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

Synopsis:          Important: kernel security and bug fix update
Advisory ID:       RHSA-2022:8685-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:8685
Issue date:        2022-11-29
CVE Names:         CVE-2022-1158 
=====================================================================

1. Summary:

An update for kernel is now available for Red Hat Enterprise Linux 8.4
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. 8.4) - aarch64, ppc64le, x86_64
Red Hat Enterprise Linux BaseOS EUS (v.8.4) - 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):

* KVM: cmpxchg_gpte can write to pfns outside the userspace region
(CVE-2022-1158)

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):

* E810-XXV - Multicast packets are not received by all VFs on the same port
even though they have the same VLAN (BZ#2117027)

* kernel BUG at kernel/sched/deadline.c:1561! [rhel-8.4.0] (BZ#2125673)

* zfcp: fix missing auto port scan and thus missing target ports
(BZ#2127851)

* memory leak in vxlan_xmit_one (BZ#2131256)

* nf_conntrack causing nfs to stall (BZ#2134090)

* s390x: bpftrace Could not read symbols from
/sys/kernel/debug/tracing/available_filter_functions: No such device
(BZ#2134809)

* Intel E810 PTP clock glitching (BZ#2136038)

* configure link-down-on-close on and change interface mtu to 9000,the
interface can't up (BZ#2136218)

* dump additional CSRs for Tx hang debugging (BZ#2136515)

* system panic during sriov sriov_test_cntvf_reboot testing (BZ#2137272)

* arp replies not making it to switch (BZ#2137521)

* WARNING: CPU: 0 PID: 9637 at kernel/time/hrtimer.c:1309
hrtimer_start_range_ns+0x35d/0x400 (BZ#2138956)

* Cannot trigger kernel dump using NMI on SNO node running PAO and RT
kernel (BZ#2139582)

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/):

2069793 - CVE-2022-1158 kernel: KVM: cmpxchg_gpte can write to pfns outside the userspace region

6. Package List:

Red Hat Enterprise Linux BaseOS EUS (v.8.4):

Source:
kernel-4.18.0-305.71.1.el8_4.src.rpm

aarch64:
bpftool-4.18.0-305.71.1.el8_4.aarch64.rpm
bpftool-debuginfo-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-core-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-cross-headers-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-debug-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-debug-core-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-debug-debuginfo-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-debug-devel-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-debug-modules-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-debug-modules-extra-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-debuginfo-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-devel-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-headers-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-modules-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-modules-extra-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-tools-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-tools-debuginfo-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-tools-libs-4.18.0-305.71.1.el8_4.aarch64.rpm
perf-4.18.0-305.71.1.el8_4.aarch64.rpm
perf-debuginfo-4.18.0-305.71.1.el8_4.aarch64.rpm
python3-perf-4.18.0-305.71.1.el8_4.aarch64.rpm
python3-perf-debuginfo-4.18.0-305.71.1.el8_4.aarch64.rpm

noarch:
kernel-abi-stablelists-4.18.0-305.71.1.el8_4.noarch.rpm
kernel-doc-4.18.0-305.71.1.el8_4.noarch.rpm

ppc64le:
bpftool-4.18.0-305.71.1.el8_4.ppc64le.rpm
bpftool-debuginfo-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-core-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-cross-headers-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-debug-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-debug-core-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-debug-devel-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-debug-modules-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-debug-modules-extra-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-debuginfo-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-devel-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-headers-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-modules-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-modules-extra-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-tools-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-tools-libs-4.18.0-305.71.1.el8_4.ppc64le.rpm
perf-4.18.0-305.71.1.el8_4.ppc64le.rpm
perf-debuginfo-4.18.0-305.71.1.el8_4.ppc64le.rpm
python3-perf-4.18.0-305.71.1.el8_4.ppc64le.rpm
python3-perf-debuginfo-4.18.0-305.71.1.el8_4.ppc64le.rpm

s390x:
bpftool-4.18.0-305.71.1.el8_4.s390x.rpm
bpftool-debuginfo-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-core-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-cross-headers-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-debug-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-debug-core-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-debug-debuginfo-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-debug-devel-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-debug-modules-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-debug-modules-extra-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-debuginfo-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-debuginfo-common-s390x-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-devel-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-headers-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-modules-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-modules-extra-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-tools-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-tools-debuginfo-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-zfcpdump-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-zfcpdump-core-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-zfcpdump-debuginfo-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-zfcpdump-devel-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-zfcpdump-modules-4.18.0-305.71.1.el8_4.s390x.rpm
kernel-zfcpdump-modules-extra-4.18.0-305.71.1.el8_4.s390x.rpm
perf-4.18.0-305.71.1.el8_4.s390x.rpm
perf-debuginfo-4.18.0-305.71.1.el8_4.s390x.rpm
python3-perf-4.18.0-305.71.1.el8_4.s390x.rpm
python3-perf-debuginfo-4.18.0-305.71.1.el8_4.s390x.rpm

x86_64:
bpftool-4.18.0-305.71.1.el8_4.x86_64.rpm
bpftool-debuginfo-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-core-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-cross-headers-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-debug-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-debug-core-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-debug-debuginfo-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-debug-devel-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-debug-modules-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-debug-modules-extra-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-debuginfo-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-debuginfo-common-x86_64-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-devel-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-headers-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-modules-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-modules-extra-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-tools-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-tools-debuginfo-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-tools-libs-4.18.0-305.71.1.el8_4.x86_64.rpm
perf-4.18.0-305.71.1.el8_4.x86_64.rpm
perf-debuginfo-4.18.0-305.71.1.el8_4.x86_64.rpm
python3-perf-4.18.0-305.71.1.el8_4.x86_64.rpm
python3-perf-debuginfo-4.18.0-305.71.1.el8_4.x86_64.rpm

Red Hat CodeReady Linux Builder EUS (v. 8.4):

aarch64:
bpftool-debuginfo-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-debug-debuginfo-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-debuginfo-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-tools-debuginfo-4.18.0-305.71.1.el8_4.aarch64.rpm
kernel-tools-libs-devel-4.18.0-305.71.1.el8_4.aarch64.rpm
perf-debuginfo-4.18.0-305.71.1.el8_4.aarch64.rpm
python3-perf-debuginfo-4.18.0-305.71.1.el8_4.aarch64.rpm

ppc64le:
bpftool-debuginfo-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-debuginfo-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-305.71.1.el8_4.ppc64le.rpm
kernel-tools-libs-devel-4.18.0-305.71.1.el8_4.ppc64le.rpm
perf-debuginfo-4.18.0-305.71.1.el8_4.ppc64le.rpm
python3-perf-debuginfo-4.18.0-305.71.1.el8_4.ppc64le.rpm

x86_64:
bpftool-debuginfo-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-debug-debuginfo-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-debuginfo-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-debuginfo-common-x86_64-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-tools-debuginfo-4.18.0-305.71.1.el8_4.x86_64.rpm
kernel-tools-libs-devel-4.18.0-305.71.1.el8_4.x86_64.rpm
perf-debuginfo-4.18.0-305.71.1.el8_4.x86_64.rpm
python3-perf-debuginfo-4.18.0-305.71.1.el8_4.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-2022-1158
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.
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