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

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

Synopsis:          Important: kernel security update
Advisory ID:       RHSA-2022:5806-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:5806
Issue date:        2022-08-02
CVE Names:         CVE-2022-1729 CVE-2022-32250
====================================================================
1. Summary:

An update for kernel is now available for Red Hat Enterprise Linux 7.3
Advanced 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 Server AUS (v. 7.3) - noarch, x86_64
Red Hat Enterprise Linux Server Optional AUS (v. 7.3) - x86_64

3. Description:

The kernel packages contain the Linux kernel, the core of any Linux
operating system.

Security Fix(es):

* kernel: race condition in perf_event_open leads to privilege escalation
(CVE-2022-1729)

* kernel: a use-after-free write in the netfilter subsystem can lead to
privilege escalation to root (CVE-2022-32250)

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

The system must be rebooted for this update to take effect.

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

2086753 - CVE-2022-1729 kernel: race condition in perf_event_open leads to privilege escalation
2092427 - CVE-2022-32250 kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root

6. Package List:

Red Hat Enterprise Linux Server AUS (v. 7.3):

Source:
kernel-3.10.0-514.104.1.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-514.104.1.el7.noarch.rpm
kernel-doc-3.10.0-514.104.1.el7.noarch.rpm

x86_64:
kernel-3.10.0-514.104.1.el7.x86_64.rpm
kernel-debug-3.10.0-514.104.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-514.104.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-514.104.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-514.104.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-514.104.1.el7.x86_64.rpm
kernel-devel-3.10.0-514.104.1.el7.x86_64.rpm
kernel-headers-3.10.0-514.104.1.el7.x86_64.rpm
kernel-tools-3.10.0-514.104.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-514.104.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-514.104.1.el7.x86_64.rpm
perf-3.10.0-514.104.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-514.104.1.el7.x86_64.rpm
python-perf-3.10.0-514.104.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-514.104.1.el7.x86_64.rpm

Red Hat Enterprise Linux Server Optional AUS (v. 7.3):

x86_64:
kernel-debug-debuginfo-3.10.0-514.104.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-514.104.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-514.104.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-514.104.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-514.104.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-514.104.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-514.104.1.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/

7. References:

https://access.redhat.com/security/cve/CVE-2022-1729
https://access.redhat.com/security/cve/CVE-2022-32250
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. 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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SnUb
-----END PGP SIGNATURE-----
--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://listman.redhat.com/mailman/listinfo/rhsa-announce