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

Synopsis:          Important: kpatch-patch security update
Advisory ID:       RHSA-2023:5093-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:5093
Issue date:        2023-09-12
CVE Names:         CVE-2023-3390 CVE-2023-3610 CVE-2023-3776 
                   CVE-2023-4004 CVE-2023-4147 CVE-2023-31248 
                   CVE-2023-35001 
=====================================================================

1. Summary:

An update for kpatch-patch is now available for Red Hat Enterprise Linux 9.

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. 9) - 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: netfilter: nf_tables: fix chain binding transaction logic in the
abort path of NFT_MSG_NEWRULE (CVE-2023-3610)

* kernel: net/sched: cls_fw component can be exploited as result of failure
in tcf_change_indev function (CVE-2023-3776)

* kernel: netfilter: use-after-free due to improper element removal in
nft_pipapo_remove() (CVE-2023-4004)

* kernel: netfilter: nf_tables_newrule when adding a rule with
NFTA_RULE_CHAIN_ID leads to use-after-free (CVE-2023-4147)

* kernel: nf_tables: use-after-free in nft_chain_lookup_byid()
(CVE-2023-31248)

* 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()
2220893 - CVE-2023-31248 kernel: nf_tables: use-after-free in nft_chain_lookup_byid()
2225097 - CVE-2023-3776 kernel: net/sched: cls_fw component can be exploited as result of failure in tcf_change_indev function
2225198 - CVE-2023-3610 kernel: netfilter: nf_tables: fix chain binding transaction logic in the abort path of NFT_MSG_NEWRULE
2225239 - CVE-2023-4147 kernel: netfilter: nf_tables_newrule when adding a rule with NFTA_RULE_CHAIN_ID leads to use-after-free
2225275 - CVE-2023-4004 kernel: netfilter: use-after-free due to improper element removal in nft_pipapo_remove()

6. Package List:

Red Hat Enterprise Linux BaseOS (v. 9):

Source:
kpatch-patch-5_14_0-284_11_1-1-5.el9_2.src.rpm
kpatch-patch-5_14_0-284_18_1-1-4.el9_2.src.rpm
kpatch-patch-5_14_0-284_25_1-1-3.el9_2.src.rpm

ppc64le:
kpatch-patch-5_14_0-284_11_1-1-5.el9_2.ppc64le.rpm
kpatch-patch-5_14_0-284_11_1-debuginfo-1-5.el9_2.ppc64le.rpm
kpatch-patch-5_14_0-284_11_1-debugsource-1-5.el9_2.ppc64le.rpm
kpatch-patch-5_14_0-284_18_1-1-4.el9_2.ppc64le.rpm
kpatch-patch-5_14_0-284_18_1-debuginfo-1-4.el9_2.ppc64le.rpm
kpatch-patch-5_14_0-284_18_1-debugsource-1-4.el9_2.ppc64le.rpm
kpatch-patch-5_14_0-284_25_1-1-3.el9_2.ppc64le.rpm
kpatch-patch-5_14_0-284_25_1-debuginfo-1-3.el9_2.ppc64le.rpm
kpatch-patch-5_14_0-284_25_1-debugsource-1-3.el9_2.ppc64le.rpm

x86_64:
kpatch-patch-5_14_0-284_11_1-1-5.el9_2.x86_64.rpm
kpatch-patch-5_14_0-284_11_1-debuginfo-1-5.el9_2.x86_64.rpm
kpatch-patch-5_14_0-284_11_1-debugsource-1-5.el9_2.x86_64.rpm
kpatch-patch-5_14_0-284_18_1-1-4.el9_2.x86_64.rpm
kpatch-patch-5_14_0-284_18_1-debuginfo-1-4.el9_2.x86_64.rpm
kpatch-patch-5_14_0-284_18_1-debugsource-1-4.el9_2.x86_64.rpm
kpatch-patch-5_14_0-284_25_1-1-3.el9_2.x86_64.rpm
kpatch-patch-5_14_0-284_25_1-debuginfo-1-3.el9_2.x86_64.rpm
kpatch-patch-5_14_0-284_25_1-debugsource-1-3.el9_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-2023-3390
https://access.redhat.com/security/cve/CVE-2023-3610
https://access.redhat.com/security/cve/CVE-2023-3776
https://access.redhat.com/security/cve/CVE-2023-4004
https://access.redhat.com/security/cve/CVE-2023-4147
https://access.redhat.com/security/cve/CVE-2023-31248
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-2023-5093:01 Important: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 9

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: netfilter: nf_tables: fix chain binding transaction logic in the abort path of NFT_MSG_NEWRULE (CVE-2023-3610)
* kernel: net/sched: cls_fw component can be exploited as result of failure in tcf_change_indev function (CVE-2023-3776)
* kernel: netfilter: use-after-free due to improper element removal in nft_pipapo_remove() (CVE-2023-4004)
* kernel: netfilter: nf_tables_newrule when adding a rule with NFTA_RULE_CHAIN_ID leads to use-after-free (CVE-2023-4147)
* kernel: nf_tables: use-after-free in nft_chain_lookup_byid() (CVE-2023-31248)
* 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-2023-3610 https://access.redhat.com/security/cve/CVE-2023-3776 https://access.redhat.com/security/cve/CVE-2023-4004 https://access.redhat.com/security/cve/CVE-2023-4147 https://access.redhat.com/security/cve/CVE-2023-31248 https://access.redhat.com/security/cve/CVE-2023-35001 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux BaseOS (v. 9):
Source: kpatch-patch-5_14_0-284_11_1-1-5.el9_2.src.rpm kpatch-patch-5_14_0-284_18_1-1-4.el9_2.src.rpm kpatch-patch-5_14_0-284_25_1-1-3.el9_2.src.rpm
ppc64le: kpatch-patch-5_14_0-284_11_1-1-5.el9_2.ppc64le.rpm kpatch-patch-5_14_0-284_11_1-debuginfo-1-5.el9_2.ppc64le.rpm kpatch-patch-5_14_0-284_11_1-debugsource-1-5.el9_2.ppc64le.rpm kpatch-patch-5_14_0-284_18_1-1-4.el9_2.ppc64le.rpm kpatch-patch-5_14_0-284_18_1-debuginfo-1-4.el9_2.ppc64le.rpm kpatch-patch-5_14_0-284_18_1-debugsource-1-4.el9_2.ppc64le.rpm kpatch-patch-5_14_0-284_25_1-1-3.el9_2.ppc64le.rpm kpatch-patch-5_14_0-284_25_1-debuginfo-1-3.el9_2.ppc64le.rpm kpatch-patch-5_14_0-284_25_1-debugsource-1-3.el9_2.ppc64le.rpm
x86_64: kpatch-patch-5_14_0-284_11_1-1-5.el9_2.x86_64.rpm kpatch-patch-5_14_0-284_11_1-debuginfo-1-5.el9_2.x86_64.rpm kpatch-patch-5_14_0-284_11_1-debugsource-1-5.el9_2.x86_64.rpm kpatch-patch-5_14_0-284_18_1-1-4.el9_2.x86_64.rpm kpatch-patch-5_14_0-284_18_1-debuginfo-1-4.el9_2.x86_64.rpm kpatch-patch-5_14_0-284_18_1-debugsource-1-4.el9_2.x86_64.rpm kpatch-patch-5_14_0-284_25_1-1-3.el9_2.x86_64.rpm kpatch-patch-5_14_0-284_25_1-debuginfo-1-3.el9_2.x86_64.rpm kpatch-patch-5_14_0-284_25_1-debugsource-1-3.el9_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-2023:5093-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:5093
Issued Date: : 2023-09-12
CVE Names: CVE-2023-3390 CVE-2023-3610 CVE-2023-3776 CVE-2023-4004 CVE-2023-4147 CVE-2023-31248 CVE-2023-35001

Topic

An update for kpatch-patch is now available for Red Hat Enterprise Linux 9.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 (v. 9) - 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()

2220893 - CVE-2023-31248 kernel: nf_tables: use-after-free in nft_chain_lookup_byid()

2225097 - CVE-2023-3776 kernel: net/sched: cls_fw component can be exploited as result of failure in tcf_change_indev function

2225198 - CVE-2023-3610 kernel: netfilter: nf_tables: fix chain binding transaction logic in the abort path of NFT_MSG_NEWRULE

2225239 - CVE-2023-4147 kernel: netfilter: nf_tables_newrule when adding a rule with NFTA_RULE_CHAIN_ID leads to use-after-free

2225275 - CVE-2023-4004 kernel: netfilter: use-after-free due to improper element removal in nft_pipapo_remove()


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