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

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

Synopsis:          Important: kpatch-patch security update
Advisory ID:       RHSA-2022:0232-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:0232
Issue date:        2022-01-24
CVE Names:         CVE-2021-4155 CVE-2022-0185 
====================================================================
1. Summary:

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 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 (v. 8) - 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: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL
(CVE-2021-4155)

* kernel: fs_context: heap overflow in legacy parameter handling
(CVE-2022-0185)

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/):

2034813 - CVE-2021-4155 kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL
2040358 - CVE-2022-0185 kernel: fs_context: heap overflow in legacy parameter handling

6. Package List:

Red Hat Enterprise Linux BaseOS (v. 8):

Source:
kpatch-patch-4_18_0-348-1-2.el8.src.rpm
kpatch-patch-4_18_0-348_2_1-1-1.el8_5.src.rpm
kpatch-patch-4_18_0-348_7_1-1-1.el8_5.src.rpm

ppc64le:
kpatch-patch-4_18_0-348-1-2.el8.ppc64le.rpm
kpatch-patch-4_18_0-348-debuginfo-1-2.el8.ppc64le.rpm
kpatch-patch-4_18_0-348-debugsource-1-2.el8.ppc64le.rpm
kpatch-patch-4_18_0-348_2_1-1-1.el8_5.ppc64le.rpm
kpatch-patch-4_18_0-348_2_1-debuginfo-1-1.el8_5.ppc64le.rpm
kpatch-patch-4_18_0-348_2_1-debugsource-1-1.el8_5.ppc64le.rpm
kpatch-patch-4_18_0-348_7_1-1-1.el8_5.ppc64le.rpm
kpatch-patch-4_18_0-348_7_1-debuginfo-1-1.el8_5.ppc64le.rpm
kpatch-patch-4_18_0-348_7_1-debugsource-1-1.el8_5.ppc64le.rpm

x86_64:
kpatch-patch-4_18_0-348-1-2.el8.x86_64.rpm
kpatch-patch-4_18_0-348-debuginfo-1-2.el8.x86_64.rpm
kpatch-patch-4_18_0-348-debugsource-1-2.el8.x86_64.rpm
kpatch-patch-4_18_0-348_2_1-1-1.el8_5.x86_64.rpm
kpatch-patch-4_18_0-348_2_1-debuginfo-1-1.el8_5.x86_64.rpm
kpatch-patch-4_18_0-348_2_1-debugsource-1-1.el8_5.x86_64.rpm
kpatch-patch-4_18_0-348_7_1-1-1.el8_5.x86_64.rpm
kpatch-patch-4_18_0-348_7_1-debuginfo-1-1.el8_5.x86_64.rpm
kpatch-patch-4_18_0-348_7_1-debugsource-1-1.el8_5.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-2021-4155
https://access.redhat.com/security/cve/CVE-2022-0185
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 2022 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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m74K
-----END PGP SIGNATURE-----

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