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CentOS Stream 9.0 CESA-2023-1234-01 Critical System Kernel Update

red hat
Calendar Grey November 29, 2022
Dist Redhat Esm H88
A new kernel update has been released for Red Hat Enterprise Linux 8.4, classified as having significant security implications. Please install it without delay!
An update for kernel is now available for Red Hat Enterprise Linux 8.4 Extended Update Support

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):
* 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)

References

https://access.redhat.com/security/cve/CVE-2022-1158 https://access.redhat.com/security/updates/classification/#important

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

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:8685-01
Product: Red Hat Enterprise Linux
Issue date: 2022-11-29

Topic

An update for kernel is now available for Red Hat Enterprise Linux 8.4Extended Update Support.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.

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

Bugs Fixed

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

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