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Red Hat Enterprise Linux 8 RHSA-2022:0188 Important Kernel Update

red hat
Calendar Grey January 19, 2022
Dist Redhat Esm H88
Debian releases a significant bulletin concerning kernel revisions that tackle severe bugs and security flaws for its Linux distribution.
An update for kernel is now available for Red Hat Enterprise Linux 8

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.

Summary

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)

Topics%20covered

Topics Covered

security advisory security issue critical bug fix Red Hat Enterprise Linux important kernel

References

https://access.redhat.com/security/cve/CVE-2021-4155 https://access.redhat.com/security/cve/CVE-2022-0185 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux BaseOS (v. 8):
Source: kernel-4.18.0-348.12.2.el8_5.src.rpm
aarch64: bpftool-4.18.0-348.12.2.el8_5.aarch64.rpm bpftool-debuginfo-4.18.0-348.12.2.el8_5.aarch64.rpm kernel-4.18.0-348.12.2.el8_5.aarch64.rpm kernel-core-4.18.0-348.12.2.el8_5.aarch64.rpm kernel-cross-headers-4.18.0-348.12.2.el8_5.aarch64.rpm kernel-debug-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-debuginfo-4.18.0-348.12.2.el8_5.aarch64.rpm kernel-debug-devel-4.18.0-348.12.2.el8_5.aarch64.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.aarch64.rpm kernel-debuginfo-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-devel-4.18.0-348.12.2.el8_5.aarch64.rpm kernel-headers-4.18.0-348.12.2.el8_5.aarch64.rpm kernel-modules-4.18.0-348.12.2.el8_5.aarch64.rpm kernel-modules-extra-4.18.0-348.12.2.el8_5.aarch64.rpm kernel-tools-4.18.0-348.12.2.el8_5.aarch64.rpm kernel-tools-debuginfo-4.18.0-348.12.2.el8_5.aarch64.rpm kernel-tools-libs-4.18.0-348.12.2.el8_5.aarch64.rpm perf-4.18.0-348.12.2.el8_5.aarch64.rpm perf-debuginfo-4.18.0-348.12.2.el8_5.aarch64.rpm python3-perf-4.18.0-348.12.2.el8_5.aarch64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:0188-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0188
Issue date: 2022-01-19

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 impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security issue critical bug fix Red Hat Enterprise Linux important kernel

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

Bugs Fixed

2034813 - CVE-2021-4155 kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL

2040358 - CVE-2022-0185 kernel: fs_context: heap overflow in legacy parameter handling

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