A kernel security and bug fix update has been released for Red Hat Enterprise Linux 9.0.

[RHSA-2023:3465-01] Important: kernel security and bug fix update

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

Synopsis: Important: kernel security and bug fix update
Advisory ID: RHSA-2023:3465-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:3465
Issue date: 2023-06-06
CVE Names: CVE-2023-0461 CVE-2023-2008 CVE-2023-32233
=====================================================================

1. Summary:

An update for kernel is now available for Red Hat Enterprise Linux 9.0
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 CodeReady Linux Builder EUS (v.9.0) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux AppStream EUS (v.9.0) - aarch64, noarch, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS EUS (v.9.0) - aarch64, noarch, ppc64le, s390x, x86_64

3. Description:

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

Security Fix(es):

* kernel: net/ulp: use-after-free in listening ULP sockets (CVE-2023-0461)

* kernel: udmabuf: improper validation of array index leading to local
privilege escalation (CVE-2023-2008)

* kernel: use-after-free in Netfilter nf_tables when processing batch
requests can lead to privilege escalation (CVE-2023-32233)

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.

Bug Fix(es):

* Intel QAT Update - (kernel changes) (BZ#2176848)

* Significant performance drop for getrandom system call when FIPS is
enabled (compared to RHEL 8) (BZ#2183477)

* Azure RHEL9 Backport upstream commit
93827a0a36396f2fd6368a54a020f420c8916e9b [KVM: VMX: Fix crash due to
uninitialized current_vmcs] (BZ#2186824)

* kernel[-rt]: task deadline_test:1778 blocked for more than 622 seconds
(BZ#2188657)

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/):

2176192 - CVE-2023-0461 kernel: net/ulp: use-after-free in listening ULP sockets
2186862 - CVE-2023-2008 kernel: udmabuf: improper validation of array index leading to local privilege escalation
2196105 - CVE-2023-32233 kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation

6. Package List:

Red Hat Enterprise Linux AppStream EUS (v.9.0):

aarch64:
bpftool-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debug-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debug-devel-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debug-devel-matched-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debuginfo-common-aarch64-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-devel-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-devel-matched-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-headers-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-tools-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
perf-5.14.0-70.58.1.el9_0.aarch64.rpm
perf-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
python3-perf-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm

noarch:
kernel-doc-5.14.0-70.58.1.el9_0.noarch.rpm

ppc64le:
bpftool-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debug-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debug-devel-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debug-devel-matched-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debuginfo-common-ppc64le-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-devel-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-devel-matched-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-headers-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-tools-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
perf-5.14.0-70.58.1.el9_0.ppc64le.rpm
perf-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
python3-perf-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm

s390x:
bpftool-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debug-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debug-devel-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debug-devel-matched-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debuginfo-common-s390x-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-devel-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-devel-matched-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-headers-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-tools-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-zfcpdump-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-zfcpdump-devel-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-zfcpdump-devel-matched-5.14.0-70.58.1.el9_0.s390x.rpm
perf-5.14.0-70.58.1.el9_0.s390x.rpm
perf-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
python3-perf-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm

x86_64:
bpftool-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debug-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debug-devel-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debug-devel-matched-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debuginfo-common-x86_64-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-devel-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-devel-matched-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-headers-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-tools-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
perf-5.14.0-70.58.1.el9_0.x86_64.rpm
perf-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
python3-perf-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm

Red Hat Enterprise Linux BaseOS EUS (v.9.0):

Source:
kernel-5.14.0-70.58.1.el9_0.src.rpm

aarch64:
bpftool-5.14.0-70.58.1.el9_0.aarch64.rpm
bpftool-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-core-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debug-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debug-core-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debug-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debug-modules-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debug-modules-extra-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debuginfo-common-aarch64-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-modules-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-modules-extra-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-tools-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-tools-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-tools-libs-5.14.0-70.58.1.el9_0.aarch64.rpm
perf-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
python3-perf-5.14.0-70.58.1.el9_0.aarch64.rpm
python3-perf-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm

noarch:
kernel-abi-stablelists-5.14.0-70.58.1.el9_0.noarch.rpm

ppc64le:
bpftool-5.14.0-70.58.1.el9_0.ppc64le.rpm
bpftool-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-core-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debug-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debug-core-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debug-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debug-modules-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debug-modules-extra-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debuginfo-common-ppc64le-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-modules-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-modules-extra-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-tools-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-tools-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-tools-libs-5.14.0-70.58.1.el9_0.ppc64le.rpm
perf-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
python3-perf-5.14.0-70.58.1.el9_0.ppc64le.rpm
python3-perf-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm

s390x:
bpftool-5.14.0-70.58.1.el9_0.s390x.rpm
bpftool-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-core-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debug-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debug-core-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debug-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debug-modules-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debug-modules-extra-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debuginfo-common-s390x-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-modules-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-modules-extra-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-tools-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-tools-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-zfcpdump-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-zfcpdump-core-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-zfcpdump-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-zfcpdump-modules-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-zfcpdump-modules-extra-5.14.0-70.58.1.el9_0.s390x.rpm
perf-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
python3-perf-5.14.0-70.58.1.el9_0.s390x.rpm
python3-perf-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm

x86_64:
bpftool-5.14.0-70.58.1.el9_0.x86_64.rpm
bpftool-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-core-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debug-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debug-core-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debug-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debug-modules-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debug-modules-extra-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debuginfo-common-x86_64-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-modules-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-modules-extra-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-tools-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-tools-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-tools-libs-5.14.0-70.58.1.el9_0.x86_64.rpm
perf-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
python3-perf-5.14.0-70.58.1.el9_0.x86_64.rpm
python3-perf-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm

Red Hat CodeReady Linux Builder EUS (v.9.0):

aarch64:
bpftool-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-cross-headers-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debug-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-debuginfo-common-aarch64-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-tools-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
kernel-tools-libs-devel-5.14.0-70.58.1.el9_0.aarch64.rpm
perf-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm
python3-perf-debuginfo-5.14.0-70.58.1.el9_0.aarch64.rpm

ppc64le:
bpftool-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-cross-headers-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debug-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-debuginfo-common-ppc64le-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-tools-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
kernel-tools-libs-devel-5.14.0-70.58.1.el9_0.ppc64le.rpm
perf-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm
python3-perf-debuginfo-5.14.0-70.58.1.el9_0.ppc64le.rpm

s390x:
bpftool-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-cross-headers-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debug-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-debuginfo-common-s390x-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-tools-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
kernel-zfcpdump-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
perf-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm
python3-perf-debuginfo-5.14.0-70.58.1.el9_0.s390x.rpm

x86_64:
bpftool-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-cross-headers-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debug-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-debuginfo-common-x86_64-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-tools-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
kernel-tools-libs-devel-5.14.0-70.58.1.el9_0.x86_64.rpm
perf-debuginfo-5.14.0-70.58.1.el9_0.x86_64.rpm
python3-perf-debuginfo-5.14.0-70.58.1.el9_0.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-2023-0461
https://access.redhat.com/security/cve/CVE-2023-2008
https://access.redhat.com/security/cve/CVE-2023-32233
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 2023 Red Hat, Inc.

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