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

Synopsis:          Important: kernel security and bug fix update
Advisory ID:       RHSA-2022:5316-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:5316
Issue date:        2022-06-28
CVE Names:         CVE-2020-28915 CVE-2022-27666
====================================================================
1. Summary:

An update for kernel is now available for Red Hat Enterprise Linux 8.

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 (v. 8) - aarch64, ppc64le, x86_64
Red Hat Enterprise Linux BaseOS (v. 8) - 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: buffer overflow in IPsec ESP transformation code (CVE-2022-27666)

* kernel: out-of-bounds read in fbcon_get_font function (CVE-2020-28915)

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):

* weird port mapping with asymmetric traffic (BZ#2065266)

* HBR3 is malfunction via MST HUB against Intel ADL-HX CPU (BZ#2066644)

* openvswitch connection tracking sends incorrect flow key for some upcalls
(BZ#2068476)

* sctp connection abort unexpected. (BZ#2070959)

* soft quota cannot exceed more the 5 warns which breaks timer
functionality (BZ#2071713)

* VirtIO Throughput for VM on host with OVS HW-Offload is very low
(BZ#2074221)

* SR-IOV performance > 50% degradation (BZ#2074829)

* Call trace with parallel rules insertion and deletion (BZ#2075553)

* Enable nested virtualization (BZ#2079069)

* iscsi_ttx (iSERT) completions hung while waiting for mlx5_ib_drain_sq
(BZ#2079433)

* WARNING: CPU: 2 PID: 969 at kernel/locking/lockdep.c:895
register_lock_class+0x234/0x1640 (BZ#2079856)

* mlx5: Some rule are not offloaded to HW in OVN K8s Pod 2 External use
case (BZ#2079918)

* OCP node kernel crash due to ceph_fsync - unsafe_request_wait+0x143
(BZ#2080071)

* TCP doesn't retransmit if in reorder state and waits for RTO (BZ#2080972)

* pnfs NFSv4.1 IO causes a soft lockup (after a server reboot) and an
unresponsive client (BZ#2080998)

* BlueField2:  DPU can't switch to switchdev mode (BZ#2081011)

* Important ice bug fixes (BZ#2081794)

* For isolated CPUs (with nohz_full enabled for isolated CPUs) CPU
utilization statistics are not getting reflected continuously (BZ#2084138)

* Host is getting crash/abrupt reboot while  the guest has been assigned
with more than 128 GB RAM while it is using NVIDIA proprietary module.
(BZ#2085572)

* s_pf0vf2: hw csum failure for mlx5 (BZ#2086549)

* kernel memory leak while freeing nested actions (BZ#2086590)

* Regression: Bluetooth will not activate after 8.5 update (BZ#2087641)

* mlx5,Internal port - traffic not offloaded on tunnel interface rules on
chain > 0 when internal port is the vtep device. (BZ#2088610)

* rule not offloaded on server side with syndrome(0x389e56) when direction
is in (BZ#2088611)

* TTL decrease only on the first packet (BZ#2088638)

* TC HWOL of inbound traffic over geneve with ovs bridge as VTEP is not
working (BZ#2088639)

* Audio No Function on Orchid Bay(Mini Config) (BZ#2090423)

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/):

1899177 - CVE-2020-28915 kernel: out-of-bounds read in fbcon_get_font function
2061633 - CVE-2022-27666 kernel: buffer overflow in IPsec ESP transformation code

6. Package List:

Red Hat Enterprise Linux BaseOS (v. 8):

Source:
kernel-4.18.0-372.13.1.el8_6.src.rpm

aarch64:
bpftool-4.18.0-372.13.1.el8_6.aarch64.rpm
bpftool-debuginfo-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-core-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-cross-headers-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-debug-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-debug-core-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-debug-debuginfo-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-debug-devel-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-debug-modules-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-debug-modules-extra-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-debuginfo-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-devel-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-headers-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-modules-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-modules-extra-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-tools-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-tools-debuginfo-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-tools-libs-4.18.0-372.13.1.el8_6.aarch64.rpm
perf-4.18.0-372.13.1.el8_6.aarch64.rpm
perf-debuginfo-4.18.0-372.13.1.el8_6.aarch64.rpm
python3-perf-4.18.0-372.13.1.el8_6.aarch64.rpm
python3-perf-debuginfo-4.18.0-372.13.1.el8_6.aarch64.rpm

noarch:
kernel-abi-stablelists-4.18.0-372.13.1.el8_6.noarch.rpm
kernel-doc-4.18.0-372.13.1.el8_6.noarch.rpm

ppc64le:
bpftool-4.18.0-372.13.1.el8_6.ppc64le.rpm
bpftool-debuginfo-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-core-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-cross-headers-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-debug-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-debug-core-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-debug-devel-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-debug-modules-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-debug-modules-extra-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-debuginfo-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-devel-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-headers-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-modules-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-modules-extra-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-tools-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-tools-libs-4.18.0-372.13.1.el8_6.ppc64le.rpm
perf-4.18.0-372.13.1.el8_6.ppc64le.rpm
perf-debuginfo-4.18.0-372.13.1.el8_6.ppc64le.rpm
python3-perf-4.18.0-372.13.1.el8_6.ppc64le.rpm
python3-perf-debuginfo-4.18.0-372.13.1.el8_6.ppc64le.rpm

s390x:
bpftool-4.18.0-372.13.1.el8_6.s390x.rpm
bpftool-debuginfo-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-core-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-cross-headers-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-debug-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-debug-core-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-debug-debuginfo-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-debug-devel-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-debug-modules-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-debug-modules-extra-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-debuginfo-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-debuginfo-common-s390x-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-devel-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-headers-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-modules-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-modules-extra-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-tools-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-tools-debuginfo-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-zfcpdump-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-zfcpdump-core-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-zfcpdump-debuginfo-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-zfcpdump-devel-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-zfcpdump-modules-4.18.0-372.13.1.el8_6.s390x.rpm
kernel-zfcpdump-modules-extra-4.18.0-372.13.1.el8_6.s390x.rpm
perf-4.18.0-372.13.1.el8_6.s390x.rpm
perf-debuginfo-4.18.0-372.13.1.el8_6.s390x.rpm
python3-perf-4.18.0-372.13.1.el8_6.s390x.rpm
python3-perf-debuginfo-4.18.0-372.13.1.el8_6.s390x.rpm

x86_64:
bpftool-4.18.0-372.13.1.el8_6.x86_64.rpm
bpftool-debuginfo-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-core-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-cross-headers-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-debug-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-debug-core-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-debug-debuginfo-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-debug-devel-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-debug-modules-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-debug-modules-extra-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-debuginfo-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-debuginfo-common-x86_64-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-devel-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-headers-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-modules-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-modules-extra-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-tools-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-tools-debuginfo-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-tools-libs-4.18.0-372.13.1.el8_6.x86_64.rpm
perf-4.18.0-372.13.1.el8_6.x86_64.rpm
perf-debuginfo-4.18.0-372.13.1.el8_6.x86_64.rpm
python3-perf-4.18.0-372.13.1.el8_6.x86_64.rpm
python3-perf-debuginfo-4.18.0-372.13.1.el8_6.x86_64.rpm

Red Hat CodeReady Linux Builder (v. 8):

aarch64:
bpftool-debuginfo-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-debug-debuginfo-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-debuginfo-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-tools-debuginfo-4.18.0-372.13.1.el8_6.aarch64.rpm
kernel-tools-libs-devel-4.18.0-372.13.1.el8_6.aarch64.rpm
perf-debuginfo-4.18.0-372.13.1.el8_6.aarch64.rpm
python3-perf-debuginfo-4.18.0-372.13.1.el8_6.aarch64.rpm

ppc64le:
bpftool-debuginfo-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-debuginfo-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-372.13.1.el8_6.ppc64le.rpm
kernel-tools-libs-devel-4.18.0-372.13.1.el8_6.ppc64le.rpm
perf-debuginfo-4.18.0-372.13.1.el8_6.ppc64le.rpm
python3-perf-debuginfo-4.18.0-372.13.1.el8_6.ppc64le.rpm

x86_64:
bpftool-debuginfo-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-debug-debuginfo-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-debuginfo-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-debuginfo-common-x86_64-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-tools-debuginfo-4.18.0-372.13.1.el8_6.x86_64.rpm
kernel-tools-libs-devel-4.18.0-372.13.1.el8_6.x86_64.rpm
perf-debuginfo-4.18.0-372.13.1.el8_6.x86_64.rpm
python3-perf-debuginfo-4.18.0-372.13.1.el8_6.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-2020-28915
https://access.redhat.com/security/cve/CVE-2022-27666
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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