Alerts This Week
Warning Icon 1 764
Alerts This Week
Warning Icon 1 764

Red Hat Enterprise Linux 7: RHSA-2023-0399-01 Critical Kernel Security Fix

red hat
Calendar Grey January 24, 2023
Dist Redhat Esm H88
Urgent kernel patch for Red Hat Enterprise Linux 7 rolled out, addressing memory corruption issues and vulnerabilities related to CPU security.
An update for kernel is now available for Red Hat Enterprise Linux 7

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: memory corruption in AX88179_178A based USB ethernet device. (CVE-2022-2964)
* hw: cpu: LFENCE/JMP Mitigation Update for CVE-2017-5715 (CVE-2021-26401)
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):
* Prevent unnecessary resets - Avoid leaving shost->last_reset with stale value if EH does not run (BZ#2128337)
* i40e: Request to backport upstream commit 2e5a20573a92 (BZ#2129248)
* disable VMA-based swap-in readahead on PowerPC (BZ#2142455)

Topics%20covered

Topics Covered

security advisory memory corruption kernel fix important update cpu mitigation

References

https://access.redhat.com/security/cve/CVE-2021-26401 https://access.redhat.com/security/cve/CVE-2022-2964 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: kernel-3.10.0-1160.83.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-1160.83.1.el7.noarch.rpm kernel-doc-3.10.0-1160.83.1.el7.noarch.rpm
x86_64: bpftool-3.10.0-1160.83.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1160.83.1.el7.x86_64.rpm kernel-3.10.0-1160.83.1.el7.x86_64.rpm kernel-debug-3.10.0-1160.83.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.83.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1160.83.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.83.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.83.1.el7.x86_64.rpm kernel-devel-3.10.0-1160.83.1.el7.x86_64.rpm kernel-headers-3.10.0-1160.83.1.el7.x86_64.rpm kernel-tools-3.10.0-1160.83.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.83.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1160.83.1.el7.x86_64.rpm perf-3.10.0-1160.83.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.83.1.el7.x86_64.rpm python-perf-3.10.0-1160.83.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.83.1.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: bpftool-debuginfo-3.10.0-1160.83.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.83.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.83.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.83.1.el7.x86_64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:0399-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:0399
Issue date: 2023-01-24

Topic

An update for kernel is now available for Red Hat Enterprise Linux 7.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 memory corruption kernel fix important update cpu mitigation

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - noarch, x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - noarch, x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

Bugs Fixed

2061700 - CVE-2021-26401 hw: cpu: LFENCE/JMP Mitigation Update for CVE-2017-5715

2067482 - CVE-2022-2964 kernel: memory corruption in AX88179_178A based USB ethernet device.

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here