_0-193_13_2-1-9.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_13_2-debuginfo-1-9.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_13_2-debugsource-1-9.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_14_3-1-9.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_14_3-debuginfo-1-9.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_14_3-debugsource-1-9.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_19_1-1-9.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_19_1-debuginfo-1-9.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_19_1-debugsource-1-9.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_28_1-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_28_1-debuginfo-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_28_1-debugsource-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_29_1-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_29_1-debuginfo-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_29_1-debugsource-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_37_1-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_37_1-debuginfo-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_37_1-debugsource-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_40_1-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_40_1-debuginfo-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_40_1-debugsource-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_41_1-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_41_1-debuginfo-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_41_1-debugsource-1-7.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_46_1-1-4.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_46_1-debuginfo-1-4.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_46_1-debugsource-1-4.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_47_1-1-4.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_47_1-debuginfo-1-4.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_47_1-debugsource-1-4.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_51_1-1-1.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_51_1-debuginfo-1-1.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_51_1-debugsource-1-1.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_6_3-1-11.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_6_3-debuginfo-1-11.el8_2.ppc64le.rpm
kpatch-patch-4_18_0-193_6_3-debugsource-1-11.el8_2.ppc64le.rpm

x86_64:
kpatch-patch-4_18_0-193_13_2-1-9.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_13_2-debuginfo-1-9.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_13_2-debugsource-1-9.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_14_3-1-9.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_14_3-debuginfo-1-9.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_14_3-debugsource-1-9.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_19_1-1-9.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_19_1-debuginfo-1-9.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_19_1-debugsource-1-9.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_28_1-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_28_1-debuginfo-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_28_1-debugsource-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_29_1-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_29_1-debuginfo-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_29_1-debugsource-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_37_1-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_37_1-debuginfo-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_37_1-debugsource-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_40_1-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_40_1-debuginfo-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_40_1-debugsource-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_41_1-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_41_1-debuginfo-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_41_1-debugsource-1-7.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_46_1-1-4.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_46_1-debuginfo-1-4.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_46_1-debugsource-1-4.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_47_1-1-4.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_47_1-debuginfo-1-4.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_47_1-debugsource-1-4.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_51_1-1-1.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_51_1-debuginfo-1-1.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_51_1-debugsource-1-1.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_6_3-1-11.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_6_3-debuginfo-1-11.el8_2.x86_64.rpm
kpatch-patch-4_18_0-193_6_3-debugsource-1-11.el8_2.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-2020-0466
https://access.redhat.com/security/cve/CVE-2020-28374
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 2021 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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45e2
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://listman.redhat.com/mailman/listinfo/rhsa-announce

RedHat: RHSA-2021-2167:01 Important: kpatch-patch security update

An update is now available for Red Hat Enterprise Linux 8.2 Extended Update Support

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):
* kernel: use after free in eventpoll.c may lead to escalation of privilege (CVE-2020-0466)
* kernel: SCSI target (LIO) write to any block on ILO backstore (CVE-2020-28374)
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

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-2020-0466 https://access.redhat.com/security/cve/CVE-2020-28374 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux BaseOS EUS (v. 8.2):
Source: kpatch-patch-4_18_0-193_13_2-1-9.el8_2.src.rpm kpatch-patch-4_18_0-193_14_3-1-9.el8_2.src.rpm kpatch-patch-4_18_0-193_19_1-1-9.el8_2.src.rpm kpatch-patch-4_18_0-193_28_1-1-7.el8_2.src.rpm kpatch-patch-4_18_0-193_29_1-1-7.el8_2.src.rpm kpatch-patch-4_18_0-193_37_1-1-7.el8_2.src.rpm kpatch-patch-4_18_0-193_40_1-1-7.el8_2.src.rpm kpatch-patch-4_18_0-193_41_1-1-7.el8_2.src.rpm kpatch-patch-4_18_0-193_46_1-1-4.el8_2.src.rpm kpatch-patch-4_18_0-193_47_1-1-4.el8_2.src.rpm kpatch-patch-4_18_0-193_51_1-1-1.el8_2.src.rpm kpatch-patch-4_18_0-193_6_3-1-11.el8_2.src.rpm
ppc64le: kpatch-patch-4_18_0-193_13_2-1-9.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_13_2-debuginfo-1-9.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_13_2-debugsource-1-9.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_14_3-1-9.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_14_3-debuginfo-1-9.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_14_3-debugsource-1-9.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_19_1-1-9.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_19_1-debuginfo-1-9.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_19_1-debugsource-1-9.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_28_1-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_28_1-debuginfo-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_28_1-debugsource-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_29_1-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_29_1-debuginfo-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_29_1-debugsource-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_37_1-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_37_1-debuginfo-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_37_1-debugsource-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_40_1-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_40_1-debuginfo-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_40_1-debugsource-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_41_1-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_41_1-debuginfo-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_41_1-debugsource-1-7.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_46_1-1-4.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_46_1-debuginfo-1-4.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_46_1-debugsource-1-4.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_47_1-1-4.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_47_1-debuginfo-1-4.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_47_1-debugsource-1-4.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_51_1-1-1.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_51_1-debuginfo-1-1.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_51_1-debugsource-1-1.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_6_3-1-11.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_6_3-debuginfo-1-11.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_6_3-debugsource-1-11.el8_2.ppc64le.rpm
x86_64: kpatch-patch-4_18_0-193_13_2-1-9.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_13_2-debuginfo-1-9.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_13_2-debugsource-1-9.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_14_3-1-9.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_14_3-debuginfo-1-9.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_14_3-debugsource-1-9.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_19_1-1-9.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_19_1-debuginfo-1-9.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_19_1-debugsource-1-9.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_28_1-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_28_1-debuginfo-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_28_1-debugsource-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_29_1-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_29_1-debuginfo-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_29_1-debugsource-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_37_1-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_37_1-debuginfo-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_37_1-debugsource-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_40_1-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_40_1-debuginfo-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_40_1-debugsource-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_41_1-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_41_1-debuginfo-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_41_1-debugsource-1-7.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_46_1-1-4.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_46_1-debuginfo-1-4.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_46_1-debugsource-1-4.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_47_1-1-4.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_47_1-debuginfo-1-4.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_47_1-debugsource-1-4.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_51_1-1-1.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_51_1-debuginfo-1-1.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_51_1-debugsource-1-1.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_6_3-1-11.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_6_3-debuginfo-1-11.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_6_3-debugsource-1-11.el8_2.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
Advisory ID: RHSA-2021:2167-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2167
Issued Date: : 2021-06-01
CVE Names: CVE-2020-0466 CVE-2020-28374

Topic

An update is now available for Red Hat Enterprise Linux 8.2 Extended UpdateSupport.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 BaseOS EUS (v. 8.2) - ppc64le, x86_64


Bugs Fixed

1899804 - CVE-2020-28374 kernel: SCSI target (LIO) write to any block on ILO backstore

1920480 - CVE-2020-0466 kernel: use after free in eventpoll.c may lead to escalation of privilege


Related News