Issued:

2022-01-19

Updated:

2022-01-19

RHSA-2022:0188 - Important: kernel security and bug fix update

Synopsis

Important: kernel security and bug fix update

Type/Severity

Security Advisory Important

Topic

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.

Description

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

Security Fix(es):

• kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL (CVE-2021-4155)

• kernel: fs_context: heap overflow in legacy parameter handling (CVE-2022-0185)

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):

• kernel show “ BUG: scheduling while atomic:xxx“ and reboot when an uncorrectable memory error injection on RHEL8.4 beta and GA (BZ#2008789)

• tcp: Sockets can be orphaned in the FIN-WAIT-1 or CLOSING states. (BZ#2021574)

• Hostnetwork pod to service backed by hostnetwork on the same node is not working with OVN Kubernetes (BZ#2024411)

• ice: bug fixes for kernel crashes (BZ#2026698)

• [RHEL-8.6][SanityOnly] Backport leftover migrate_disable BPF related change (BZ#2027689)

• xfs: I_DONTCACHE flag is ignored [xfstests: xfs/177] (BZ#2028534)

• FIPS: deadlock between PID 1 and "modprobe crypto-jitterentropy_rng" at boot, preventing system to boot (BZ#2029365)

• RHEL8.6: Backport upstream RCU commits up to v5.12 (BZ#2029449)

• i40e,ixgbe: revert XDP partial backport from kernel 5.13 (BZ#2029845)

• spec: Support separate tools build (BZ#2031053)

• RCU stall WARNING: at kernel/rcu/tree.c:1392 rcu_advance_cbs_nowake+0x51/0x60 (BZ#2032579)

• block: update to upstream v5.14 (BZ#2034396)

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.

Affected Products

Updated Packages

• kernel-debug-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-tools-debuginfo-4.18.0-348.12.2.el8_5.ppc64le.rpm
• perf-4.18.0-348.12.2.el8_5.x86_64.rpm
• bpftool-debuginfo-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-cross-headers-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-debug-debuginfo-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-debug-devel-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-modules-4.18.0-348.12.2.el8_5.aarch64.rpm
• python3-perf-debuginfo-4.18.0-348.12.2.el8_5.ppc64le.rpm
• bpftool-debuginfo-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-core-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-tools-debuginfo-4.18.0-348.12.2.el8_5.s390x.rpm
• python3-perf-debuginfo-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-debug-modules-extra-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-debug-core-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-debug-devel-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-debug-modules-extra-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-debug-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-debuginfo-common-ppc64le-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-devel-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-headers-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-debug-core-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-headers-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-headers-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-tools-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-tools-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-tools-debuginfo-4.18.0-348.12.2.el8_5.x86_64.rpm
• bpftool-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-tools-libs-devel-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-tools-libs-devel-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-zfcpdump-core-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-zfcpdump-devel-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-debuginfo-common-x86_64-4.18.0-348.12.2.el8_5.x86_64.rpm
• perf-debuginfo-4.18.0-348.12.2.el8_5.s390x.rpm
• python3-perf-4.18.0-348.12.2.el8_5.aarch64.rpm
• python3-perf-debuginfo-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-debuginfo-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-tools-4.18.0-348.12.2.el8_5.x86_64.rpm
• python3-perf-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-debug-modules-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-debug-devel-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-debuginfo-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-debug-debuginfo-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-modules-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-core-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-debug-modules-extra-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-tools-4.18.0-348.12.2.el8_5.ppc64le.rpm
• python3-perf-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-zfcpdump-debuginfo-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-cross-headers-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-tools-libs-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-tools-libs-devel-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-devel-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-debuginfo-common-aarch64-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-modules-4.18.0-348.12.2.el8_5.ppc64le.rpm
• bpftool-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-debug-debuginfo-4.18.0-348.12.2.el8_5.ppc64le.rpm
• bpftool-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-modules-extra-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-core-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-debug-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-debug-devel-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-devel-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-zfcpdump-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-4.18.0-348.12.2.el8_5.src.rpm
• kernel-core-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-abi-stablelists-4.18.0-348.12.2.el8_5.noarch.rpm
• kernel-debug-modules-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-debug-modules-extra-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-headers-4.18.0-348.12.2.el8_5.x86_64.rpm
• python3-perf-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-debug-core-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-4.18.0-348.12.2.el8_5.aarch64.rpm
• perf-debuginfo-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-tools-debuginfo-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-debug-core-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-devel-4.18.0-348.12.2.el8_5.ppc64le.rpm
• bpftool-debuginfo-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-debug-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-zfcpdump-modules-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-cross-headers-4.18.0-348.12.2.el8_5.aarch64.rpm
• bpftool-4.18.0-348.12.2.el8_5.aarch64.rpm
• kernel-modules-4.18.0-348.12.2.el8_5.s390x.rpm
• bpftool-debuginfo-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-doc-4.18.0-348.12.2.el8_5.noarch.rpm
• kernel-tools-libs-4.18.0-348.12.2.el8_5.ppc64le.rpm
• perf-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-cross-headers-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-debuginfo-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-modules-extra-4.18.0-348.12.2.el8_5.x86_64.rpm
• perf-4.18.0-348.12.2.el8_5.aarch64.rpm
• perf-debuginfo-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-modules-extra-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-tools-libs-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-debuginfo-common-s390x-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-debug-modules-4.18.0-348.12.2.el8_5.s390x.rpm
• perf-debuginfo-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-debug-modules-4.18.0-348.12.2.el8_5.ppc64le.rpm
• kernel-zfcpdump-modules-extra-4.18.0-348.12.2.el8_5.s390x.rpm
• python3-perf-debuginfo-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-debug-debuginfo-4.18.0-348.12.2.el8_5.x86_64.rpm
• kernel-debuginfo-4.18.0-348.12.2.el8_5.s390x.rpm
• kernel-modules-extra-4.18.0-348.12.2.el8_5.ppc64le.rpm
• perf-4.18.0-348.12.2.el8_5.ppc64le.rpm

Fixes

• This content is not included.BZ - 2034813
• This content is not included.BZ - 2040358

CVEs

• CVE-2021-4155
• CVE-2022-0185

References

• https://access.redhat.com/security/updates/classification/#important

Additional information

• The Red Hat security contact is This content is not included.secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.
• Offline Security Data data is available for integration with other systems. See Offline Security Data API to get started.