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

Synopsis:          Important: kpatch-patch security update
Advisory ID:       RHSA-2023:5235-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:5235
Issue date:        2023-09-19
CVE Names:         CVE-2023-3390 CVE-2023-4128 CVE-2023-35001 
=====================================================================

1. Summary:

An update for kpatch-patch is now available for Red Hat Enterprise Linux
8.1 Update Services for SAP Solutions.

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 E4S (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: UAF in nftables when nft_set_lookup_global triggered after
handling named and anonymous sets in batch requests (CVE-2023-3390)

* kernel: net/sched: Use-after-free vulnerabilities in the net/sched
classifiers: cls_fw, cls_u32 and cls_route (CVE-2023-4128)

* kernel: nf_tables: stack-out-of-bounds-read in nft_byteorder_eval()
(CVE-2023-35001)

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/):

2213260 - CVE-2023-3390 kernel: UAF in nftables when nft_set_lookup_global triggered after handling named and anonymous sets in batch requests
2220892 - CVE-2023-35001 kernel: nf_tables: stack-out-of-bounds-read in nft_byteorder_eval()
2225511 - CVE-2023-4128 Kernel: net/sched: Use-after-free vulnerabilities in the net/sched classifiers: cls_fw, cls_u32 and cls_route

6. Package List:

Red Hat Enterprise Linux BaseOS E4S (v. 8.1):

Source:
kpatch-patch-4_18_0-147_80_1-1-6.el8_1.src.rpm
kpatch-patch-4_18_0-147_81_1-1-5.el8_1.src.rpm
kpatch-patch-4_18_0-147_83_1-1-4.el8_1.src.rpm
kpatch-patch-4_18_0-147_85_1-1-2.el8_1.src.rpm
kpatch-patch-4_18_0-147_87_1-1-1.el8_1.src.rpm

ppc64le:
kpatch-patch-4_18_0-147_80_1-1-6.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_80_1-debuginfo-1-6.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_80_1-debugsource-1-6.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_81_1-1-5.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_81_1-debuginfo-1-5.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_81_1-debugsource-1-5.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_83_1-1-4.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_83_1-debuginfo-1-4.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_83_1-debugsource-1-4.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_85_1-1-2.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_85_1-debuginfo-1-2.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_85_1-debugsource-1-2.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_87_1-1-1.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_87_1-debuginfo-1-1.el8_1.ppc64le.rpm
kpatch-patch-4_18_0-147_87_1-debugsource-1-1.el8_1.ppc64le.rpm

x86_64:
kpatch-patch-4_18_0-147_80_1-1-6.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_80_1-debuginfo-1-6.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_80_1-debugsource-1-6.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_81_1-1-5.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_81_1-debuginfo-1-5.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_81_1-debugsource-1-5.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_83_1-1-4.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_83_1-debuginfo-1-4.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_83_1-debugsource-1-4.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_85_1-1-2.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_85_1-debuginfo-1-2.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_85_1-debugsource-1-2.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_87_1-1-1.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_87_1-debuginfo-1-1.el8_1.x86_64.rpm
kpatch-patch-4_18_0-147_87_1-debugsource-1-1.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-2023-3390
https://access.redhat.com/security/cve/CVE-2023-4128
https://access.redhat.com/security/cve/CVE-2023-35001
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 2023 Red Hat, Inc.
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RedHat: RHSA-2023-5235:01 Important: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions

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: UAF in nftables when nft_set_lookup_global triggered after handling named and anonymous sets in batch requests (CVE-2023-3390)
* kernel: net/sched: Use-after-free vulnerabilities in the net/sched classifiers: cls_fw, cls_u32 and cls_route (CVE-2023-4128)
* kernel: nf_tables: stack-out-of-bounds-read in nft_byteorder_eval() (CVE-2023-35001)
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-2023-3390 https://access.redhat.com/security/cve/CVE-2023-4128 https://access.redhat.com/security/cve/CVE-2023-35001 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux BaseOS E4S (v. 8.1):
Source: kpatch-patch-4_18_0-147_80_1-1-6.el8_1.src.rpm kpatch-patch-4_18_0-147_81_1-1-5.el8_1.src.rpm kpatch-patch-4_18_0-147_83_1-1-4.el8_1.src.rpm kpatch-patch-4_18_0-147_85_1-1-2.el8_1.src.rpm kpatch-patch-4_18_0-147_87_1-1-1.el8_1.src.rpm
ppc64le: kpatch-patch-4_18_0-147_80_1-1-6.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_80_1-debuginfo-1-6.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_80_1-debugsource-1-6.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_81_1-1-5.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_81_1-debuginfo-1-5.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_81_1-debugsource-1-5.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_83_1-1-4.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_83_1-debuginfo-1-4.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_83_1-debugsource-1-4.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_85_1-1-2.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_85_1-debuginfo-1-2.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_85_1-debugsource-1-2.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_87_1-1-1.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_87_1-debuginfo-1-1.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_87_1-debugsource-1-1.el8_1.ppc64le.rpm
x86_64: kpatch-patch-4_18_0-147_80_1-1-6.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_80_1-debuginfo-1-6.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_80_1-debugsource-1-6.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_81_1-1-5.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_81_1-debuginfo-1-5.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_81_1-debugsource-1-5.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_83_1-1-4.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_83_1-debuginfo-1-4.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_83_1-debugsource-1-4.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_85_1-1-2.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_85_1-debuginfo-1-2.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_85_1-debugsource-1-2.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_87_1-1-1.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_87_1-debuginfo-1-1.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_87_1-debugsource-1-1.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/


Severity
Advisory ID: RHSA-2023:5235-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:5235
Issued Date: : 2023-09-19
CVE Names: CVE-2023-3390 CVE-2023-4128 CVE-2023-35001

Topic

An update for kpatch-patch is now available for Red Hat Enterprise Linux8.1 Update Services for SAP Solutions.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 E4S (v. 8.1) - ppc64le, x86_64


Bugs Fixed

2213260 - CVE-2023-3390 kernel: UAF in nftables when nft_set_lookup_global triggered after handling named and anonymous sets in batch requests

2220892 - CVE-2023-35001 kernel: nf_tables: stack-out-of-bounds-read in nft_byteorder_eval()

2225511 - CVE-2023-4128 Kernel: net/sched: Use-after-free vulnerabilities in the net/sched classifiers: cls_fw, cls_u32 and cls_route


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