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Critical Kernel Update RHSA-2023-3190-01 for Remote DoS on RHEL

red hat
Calendar Grey May 17, 2023
Dist Redhat Esm H88
A crucial kernel security patch for CentOS tackles critical vulnerabilities and enhances overall system stability. Discover more!
An update for kernel is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions

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: net/ulp: use-after-free in listening ULP sockets (CVE-2023-0461)
* kernel: remote DoS in TIPC kernel module (CVE-2023-1390)
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.

Topics%20covered

Topics Covered

security advisory kernel update remote DoS Red Hat Enterprise Linux patch important security impact

References

https://access.redhat.com/security/cve/CVE-2023-0461 https://access.redhat.com/security/cve/CVE-2023-1390 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux BaseOS E4S (v. 8.1):
Source: kernel-4.18.0-147.83.1.el8_1.src.rpm
aarch64: bpftool-4.18.0-147.83.1.el8_1.aarch64.rpm bpftool-debuginfo-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-core-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-cross-headers-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-debug-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-debug-core-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-debug-debuginfo-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-debug-devel-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-debug-modules-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-debug-modules-extra-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-debuginfo-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-devel-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-headers-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-modules-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-modules-extra-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-tools-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-tools-debuginfo-4.18.0-147.83.1.el8_1.aarch64.rpm kernel-tools-libs-4.18.0-147.83.1.el8_1.aarch64.rpm perf-4.18.0-147.83.1.el8_1.aarch64.rpm perf-debuginfo-4.18.0-147.83.1.el8_1.aarch64.rpm python3-perf-4.18.0-147.83.1.el8_1.aarch64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:3190-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:3190
Issue date: 2023-05-17

Topic

An update for kernel is now available for Red Hat Enterprise Linux 8.1Update Services for SAP Solutions.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 kernel update remote DoS Red Hat Enterprise Linux patch important security impact

Relevant Releases Architectures

Red Hat Enterprise Linux BaseOS E4S (v. 8.1) - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

2176192 - CVE-2023-0461 kernel: net/ulp: use-after-free in listening ULP sockets

2178212 - CVE-2023-1390 kernel: remote DoS in TIPC kernel module

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