A kernel security, bug fix, and enhancement update has been released for Red Hat Enterprise Linux 8.

RHSA-2022:5564-01: Important: kernel security, bug fix, and enhancement update

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

Synopsis: Important: kernel security, bug fix, and enhancement update
Advisory ID: RHSA-2022:5564-01
Product: Red Hat Enterprise Linux
Advisory URL:   https://access.redhat.com/errata/RHSA-2022:5564
Issue date: 2022-07-13
CVE Names: CVE-2022-1729
=====================================================================

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: race condition in perf_event_open leads to privilege escalation
(CVE-2022-1729)

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):

* conntrack entries linger around after test (BZ#2066356)

* Any process performing I/O doesn't fail on degraded LVM RAID and IO
process hangs (BZ#2075075)

* fix data corruption caused by dm-integrity (BZ#2082184)

* Backport request of "genirq: use rcu in kstat_irqs_usr()" (BZ#2083308)

* SUT will flash once color screen during boot to OS. (BZ#2083384)

* Kernel Support Fixes for UV5 platform (BZ#2084645)

* i/o on initiator stuck when network is disrupted
(4.18.0-372.9.1.el8.x86_64) (BZ#2091078)

* glock deadlock (using the dct tool) (BZ#2092073)

* Recursive locking in gfs2_fault (read/write + mmap) (BZ#2092074)

* 8.6.z backport of "vmxnet3: add support for 32 Tx/Rx queues" from BZ
2083561 (BZ#2094473)

* System freezes with callstack in dmesg: ret_from_fork (BZ#2096305)

* Need some changes in RHEL8.x kernels. (BZ#2096931)

* Bad length in dpctl/dump-flows (BZ#2097796)

Enhancement(s):

* Elkhart Graphics - remove force_probe flag (BZ#2075567)

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/):

2086753 - CVE-2022-1729 kernel: race condition in perf_event_open leads to privilege escalation

6. Package List:

Red Hat Enterprise Linux BaseOS (v. 8):

Source:
kernel-4.18.0-372.16.1.el8_6.src.rpm

aarch64:
bpftool-4.18.0-372.16.1.el8_6.aarch64.rpm
bpftool-debuginfo-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-core-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-cross-headers-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-debug-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-debug-core-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-debug-debuginfo-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-debug-devel-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-debug-modules-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-debug-modules-extra-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-debuginfo-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-devel-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-headers-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-modules-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-modules-extra-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-tools-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-tools-debuginfo-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-tools-libs-4.18.0-372.16.1.el8_6.aarch64.rpm
perf-4.18.0-372.16.1.el8_6.aarch64.rpm
perf-debuginfo-4.18.0-372.16.1.el8_6.aarch64.rpm
python3-perf-4.18.0-372.16.1.el8_6.aarch64.rpm
python3-perf-debuginfo-4.18.0-372.16.1.el8_6.aarch64.rpm

noarch:
kernel-abi-stablelists-4.18.0-372.16.1.el8_6.noarch.rpm
kernel-doc-4.18.0-372.16.1.el8_6.noarch.rpm

ppc64le:
bpftool-4.18.0-372.16.1.el8_6.ppc64le.rpm
bpftool-debuginfo-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-core-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-cross-headers-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-debug-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-debug-core-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-debug-devel-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-debug-modules-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-debug-modules-extra-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-debuginfo-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-devel-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-headers-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-modules-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-modules-extra-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-tools-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-tools-libs-4.18.0-372.16.1.el8_6.ppc64le.rpm
perf-4.18.0-372.16.1.el8_6.ppc64le.rpm
perf-debuginfo-4.18.0-372.16.1.el8_6.ppc64le.rpm
python3-perf-4.18.0-372.16.1.el8_6.ppc64le.rpm
python3-perf-debuginfo-4.18.0-372.16.1.el8_6.ppc64le.rpm

s390x:
bpftool-4.18.0-372.16.1.el8_6.s390x.rpm
bpftool-debuginfo-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-core-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-cross-headers-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-debug-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-debug-core-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-debug-debuginfo-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-debug-devel-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-debug-modules-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-debug-modules-extra-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-debuginfo-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-debuginfo-common-s390x-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-devel-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-headers-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-modules-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-modules-extra-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-tools-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-tools-debuginfo-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-zfcpdump-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-zfcpdump-core-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-zfcpdump-debuginfo-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-zfcpdump-devel-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-zfcpdump-modules-4.18.0-372.16.1.el8_6.s390x.rpm
kernel-zfcpdump-modules-extra-4.18.0-372.16.1.el8_6.s390x.rpm
perf-4.18.0-372.16.1.el8_6.s390x.rpm
perf-debuginfo-4.18.0-372.16.1.el8_6.s390x.rpm
python3-perf-4.18.0-372.16.1.el8_6.s390x.rpm
python3-perf-debuginfo-4.18.0-372.16.1.el8_6.s390x.rpm

x86_64:
bpftool-4.18.0-372.16.1.el8_6.x86_64.rpm
bpftool-debuginfo-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-core-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-cross-headers-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-debug-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-debug-core-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-debug-debuginfo-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-debug-devel-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-debug-modules-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-debug-modules-extra-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-debuginfo-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-debuginfo-common-x86_64-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-devel-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-headers-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-modules-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-modules-extra-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-tools-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-tools-debuginfo-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-tools-libs-4.18.0-372.16.1.el8_6.x86_64.rpm
perf-4.18.0-372.16.1.el8_6.x86_64.rpm
perf-debuginfo-4.18.0-372.16.1.el8_6.x86_64.rpm
python3-perf-4.18.0-372.16.1.el8_6.x86_64.rpm
python3-perf-debuginfo-4.18.0-372.16.1.el8_6.x86_64.rpm

Red Hat CodeReady Linux Builder (v. 8):

aarch64:
bpftool-debuginfo-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-debug-debuginfo-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-debuginfo-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-tools-debuginfo-4.18.0-372.16.1.el8_6.aarch64.rpm
kernel-tools-libs-devel-4.18.0-372.16.1.el8_6.aarch64.rpm
perf-debuginfo-4.18.0-372.16.1.el8_6.aarch64.rpm
python3-perf-debuginfo-4.18.0-372.16.1.el8_6.aarch64.rpm

ppc64le:
bpftool-debuginfo-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-debuginfo-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-372.16.1.el8_6.ppc64le.rpm
kernel-tools-libs-devel-4.18.0-372.16.1.el8_6.ppc64le.rpm
perf-debuginfo-4.18.0-372.16.1.el8_6.ppc64le.rpm
python3-perf-debuginfo-4.18.0-372.16.1.el8_6.ppc64le.rpm

x86_64:
bpftool-debuginfo-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-debug-debuginfo-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-debuginfo-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-debuginfo-common-x86_64-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-tools-debuginfo-4.18.0-372.16.1.el8_6.x86_64.rpm
kernel-tools-libs-devel-4.18.0-372.16.1.el8_6.x86_64.rpm
perf-debuginfo-4.18.0-372.16.1.el8_6.x86_64.rpm
python3-perf-debuginfo-4.18.0-372.16.1.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-2022-1729
  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 2022 Red Hat, Inc.